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af100187-ebbe-5fd2-99f8-5a459f484406 | Which of the following examples of species associations is not correct? | Horses and cats are more sensitive to opioids than dogs and ruminants. | The use of anticholinergics is recommended in ruminants to avoid airway occlusion | Horses may fracture limbs during anesthetic recovery and thus require special attention during the recovery period | Large animals are prone to respiratory depression and dependent atelectasis and thus often require ventilatory support | 4 | B | 1 | null | null | null | null | null |
dca3e548-e305-5fe0-9b7b-5c9424bda0ef | Dehydration increses the risk of hypotension. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
f4985a3b-509e-50e6-ab8e-f76033ad2ed3 | A dog with a body condition score of 8/9 will require more anesthetic per unit body weight than a dog of the same breed with a body condition score of 5/9. | True | False | null | null | 2 | B | 2 | null | null | null | null | null |
fc5f1239-24c6-5443-9ba7-fd92e5b0a9ea | Anemia predisposes the patient to hypoxemia. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
6597fbd6-98a4-5ead-a5ca-88cbfc684198 | Patients with bruising may be at higher risk for potentially life-threatening intraoperative and postoperative bleeding. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
d38fb5ff-2e84-51cc-8965-285156860311 | You are evaluating a patient's LOC (level of consciousness) and find the patient in a sleeplike state, nonresponsive to a verbal stimulus but arousable by a painful stimulus. This patient is: | Lethargic | Obtunded | Stuporous | Comatose | 4 | C | 1 | null | null | null | null | null |
0f5e639b-1057-5a9e-9abf-c3dff7b35283 | You are evaluating a patient's hydration. The skin elasticity is somewhat slowed, the patient's mucous membranes are tacky, the CRT is 1.5 seconds, but the eye is in a normal position in the orbit. Your patient is: | Approximately 5-6% dehydrated | Approximately 6-8% dehydrated | Approximately 8-10% dehydrated | Approximately 12-15% dehydrated | 4 | B | 2 | null | null | null | null | null |
356df21b-08b2-5a8b-a0a0-217f47ca3408 | Which of the following fasting times is least advisable? | Dogs: 8-12 hours | Horse: 2-4 hours | Cow: 24-48 hours | Small ruminant: 12-18 hours | 4 | B | 1 | null | null | null | null | null |
a62a64a4-5127-5992-98f3-bd6f99e32da5 | Which of the following is not a Crystalloid solution? | Lactated Ringer's solution | Normal saline solution | Dextran | 5% Dextrose | 4 | C | 1 | null | null | null | null | null |
895b0f46-1c18-5412-9bea-6b27ac34d6cc | Which of the following signs of disease in a calm canine patient would be most significant in terms of the potential to increase the risk of anesthesia? | Increase respiratory effort | Lethargy | A body temp of 103.4*F | A sinus arrhythmia | 4 | A | 2 | null | null | null | null | null |
9c2742d7-db37-5694-89dd-e936769a2b4d | Which of the following species or breeds must be watched especially close during any anesthetic procedure to ensure a patent airway? | Brachiocephalic breeds | Exotic breeds | Sighthounds | Cats and horses | 4 | A | 1 | null | null | null | null | null |
80d6a479-a28b-541a-8f4b-970457895c93 | The fluid type most appropriate to replace moderate losses from dehydration would be: | Colloids | Hypertonic saline | Isotonic crystalloids | 50% Dextrose | 4 | C | 1 | null | null | null | null | null |
ee5eae0b-0b52-55a1-8f3c-06c0779e847d | About two-thirds of the total body water is inside the cells. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
ed7bdfdc-f13f-506e-bdf2-5f006e02d206 | Blood plasma makes up about 5% of the total body weight. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
41b7addc-7da0-59ab-9e36-c49223d4d511 | The extracellular fluid contains more sodium than intracellular fluid. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
