Valley Post-test Flashcards
The hemodynamic changes that should be avoided in the patient with mitral valve regurgitation include:
a. tachycardia
b. bradycardia
c. decreased systemic vascular resistance
d. hypervolemia
b. bradycardia
Indicate the changes that occur when the thoracic aorta is cross-clamped during repair of an aortic aneurysm?
AFTERLOAD-PCWP-CARDIAC OUTPUT-HEART RATE
a. increased-increased-increased-decreased
b. increased-increased-decreased-decreased
c. increased-decreased-increased-increased
d. decreased-increased-increased-decreased
b. increased-increased-decreased-decreased
General anesthesia with nitrous oxide and fentanyl was used for hernia repair. Postoperatively, the patient develops truncal rigidity. Oxygen saturation falls to 45%. What should be done?
a. give oxygen by mask
b. give morphine
c. give succinylcholine
d. give narcan
c. give succinylcholine
The patient with Eaton-Lambert syndrome responds to muscle relaxants in what way?
SUCCINYLCHOLINE-NONDEPOLARIZING AGENT
a. decreased sensitivity-decreased sensitivity
b. decreased sensitivity-increased sensitivity
c. increased sensitivity-increased sensitivity
d. increased sensitivity-decreased sensitivity
c. increased sensitivity-increased sensitivity
The patient with Parkinson’s disease. Which drug would you AVOID?
a. Ketamine
b. Diphenhydramine
c. Succinylcholine
d. Droperidol
d. droperidol
The soda lime changes color during the case. What should you do?
a. Change the canister immediately, and then continue with the case
b. increase the fresh gas flow rate, and change after the case
c. switch immediately to a new gas machine
d. no immediate action is necessary; wait and change the canister after the case
b. increase the FGF rate, and change after the case
Which of the following is appropriate preoperative anesthetic management of the patient with cardiac tamponade?
a. positive inotrope
b. maintain acidosis
c. fluid restriction
d. decrease afterload pharmacologically
a. positive inotrope
Accidental subarachnoid injection occurred during an intended epidural. Which of the following is a rapid early sign?
a. tinnitus
b. dyspnea
c. confusion
d. inability to speak
b. dyspnea
Oozing of blood after a massive blood transfusion is probably due to:
a. thrombocytopenia
b. decreased factors 5 and 8
c. aspirin therapy
d. dysfunctional thrombin
a. thrombocytopenia
What is the maximum does of dantrolene for treating malignant hyperthermia?
a. 0.5 mg/kg
b. 2.5 mg/kg
c. 5.0 mg/kg
d. 10 mg/kg
d. 10 mg/kg
What is the most common hematologic disorder in the alcoholic?
a. Deficiency of factors V and VIII
b. Megaloblastic anemia
c. Disseminated intravascular coagulopathy
d. Thrombocytopenia
b. Megaloblastic anemia
Shown in the following graph is the uptake of four volatile agents: Curve A is
a. N2O
b. Sevoflurane
c. Halothan
d. Isoflurane
a. N2O
The purpose of the pin index system is to:
a. keep cylinders with different gases from being used interchangeably
b. perit valve yoke to fit perfectly
c. provide a mechanism for gas escape if the cylinder overheats
d. increase the accuracy of reading from he Bourdon gauge.
a. keep cylinders with different gases from being used interchangeably
In PACU, the patient says she remembers some things that were said in the intraoperative period? What should you do?
a. Tell the patient what happened
b. Make a note of this on the anesthesia record
c. Inform the surgeon
d. Explain to the patient that she can sue if she wishes
a. tell the patient what happened
Hemorrhage is the most common complication of mediastinoscopy. What is the next most common complication of this procedure?
a. Damage to the phrenic nerve
b. Venous air embolism
c. Infection
d. Pneumothorax
d. pneumothorax
Stimulation of what receptor explains why arterial diastolic blood pressure may decrease when epinephrine is administered with a local anesthetic.
