Vally Pretest Flashcards
Cyanosis is most likely to be seen in which patient?
a. Anemic
b. Polycythemic
c. Hypovolemic
d. Hypervolemic
b. Polycythemic
What solution should NOT be given to a patient undergoing carotid endarterectomy?
a. Normosol
b. D5W
c. Lactated Ringer’s
d. Normal Saline
b. D5W
What is the initial dose of dantrolene for treating malignant hyperthermia?
a. 0.25 mg/kg
b. 0.5 mg/kg
c. 1.5 mg/kg
d. 2.5 mg/kg
d. 2.5 mg/kg
What percent of a soda lime canister should be air?
a. 30%
b. 50%
c. 75%
d. 90%
b. 50%
Shown in the following graph is the uptake of four volatile agents: Curve C is?
a. Enflurane
b. Desflurane
c. Halothane
d. Isoflurane
d. Isoflurane
A patient emerged from general anesthesia with brachial plexus palsy. In litigation, the judge placed the burden of proof on the defendant anesthetist. The judge acted on what doctrine?
a. Respondeat superior
b. Borowed servant
c. Res ipsa Loquitur
d. Harrison
c. Res ipsa Loquitur
Two IV solutions, A and B, are placed on the same pole at the same height. The IV needles have the same length, but the needle of solution A is 0.50 mm in diameter and the needle of solution B is 0.25 mm in diameter. The flow through needle B is:
a. 1/81 the flow through needle A
b. 1/16 the flow through needle A
c. 1/4 the flow through needle A
d. 3/4 the flow through needle A
b. 1/16 the flow through needle A
What is the most common complication of mediastinoscopy?
a. Damage to the phrenic nerve
b. Venous air embolism
c. Hemorrhage
d. Pneumothorax
c. Hemorrhage
Which of the following neural pathways carries pain?
a. Corticospinal
b. Anterolateral
c. Dorsolateral
d. Cuneatus/gracilis
b. Anterolateral
What is the best ECG lead for initial assessment?
a. I
b. II
c. V5
d. aVL
b. II
Which situation explains the following capnogram?
a. Hypoventilation
b. Incompetent expiratory valve
c. Esophageal intubation
d. Kinked endotracheal tube
c. esophageal intubation
Pneumothorax is most commonly associated with which approach to the brachial plexus?
a. Interscalene
b. Supraclavicular
c. Axillary
d. Subscapular
b. Supraclavicular
The ophthalmologist plans to inject sulfur hexafluoride into the aqueous humor to treat retinal detachment. You should AVOID:
a. succinylcholine
b. neostigmine
c. nitrous oxide
d. hypercarbia
c. nitrous oxide
Cardiac T-type calcium channels are maximally open during _____ of the cardiac action potential.
a. phase 1
b. phase 2
c. phase 3
d. phase 4
b. phase 2
What muscle relaxant has antimuscarinic actions?
a. d-Tubocurarine
b. Rocuronium
c. Pancuronium
d. Mivacurium
c. pancuronium
The patient who cannot abduct the thumb has had what nerve blocked by local anesthetic?
a. Radial
b. Median
c. Ulnar
d. Musculocutaneous
a. Radial
You determine that magnesium should be given to the patient with pregnancy-induced hypertension(pre-eclampsia/eclampsia). What plasma concentration of magnesium(mEq/L) will you want to achieve?
a. 1-4
b. 4-6
c. 8-12
d. 12-16
b. 4-6
During the case, the blood pressure of the patient with pregnancy-induced hypertension(preeclampsia/eclampsia) increases to 190/125. Of the following, which drug is LEAST appropriate for treating this hypertension?
a. Hydralazine
b. Labetalol
c. Esmolol
d. Nitroprusside
c. Esmolol
The patient with HELLP syndrome exhibits:
a. hematuria, elevated leukocytes, lipidosis, and proteinuria
b. hematuria, elevated liver enzymes and low platelets
c. hemolysis, elevated leukocytes, lipidosis, and proteinuria
d. hemolysis, elevated liver enzymes and low platelets
d. hemolysis, elevated liver enzymes, and low platelets
Thrombocytopenia may be associated with each of the following conditions EXCEPT:
a. cancer
b. liver disease with splenomegaly
c. pregnancy-induced hypertension(pre-eclampsia)
d. chronic renal failure
d. chronic renal failure
Which agent should be avoided if the patient is taking an MAO inhibitor?(select 2)
a. Meperidine
b. Labetalol
c. Epinephrine
d. Phenylephrine
a. Meperidine
d. Phenylephrine
The second heart sound occurs when the:
a. aortic and pulmonic valves open
b. aortic and pulmonic valves close
c. mitral and tricuspid valves open
d. mitral and tricuspid valves close
b. aortic and pulmonic valves close
How much of the total blood volume is found in the systemic side of the venous circulation?
a. 20%
b. 45%
c. 65%
d. 85%
c. 65%
The most common cause of death associated with carotid endarterectomy is:
a. stroke
b. adult respiratory distress syndrome
c. hemorrhage
d. myocardial infarction
d. myocardial infarction