139e6cbb-33f2-56a5-93e8-ae096cca6251 | Which of the following statements regarding IV catheter placement in surgery patients is incorrect? | Choose and administration set with an injection port | Give all IV drugs slowly unless told otherwise | Always follow IV injections through a catheter with sterile saline flush | Choose a catheter that is small in diameter to minimize the risk of bleeding | 4 | D | 1 | null | null | null | null | null |
9390c792-26f0-57c6-93fe-e7ec946dea67 | The intracellular fluid contains more potassium than intravascular fluid. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
0deaaa03-c623-5779-85e6-0474199e53c3 | The intravascular fluid has more negatively charged particles than positively charged particles. | True | False | null | null | 2 | B | 1 | null | null | null | null | null |
3244cee4-f751-5a4c-b41c-529856a4f2c8 | The osmolarity of intracellular fluid is similar to that of extracellular fluid. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
6b5a67c4-0dd4-59b9-8a47-4856de09e4f7 | Which of the following heart rhythms is not normal in a resting horse? | NSR | SA | Second-degree AV block | Third-degree AV block | 4 | D | 1 | null | null | null | null | null |
31ffcec9-c373-5413-b269-68bcc9bdd3e9 | Regarding fluid infusion rates: | Standard shock doses of fluids are about the same as doses used during routine surgery | Surgery patients with blood loss may require colloids instead of crystalloids | Crystalloids are generally given at lower administration rates than colloids | Hypertonic saline is administered in large volumes to patients in shock | 4 | B | 2 | null | null | null | null | null |
a1e5ecd8-176b-5a45-9e86-2f0e98a3627e | Which of the following is not a sign of fluid overload? | Ocular and nasal discharge | Hypotension | Increased lung sounds and respiratory rate | Dyspnea | 4 | B | 1 | null | null | null | null | null |
7656c56d-45ad-50dd-adea-305ae59fca7a | A neuroleptanalgesic is a combination of: | An opioid and an anticholinergic | An anticholinergic and a tranquilizer | An opioid and a tranquilizer | An anticholinergic and a benzodiazepine | 4 | C | 1 | null | null | null | null | null |
52bc7f7d-fde5-5a7b-9ba8-ea032eaeaa92 | Most pre-anesthetic will not cross the placental barrier. | True | False | null | null | 2 | B | 1 | null | null | null | null | null |
3721bdfc-31e0-5c9f-89fe-e3018a70b07f | It is recommended that atropine not be given to an animal that has tachycardia. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
c15ffa03-9495-5a5f-b07b-37a2f42c4752 | Anticholinergic drugs, such as atropine, block the release of acetylcholine a the: | Muscarinic receptors of the parasympathetic system | Nicotinic receptors of the parasympathetic system | Muscarinic receptors of the sympathetic system | Nicotinic receptors of the sympathetic system | 4 | A | 1 | null | null | null | null | null |
40285c73-3c20-5bf5-9fd5-11a38774b071 | High doses of opioids can cause bradycardia and respiratory depression. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
ce0d48e7-9cb5-543e-85e1-8e808830623e | Severe bradycardia caused by dexmedetomidine is best treated with the following drug: | Atropine | Naloxone | Epinephrine | Atipamezole | 4 | D | 1 | null | null | null | null | null |
5f05ce1b-86a8-5b52-8b1e-10a5412676f1 | Opioids are reversed with: | Atipamezole | Naloxone | Atropine | Yohimbine | 4 | B | 1 | null | null | null | null | null |
09e0b575-0dbb-5cf4-a1cc-27d04b763dcb | Which of the following drugs will precipitate out when mixed with other drugs or solutions? | Atropine | Acepromazine | Diazepam | Butorphanol | 4 | C | 1 | null | null | null | null | null |
2eaacb8b-6303-5552-a7b6-bc16353b1339 | Etomidate is particularly well suited for the induction of dogs with which of the following problems? | Severe cardiac disease | Renal failure | Orthopedic disease | Pediatric(younger than 4 weeks) | 4 | A | 1 | null | null | null | null | null |
ccb4dd1e-4ae3-5b59-8bfd-529f83a498ef | Which of the following is an example of a dissociative anesthetic? | Thiopental sodium | Pentobarbital sodium | Ketamine hydrochloride | Propofol | 4 | C | 1 | null | null | null | null | null |