a. Beta-2 adrenergic receptor
b. Beta-1 adrenergic receptor
c. Alpha-1 adrenergic receptor
d. Alpha-2 adrenergic receptor
a. Beta-2 adrenergic receptor
Which of the following neural tracts modulates pain?
a. Lateral spinothalamic
b. Anterior spinothalamic
c. Dorsolateral fasciculus
d. Cuneatus/gracilis
c. dorsolateral fasciculus
Trigger agents for malignant hyperthermia include;
a. Halothane
b. Curare
c. Lidocaine
d. Pentothal
a. Halothane
At the NMJ Aminophylline:
a. decreases the excitability of the motor end-plate
b. increases the release of acetylcholine from the motor nerve terminal
c. locks the voltage-gated sodium channel in the inactivated state
d. has no effect
b. increases the release of acetylcholine from the motor nerve terminal
What is the necessary treatment for the patient with sickle cell disease who goes into sickle cell crisis during surgery?
a. give large volumes of LR?
b. give heparin?
c. take the patient to dialysis?
d. give the patient an exchange transfusion
d. give the patient an exchange transfusion
During surgery for a subdural hematoma, a cerebral vasospasm develops. A drug that is appropriate for treating this problem is:
a. Verapamil
b. Nimodipine
c. Nitroprusside
d. Labetalol
b. Nimodipine
Pneumothorax is most commonly associated with which approach to the brachial plexus?
a. Interscalene
b. Supraclavicular
c. Axillary
d. Subscapular
b. Supraclavicular
The patient’s hemiplegia resulted from an accident six months ago. How will the twitches elicited by a PNS on the paralyzed side compare with those on the non-paralyzed side during NDM blockade?
a. Twitches on the paralyzed side will be smaller
b. Twitches on the paralyzed side with be larger
c. Twitches on the paralyzed side will have the same size
d. There will be no twitches on the paralyzed side
b. twitches on the paralyzed side will be larger
What drug stimulates alpha-1, alpha-2, and beta-1 receptors?
a. Norepinephrine
b. Dobutamine
c. Clonidine
d. Prazosin
a. Norepinephrine
A patient is given 400 mg of drug. Sixteen hours later, 25 mg remain. How much drugs is lost in the next 8 hours?
a. 12.5 mg
b. 18.75 mg
c. 21.87 mg
d. 25 mg
b. 18.75 mg
The voltage-gated sodium channel is in the inactivated state in all but which of the following situations?
a. Administration of a LA
b. Severe hypokalemia
c. Perfusion of the coronary arteries with cardioplegic solution
d. During phase 2 of the cardiac action potential
b. severe hypokalemia
The patient who cannot adduct the thumb has had what nerve blocked by LA?
a. Radial
b. Median
c. Ulnar
d. Musculocutaneous
c. Ulnar
You determine that magnesium sulfate should be given to the patient with pregnancy-induced hypertension(pre-eclampsia/eclampsia). At what concentration of magnesium(mEq/L) will toxicity begin to manifest?
a. 1-4
b. 4-6
c. 8-12
d. 12-16
c. 8-12
What set of data correctly describes the actions of magnesium in the patient with pregnancy-induced hypertension(preeclampsia/eclampsia)?
ACH RELEASED FROM MOTOR NERVE TEMINAL/SENSITIVITY OF MOTOR END PLATE TO ACH/UTERINE TONE/VASCULAR SMOOTH MUSCLE TONE
a. increased/increased/increased/decreased
b. decreased/decreased/decreased/increased
c. decreased/decreased/decreased/decreased
d. decreased/increased/increased/decreased
c. decreased/decreased/decreased/decreased
There is a misunderstanding about the amount of magnesium sulfate that should have been administered to a patient with pregnancy-induced hypertension(pre-eclampsia/eclampsia). You are concerned about magnesium toxicity. If magnesium toxicity is developing, you might see each of the following signs EXCEPT:
a. Loss of deep tendon reflexes
b. sedation
c. hypotension
d. tachycardia
d. tachycardia
The degree of aortic regurgitation is largely determined by what factors? Select three:
a. diastolic pressure gradient
b. afterload
c. duration of diastole
d. incompetent aortic valve
e. left ventricular failure
f. cardiac contractility
a. diastolic pressure gradient
c. duration of diastole
d. incompetent aortic valve
During the case, the blood pressure of the patient with PIH(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
Aspiration is a risk associated with anesthesia for patients with each of the following diseases except:
a. amyotrophic lateral sclerosis
b. multiple sclerosis
c. Parkinson’s disease
d. Mad cow disease(Jacob-Creutzfeldt disease)
b. multiple sclerosis
Immediate delivery of the fetus is imperative if fetal heart rate decelerations are:
a. variable
b. early
c. late with no beat-to-beat variability
d. late with diminished beat-to-beat variability
c. late with no beat-to-beat variability
You are applying cricoid pressure to a patient that has lost consciousness; how much pressure should be used(kg)?