775c5da1-2e8c-559b-9f3a-325172827c72 | One of the disadvantages of the drug methohexital is that animals that are anesthetized with it may demonstrate excitement during recovery. | True | False | null | null | 2 | A | 1 | null | null | null | null | null |
534753e8-5f88-521a-b127-699800105145 | Compared with methoxyflurane, isoflurane is considered to have a: | Higher vapor pressure | Similar vapor pressure | Lower vapor pressure | null | 3 | A | 1 | null | null | null | null | null |
1341d7d1-14ef-579b-8b5f-38a95a96a9f5 | An anesthetic agent that has a low blood-gas partition coefficient will result in ____ induction and recovery time. | Slow | Moderate | Fast | null | 3 | C | 1 | null | null | null | null | null |
23e4e6d8-4242-5926-8c40-77e094a955a5 | Which of the following has the lowest blood-gas partition coefficient? | Halothane | Isoflurane | Methoxyflurane | Sevoflurane | 4 | D | 1 | null | null | null | null | null |
dc1e2a3d-e869-5148-ae9b-8f49f50ad6e7 | Propofol sometimes causes transient apnea. To avoid this, the anesthetist should: | Give by infusion only | Premedicate with opioids | Administer intravenously only | Titrate this drug in several boluses | 4 | D | 2 | null | null | null | null | null |
aa4b0ca2-50e2-54bb-87af-9740ee18c2e1 | Effects that are commonly seen after administration of a dissociative include: | Increased blood pressure | Increased heart rate | Increased CSF pressure | Increased intraocular pressure | 5 | E | 1 | All the above | null | null | null | null |
51b88ac6-75d6-5e6b-9c51-3c9b60090ce0 | Adverse effects common with isoflurane include: | Hepatic toxicity | Accumulation in body fat stores | Depression of respiration | Seizures during recovery | 4 | C | 1 | null | null | null | null | null |
ec066ee2-066b-5878-8c0b-81536e6c4c57 | Appropriate drugs and doses for induction of general anesthesia for Cesarean delivery in a stable patient include all the following except: | Propofol 2 mg/kg | Sodium thiopental 4 mg/kg | Propofol 3 mg/kg | Ketamine 2 mg/kg | 4 | D | 1 | null | null | null | null | null |
80649589-9e17-5aeb-8127-fa8aaa05902e | Pick the false statement: Cricoid pressure…. | …has been shown to be efficacious and should be used without release during the intubation of a pregnant patient. | …is the standard of care and should be employed, but may be released to get a better view during intubation. | …should not be initiated before induction. | …should be released if the patient starts retching while obtunded. | 4 | A | 1 | null | null | null | null | null |
635dc608-ca30-54c8-afdc-538088249a2d | Pick the false statement. | The uterine vein:maternal vein ratio for succinylcholine is between 0.1 and 0.2. | Magnesium potentiates non-depolarizing neuromuscular blockers. | Succinylcholine is safe for the baby because of rapid metabolism. | Succinylcholine is highly ionized. | 5 | C | 1 | When using a succinylcholine infusion, doses up to 10 mg/kg are considered safe. | null | null | null | null |
b6623745-5dea-58c1-bdee-52439c350278 | Pregnant patients desaturate faster than non-pregnant patients. In this study from the BJA (1974:46:358) patients were pre-oxygenated and then a minute after apnea a blood gas was drawn and compared to a gas drawn just before induction. | Pregnant women have a lower FRC | Pregnant women have bronchial swelling | Pregnant women have a faster metabolism | Aortocaval compression | 4 | B | 1 | null | null | null | null | null |
3179fe1b-1532-5747-8d8a-3595cfccdaf0 | Pick the false statement: With general anesthesia for cesarean delivery: | The risk of awareness is about 2% | About 50% of patients respond to verbal stimulation during a general anesthetic for cesarean delivery. | A laryngeal mask airway has been shown to be very safe in healthy, fasted patients. | Inhalational agents used at concentrations between 0.5 and 1.2 MAC increase the risk of bleeding significantly. | 5 | A | 1 | Blood loss is greater with general anesthesia compared to regional techniques in healthy patients. | null | null | null | null |
627ab5f9-f524-589a-9c1e-f8aa2b611382 | For pre-oxygenation is it important for a pregnant patient to have 3 full minutes of breathing 100% oxygen or are 4 vital capacity breaths more appropriate? | Use the 4-breath method even if it is not as effective, it is faster and there is not time to do the full 3 minutes. | Use the 4 breath method it is much more efficacious. | Use the 4 breath method, it is faster and equally efficacious. | Use the full 3 minutes method that is significantly more efficacious. | 4 | C | 2 | null | null | null | null | null |
2262695b-12b2-55d1-9182-f39d5c75b523 | For an elective Cesarean Delivery we give metaclopramide, ranitidine, and sodium bicitrate before induction. Of these three drugs, which is the most important one to give bfore a general anesthetic for an emergent Cesarean Delivery? | Metaclopramide | Ranitidine | Sodium bicitrate | null | 3 | C | 2 | null | null | null | null | null |
16ebb224-4614-5771-a3da-7e7eb94c499d | The expression that for a fixed mass of gas at constant temperature, the product of pressure and volume is constant is known as: | Graham's law | Bernoulli's law | Boyle's law | Dalton's law | 5 | C | 1 | Charles' law | null | null | null | null |
65e29523-d294-59a1-9030-b1110702f85d | The pressure gauge on size "E" compressed-gas cylinder containing O2 reads 1,600 pounds per square inch absolute temperature (psia). How long could O2 be delivered from this cylinder at a rate of 2 L/min | 90 min | 140 min | 245 min | 320 min | 5 | C | 2 | Cannot be calculated | null | null | null | null |
6063b1d8-74b6-50f8-ba63-ab505e02dd81 | An otherwise healthy 25-year-old patient is udergoing a femoral hernia repair. General anesthesia is induced with thiopental, 3,5 mg/kg, and after administration of succinylcholine, 1,5 mg/kg, tracheal intubation is performed under direct laryngoscopy without difficulty. Bilateral breath sounds are auscultated and end-... | The flow of N2O through the O2 rotameter | No flow of O2 through the O2 rotameter | A flow of O2 through the O2 rotameter that is markedly lower than indicated | A leak in the O2 rotameter above the bobbin | 5 | B | 2 | A leak in the O2 rotameter below the bobbin | null | null | null | null |
690d43dc-9ee8-580f-ab07-3f94126462b6 | The O2 pressure-sensor-shutoff valve requires what O2 pressure to remain open and allow N2O flow into the N2O rotameter? | 10 psia | 25 psia | 50 psia | 100 psia | 5 | B | 1 | 600 psia | null | null | null | null |
c7e26ff7-4977-5702-8016-e1e6aa5f9ab4 | A copper kettle vaporizer is filled with a volitile anesthetic that is a saturated vapor pressure of 304 mm Hg at 20ºC. The carrier-gas flow through the vaporizing chamber is 90 ml/min. What diluent fresh-gas flow is required to deliver from the vaporizer a final concentration of the anesthetic of 1,5%? | 1,000 ml/min | 2,000 ml/min | 3,000 ml/min | 4,000 ml/min | 5 | D | 2 | 5,000 ml/min | null | null | null | null |
8be467f9-f6f1-56db-9b00-4aa403c9e071 | The second-stage O2 pressure regulator delivers a constant O2 pressure to the rotameters of: | 4 psia | 8 psia | 16 psia | 32 psia | 5 | C | 1 | 64 psia | null | null | null | null |
b8c5c68e-1296-5a46-ad97-a5e8d4e87e06 | The highest trace concentration of N2O allowed in the operating room atmosphere by the National Institute for Occupational Safety and Health (NIOSH) is: | 1 ppm | 5 ppm | 25 ppm | 50 ppm | 5 | C | 1 | 100 ppm | null | null | null | null |
0694e281-8f03-56ae-8e3a-786df156ac73 | Halothane vaporizer will deliver an accurate concentration of an unknown volatile anesthetic if the latter shares which property with halothane? | Molecular weight | Viscosity | Vapor pressure | Blood/Gas partition coefficient | 5 | C | 1 | Oil/Gas partition coefficient | null | null | null | null |