a. 2
b. 4
c. 6
d. 8
b. 4
At least 98% of the drug will be gone after how many half-times of elimination?
a. 4
b. 5
c. 6
d. 7
c. 6
25 mL of solution containing 1% lidocaine and 1:200,000 epinephrine contains how much of each drug?
LIDOCAINE-EPINEPHRINE
a. 25 mg-12.5 mcg
b. 25 mg-125 mcg
c. 250 mg-12.5 mcg
d. 250 mg-125 mcg
d. 250 mg-125 mcg
The patient has a left ventricular EF of 0.22. This indicates:
a. normal L ventricular function
b. cardiomyopathy
c. mitral valve stenosis
d. mild L ventricular function
b. cardiomyopathy
The patient who has been taking digitalis develops a prolonged PR interval and PVC during anesthesia What drug should you give?
a. Phenytoin
b. Verapamil
c. Propranolol
d. Bethanechol
a. Phenytoin
What is the most common cause of acute myocarditis?
a. metastatic disease
b. rheumatoid arthritis
c. irradiation
d. viral infection
d. viral infection
The shift in the Starling curve shown by the arrow in the figure at right is consistent with administration of:(select three)
a. Neo-synephrine
b. Nipride
c. Digitalis
d. Inocor
e. Lasix
f. hemorrhage
b. Nipride
c. Digitalis
d. Inocor
ANSI standards for reservoir bags require that the pressure not exceed 50 cm H20 when the bag is distended to how many times its normal capacity?
a. 2
b. 3
c. 4
d. 5
c. 4
Cerebrospinal fluid passes from the lateral ventricles to the third ventricle through the foramina of:
a. Luschka
b. Magendie
c. Munro
d. Sylvia
c. Munro
What substance manufactured by vascular endothelial cells(formerly called endothelium-derived relaxation factor, EDRF) diffuses into the smooth muscle layer and causes vasodilation?
a. Nitric oxide
b. Bradykinin
c. Endothelia
d. Acetylcholine
a. Nitric oxide
The most important factor determining whether or not a patient will file a malpractice law suit is the:
a. anesthetist’s rapport with the patient
b. dollar amount that might be awarded
c. degree of bodily harm
d. fairness of the anesthetist’s attorney
a. anesthetist’s rapport with the patient
The American National Standards Institute Z79.9 1979 standard was replaced in 1988 with:
a. American National Standards Institute Z79.9 1988 standard
b. Occupational Safety and Health Administration standard 65-88
c. Department of Transportation code #652339-88
d. American Society for Testing and Materials F1161-88 standard
d. American Society for Testing and Materials F1161-88 standard
What size endotracheal tube should be placed in a 2 year-old-child and what size suction catheter should be used to keep this ETT clean?
a. 4.0;8F
b. 5.0;10F
c. 5.5;12F
d. 6.0;14F
b. 5.0;10F
Hemodynamic data for the patient are: arterial blood pressure, 130/70 mmHg; ICP 15 mmHg, LVEDP 10 mmHg, right atrial pressure 5 mmHg, HR 80. What is the cerebral perfusion and coronary artery perfusion pressure?