b8022542-fbc7-5c6c-9a04-b2d6e65f9f8a | After entering the anesthesia machine at 45 to 55 psia (from a compressed-gas cylinder), O2 is directed to provide for which of the following functions of the anesthesia machine? | A pneumatic source for the gas-driven anesthesia ventilator | The O2 supply fail-safe system | To open the pressure-sensor shutoff valve | O2 to the O2 rotameters | 5 | E | 1 | All of above | null | null | null | null |
3cefbb10-9144-5fe3-974f-016330494fc9 | Which of the following rotameter flow indicators is read in the middle of the dial? | Bobbin | "H" float | Ball float | Skirted float | 5 | C | 1 | Nonrotating float | null | null | null | null |
8d86c448-a40a-529d-bc10-8f54272a1a91 | When the pressure gauge on size "E" compressed-gas cylinder, containing N2O begins to fall from its previous constant pressure of 750 psia, how many liters of gas remain in cylinder? | 200 | 400 | 600 | 800 | 5 | B | 2 | Cannot be calculated | null | null | null | null |
55d3bb53-590a-5db1-8996-d8868356bb4d | The maximum volume of CO2 that can be absorbed by 100 g of absorbent granules is: | 5 L | 10 L | 15 L | 20 L | 5 | E | 1 | 25 L | null | null | null | null |
e28f0623-c1a2-5229-8e89-3636ab0bc0ad | If the diameter of any intravenous catheter is doubled, flow through the catheter will | Decrease by factor of 2 | Decrease by factor of 4 | Increase by factor of 8 | Increase by factor of 16 | 5 | D | 2 | Increase by factor of 32 | null | null | null | null |
c2a39e59-32c4-5a3c-884b-8ccaa44abe40 | Of the following statements concerning the safe storage of compressed-gas cylinders, choose the one that is false. | Should not be handled with oily hands | Should not be stored near flammable material | Should not be stored in extreme heat or cold | Paper or plastic covers should not be removed from the cylinders before storage | 5 | D | 1 | All of the above statements are true | null | null | null | null |
03e59c9c-8e3c-5f9f-a48e-977fa65ab667 | Compliance is defined as | A change in pressure per unit change in volume | A change in volume per unit change in pressure | A change in pressure per unit change in flow | A change in flow per unit change in pressure | 5 | B | 1 | A change in volume per unit change in flow | null | null | null | null |
78805c73-5cbc-56eb-a944-63b817da51ab | A mechanical ventilator is set to deliver a Vt of 500 ml at a rate of 10 breaths/min and an inspiratory-to-expiratory (I:E) ratio of 1:2. The fresh-gas flow into the breathing circuit is 6 L/min. In a patient with normal total pulmonary compliance, the actual Vt delivered to the patient be | 400 ml | 500 ml | 600 ml | 700 ml | 5 | D | 2 | 800 ml | null | null | null | null |
3c605d0f-9d62-54bc-8d68-842069a80e32 | A mechanical ventilator is set to deliver a Vt of 500 ml at a rate of 6 breaths/min and an inspiratory-to-expiratory (I:E) ratio of 1:2. The fresh-gas flow into the breathing circuit is 6 L/min. In a patient with normal total pulmonary compliance, the actual Vt delivered to the patient be | 600 ml | 700 ml | 800 ml | 900 ml | 5 | C | 3 | 1000 ml | null | null | null | null |
8e74a9b1-4c1f-5a5a-b95b-424cae3df544 | Vaporizers for which of the following volatile anesthetics could be used interchangeably with accurate delivery o the concentration of anesthetic set on the vaporizer dial? | Halothane, enflurane, and isoflurane | Enflurane, isoflurane | Halothane, enflurane | Halothane, isoflurane | 5 | D | 1 | None of above | null | null | null | null |
dae2f06f-7191-59e1-b265-dc63760ac1db | According to National Institute for Occupational Safety and Health (NIOSH) regulations, the highest concentration of volatile anesthetic contamination allowed in the operating room atmosphere when administred in conjunction with N2O is | 0,5 ppm | 2 ppm | 5 ppm | 25 ppm | 5 | A | 1 | 50 ppm | null | null | null | null |
d49e65ac-5632-5a3c-9306-7e30386c3a39 | The device on anesthesia machines that most reliably detects delivery of hypoxic gas mixtures is the | Fail-safe valve | O2 analyser | Second-stage O2 pressure regulator | Promotion-limiting control system | 5 | B | 1 | Diameter index safety system | null | null | null | null |
a174af6d-7045-5202-9223-ed4115c950e2 | The agency responsible for manufacturing and testing compressed gases is the | Compressed Gas Association | Department of Transportation | Food and Drug Administration | National Fire Protection Association | 5 | B | 1 | Joint Commission on Accreditation of Healthcare Organizations | null | null | null | null |
6406604f-85dd-5af9-951a-cd248fb40256 | The ratio of the density of a solution to the density of cerebrospinal fluid (CSF) is called | Specific gravity | Mass | Baricity | Absolute density | 5 | C | 1 | None of above | null | null | null | null |
f33d371b-2045-5574-9a34-11157ab02503 | Select the false statement. | If a Magill forceps is used for nasotracheal intubation, the right nares is preferable of the nasotracheal tube. | Extension of the neck can convert an endotracheal intubation to an endobronchial intubation. | Bucking signifies the return of coughing reflex. | Postintubation pharyngitis is more likely to occur in females. | 5 | B | 2 | Stenosis becomes symptomatic when the adult tracheal lumen is reduced to less than 5 mm. | null | null | null | null |
e242e100-0100-5b81-aafc-7b52e947c202 | Gas from an N2O compressed-gas cylinder enters the anesthesia machine through a pressure regulator that reduces the pressure to | 60 psia | 45 psia | 30 psia | 15 psia | 5 | B | 1 | 10 psia | null | null | null | null |
2d71922c-0cd7-5deb-99f7-729f55c39179 | Which of the following factors is least responsible for killing bacteria in anesthesia mechines? | Metallic ions | High O2 concentration | Anesthetic gases (a clinical concentrations) | Shifts in humidity | 5 | C | 1 | Shifts in temperature | null | null | null | null |
ef7ace92-233d-5315-96c5-3149d00d553a | Which of the following systems prevents attachment of gas-amdinistering equipment to the wrong type of gas line? | Pin-index safety system | Diameter index safety system | Fail-safe system | Proportion-limiting control system | 5 | A | 1 | None of above | null | null | null | null |
7980c49b-7c7c-5cf7-9618-d2f7da716c6d | A volatile anesthetic has a satureted vapor pressure of 360 mm Hg at room temperature. At what flow would this agent be delivered from a bubble-through vaporizer if the carrier-gas flow through vaporizing chamber is 100 ml/min? | 30 ml/min | 60 ml/min | 90 ml/min | 120 ml/min | 5 | C | 2 | 150 ml/min | null | null | null | null |
cb39553b-3cc3-50b6-b499-37aebaaf306a | The total saturated vapor pressure in half-full size "E" compressed-gas cylinder containing 50% O2 and 50% N2O by volume (Entonox) is 1,100 psia. The partial saturated vapor pressure of N2O within this cylinder is | 375 psia | 450 psia | 500 psia | 550 psia | 5 | D | 2 | Cannot be calculated | null | null | null | null |
c7fe9640-792c-55cb-b5d3-63b7a1ab6097 | High-pressure endotracheal tube cuffs must be inflated to what pressure to produce an adequate seal between the cuff and the wall of the trachea? | 30-50 mm Hg | 75-125 mm Hg | 130-175 mm Hg | 180-250 mm Hg | 5 | D | 1 | 300-500 mm Hg | null | null | null | null |
2da43f9f-9f58-5071-aaec-aa28846af250 | Body plethysmography can be used to measure lung volumes by application of | Boyle's law | Dalton's law | Newton's law | Laplace's law | 5 | A | 1 | Bernoulli's law | null | null | null | null |
59f18720-e5b0-5e33-9049-3a7bc3896eb6 | Which of the following combinations would result in delivery of a higher-than-expected concentration of volatile anesthetic to the patient? | Halothane vaporizer filled with enflurane | Halothane vaporizer filled with isoflurane | Isoflurane vaporizer filled with halothane | Isoflurane vaporizer filled with enflurane | 5 | E | 2 | Enflurane vaporizer filled with halothane | null | null | null | null |
91bfbb1b-304b-5349-8287-98e1ba4607f1 | The principles that determine the net flow of fluid across capillary membranes are described in | Fick's law | Graham's law | Fick's principle | Starling's law | 5 | D | 1 | Henry's law | null | null | null | null |
0c3346f5-04cc-5a6b-a839-3ca294879028 | The most important determinant of resistance to laminar gas flow through a tube is the | Length of the tube | Radius of the tube | Viscosity of the gas | Density of the gas | 5 | B | 1 | Mass of the gas | null | null | null | null |
6ac1f2a4-2198-5e5a-be0d-2ca7465f5a48 | All of the following would result in less trace gas pollution of the operating room atmosphere EXCEPT | Using a high gas flow in circular system | Tight mask seal during mask induction | Use of scavenger system | Periodic maintenance of the anesthesia machine | 5 | A | 1 | Allow patient to breathe 100% O2 as long as possible before extubation | null | null | null | null |
81dde5a7-0420-50d3-9eb4-cacf4b8d6953 | The greatest source for contamination of the operating room atmosphere is leakage of volatile anesthetics | Around the anesthesia mask | At the vaporizer | At the rotameter | At the CO2 absorber | 5 | A | 1 | At the endotracheal tube | null | null | null | null |
ed11337f-cce8-55f3-aa82-f54f54eba4a4 | Uptake of enflurane from the lungs during the first minute of general anesthesia is 200 ml. How much enflurane would be taken up from the lungs between the 16th and 36th minutes? | 100 ml | 200 ml | 400 ml | 700 ml | 5 | C | 2 | 2000 ml | null | null | null | null |
af07b719-9674-5fff-b37c-bf1102e9ec14 | The predominant component of baralyme granules is | Water | Silica | Barium hydroxide | Calcium hydroxide | 5 | D | 1 | Potassium hydroxide | null | null | null | null |
d05159c0-21bb-542c-8afb-404d1fd33797 | Select the FALSE statement regarding iatrogenic bacterial infections from anesthetic equipment | Even low concentrations of O2 are lethal to airborne bacteria | Bacteria that are released from the airway during violent exhalation originate almost exclusively from anterior oropharynx | Of all the bacteria forms, acid-fast bacteria the most resistant to destruction | Shifts in temperature and humidity are probably the most important factors responsible for bacterial killing | 5 | E | 1 | Bacterial filters in the anesthesia-breathing system lower the incidence of postoperative pulmonary infections | null | null | null | null |
042c2042-a499-5ca2-8ce5-1ea9f3ea00ac | The least reliable site for central temperature monitoring is the | Rectum | Skin of forehead | Distal third of esophagus | Nasopharynx | 5 | B | 1 | Tympanic membrane | null | null | null | null |
00dfb7d1-3cfd-55ef-a5e9-02bbf3b87bfa | A balanced anesthetic is administered to an otherwise healthy 38-year-old patient undergoing repair of a right inguinal hernia. During mechanical ventilation, the anesthesiologist notices that the scavenging-reservoir bag is distented during inspiration. The most likely cause of this is | An incompetent pressure-relief valve in the mechanical ventilator | An incompetent pressure-relief valve in the patient breathing circuit | An incompetent inspiratory unidirectional valve in the patient breathing circuit | An incompetent expiratory unidirectional valve in patient breathing circuit | 5 | A | 2 | None of above; the scavenging-reservoir bag is supposed to distend during inspiration | null | null | null | null |
fe4b1e1e-862e-518e-96fe-3a13ed04d669 | The reason a 40:60 mixture of helium:O2 is more desirable than a 40:60 mixture of nitrogen:O2 for a spontaneously breathing patient with tracheal stenosis is | Helium has lower density than nitrogen | Helium is smaller molecule than O2 | Absorption atelectasis decreases | Helium has a lower critical velocity for turbulent flow than does O2 | 5 | A | 1 | Helium is toxic to most microorganisms | null | null | null | null |
5176cb7c-e6a5-5f92-94be-1ace058fb749 | The maximum FiO2 that can be delivered by a nasal cannula is | 0.25 | 0.30 | 0.35 | 0.40 | 5 | E | 1 | 0.45 | null | null | null | null |
333e66da-6ffd-5adc-8c2f-dc292764984e | All of the following statements concerning rotameters are true EXCEPT which one? | Rotation of the bobbin within the Thorpe tube is important for accurate function | The Thorpe tube increases in diameter from bottom to top | Its accuracy is affected by changes in temperature and atmospheric pressure | The rotameter for N2O and CO2 are interchangeable | 5 | D | 1 | The rotameter for O2 should be the last in the series | null | null | null | null |
b3d68f10-75cd-51fe-a9ca-32b984f34d05 | Which color of nail polish would have the greatest effect on the accuracy of dual-wavelength pulse oxymeters? | Red | Yellow | Blue | Green | 5 | C | 1 | White | null | null | null | null |
e983ab02-a64c-530d-a0eb-48648a67db89 | The minimum macroshock current required to elicit ventricular fibrillation is | 1 mAmp | 10 mAmp | 100 mAmp | 500 mAmp | 5 | C | 1 | 5,000 mAmp | null | null | null | null |
84d3609d-e4da-5fad-a82f-742c4e29b4dc | The line isolation monitor | Prevents microshock | Prevents macroshock | Provides electrical isolation in the operating room | Sounds an alarm when grounding occurs in the operating room | 5 | D | 1 | Provides a safe electrical ground | null | null | null | null |
b37ef682-bd56-5a5f-b12d-2873f7bc842e | Kinking of the transfer tubing from the patient breathing circuit to the closed scavenging-system interface can result in | Barotrauma | Hypoventilation | Hypoxia | Hyperventilation | 5 | A | 1 | None of above | null | null | null | null |
0aef5e3a-d977-54db-94e2-7134652c1868 | At what concentration should the isoflurane vaporizer dial be set to deliver 1 minimal alveolar concentration (MAC) of isoflurane in Denver, Colorado (assume Pb is 630 mm Hg) | 0.75% | 0.9% | 1.15% | 1.4% | 5 | C | 2 | 1.6% | null | null | null | null |
37888314-7a67-54fe-a8c8-2e9221e3cbf9 | Select the FALSE statement regarding noninvasive arterial blood-pressure-monitoring devices | If the width of the blood-pressure cuff is too narrow, the measured blood pressure will be falsely lowered | The width of the blood-pressure cuff should be 40% of th circumference of the patient's arm | If the blood-pressure cuff is too loosely wrapped around the arm, the measured pressure will be falsely elevated | Oscillometric blood-pressure measurements are accurate in neonates | 5 | A | 1 | Frequent cycling of automated blood-pressure monitoring devices can result in edema distal to the cuff | null | null | null | null |
b224e301-67f0-541d-bdb7-6a32b4914b89 | An incompetent ventilator pressure-relief valve can result in | Hypoxia | Barotrauma | A low-circuit-pressure signal | Hypoventilation | 5 | D | 2 | Hyperventilation | null | null | null | null |
586a5936-d73a-55e2-b741-3b11b72de8e5 | The pressure gauge of a size "E" compressed-gas cylinder containing air shows a pressure of 900 psia. How long could air be delivered from thi cylinder at rate of 10 L/min? | 10 minutes | 20 minutes | 30 minutes | 40 minutes | 5 | C | 2 | 50 minutes | null | null | null | null |
28c4ba5d-1c69-5dec-84b3-7318f5f2812c | The most frequent cause of mechanical failure of the anesthesia delivery system to deliver adequate O2 to the patient is | Attachment of the wrong compressed-gas cylinder to the O2 yoke | Crossing of pipelines during construction of the operating room | Improperly assembled O2 rotameter | Fresh gas line disconnection from anesthesia machine to the in-line hosing | 5 | E | 1 | Disconnection of the O2 supply system from the patient | null | null | null | null |
8475e0aa-208e-507f-a2ea-7d362ef31e19 | How much vapor will 1 mL of liquid enflurane produce at room temperature? | 100 mL | 200 mL | 300 mL | 400 mL | 5 | B | 1 | 500 mL | null | null | null | null |
01a6b801-69f8-540a-b749-1861046a58b6 | The expression that the rate of passive diffusion of gas across a lipid membrane is inversely proportional to the square root of the molecular weight of the gas is known as | Dalton's law | Graham's law | Boyle's law | Hagen-Poiseuille's law | 5 | B | 1 | Fick's law | null | null | null | null |
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