CEREBRAL PP-CORONARY PP
a. 75 mmHg-65 mmHg
b. 85 mmHg-60 mmHg
c. 75 mmHg-60 mmHg
d. 85 mmHg-65 mmHg
c. 75 mmHg-60 mmHg
What site should not be used for insertion of a pulmonary artery catheter with a right pneumothorax?
a. Right EJ
b. Femoral
c. Subclavian
d. Left EJ
d. Left EJ
What do the following ECG traces show?
a. RBBB
b. Atrial hypertrophy
c. Hyperkalemia
d. LBBB
a. RBBB
Digitalis slows HR by working on what phase of the cardiac action potential?
a. Phase 0
b. Phase 1
c. Phase 2
d. Phase 4
d. Phase 4
What problem is indicated by the solid-line pressure-volume loop shown at the right?
a. Acute mitral regurgitation
b. Chronic mitral regurgitation
c. Acute aortic regurgitation
d. Chronic aortic regurgitation
a. Acute mitral regurgitation
While the patient is breathing room air, blood gasses were: PaO2 50 mmHg, PCO2 55 mmHg, PAO2-PaO2 gradient 10 mmHg. This patient:
a. is dead spacing
b. has a right to left shunt
c. is hyperventilating
d. is breathing a hypoxic gas mixture
c. is hypo-ventilating
What should be given to treat a prolonged bleeding time?
a. Cryoprecipitate
b. Desmopressin
c. FFP
d. Platelets
d. Platelets
What would cause the P50 to increase from 20 to 33 mmHg?
a. Hypothermia
b. Respiratory acidosis
c. Metabolic alkalosis
d. Decreased 2,3-DPG
b. Respiratory acidosis
What is the most common cause of death in the patient with chronic renal failure?
a. Sepsis
b. MI
c. Cardiac arrest secondary to hyperkalemia
d. Respiratory failure
a. Sepsis
Shortly after induction, the patient begins wheezing. The concentration of inhaled agent is increased and the airway is checked for obstruction with negative findings. The wheezing continues, What should be done now?
a. Place the patient on PEEP
b. Increase FiO2
c. Give terbutaline
d. Wake the patient up
c. give terbutaline
A 57 year-old-male who was involved in a MVA is undergoing surgery to repair a fractured pelvis. The patient was taking nitroglycerin for angina. During the case SaO2 falls abruptly from 85% to 40%? Petechiae are noted on the chest and arms. What happened?
a. CHF
b. Hemorrhagic shock
c. Allergic reaction
d. Fat embolism
d. fat embolism
In what situation will CVP be greater than PCWP?
a. Cirrhosis of the liver
b. Left heart failure
c. Pulmonary arterial HTN
d. Aortic Stenosis
c. PHTN
What muscle dilates the cords?
a. Thyroarytenoid
b. Posterior cricoarytenoid
c. Lateral cricoarytenoid
d. Cricothyroid
b. Posterior cricoarytenoid
Compare PAO2 and PACO2 in zones I and III when the patient is sitting.
ZONE 1 PAO2-ZONE 3 PAO2-ZONE 3 PACO2-ZONE 1 PACO2
a. high-low-high-low
b. low-high-high-low
c. high-low-low-high
d. low-high-low-high
a. high-low-high-low
The patient has an FEV1 of 2.0 Liters and an FVC of 2.5 liters. These data suggest:
a. normal pulmonary function
b. restrictive pulmonary disease
c. obstructive pulmonary disease
d. mixed restrictive obstructive disease
b. restrictive pulmonary disease
Total body sodium content is controlled primarily by:
a. ADH
b. thyroxine
c. cortisol
d. aldosterone
d. aldosterone
Ipratropium works by decreasing the concentration of what second messenger?
a. Calmodulin
b. Inositol triphosphate
c. Cyclic guanosine monophosphate
d. Cyclic adenosine monophosphate
b. Inositol triphosphate
The patient’s medial thigh is resting on support straps while in the lithotomy position. Numbness along the medial calf would suggest compression of what nerve?
a. Obturator
b. Common peroneal
c. Saphenous
d. Lateral femoral cutaneous
c. Saphenous
Where does the spinal cord end in the child?
a. L1
b. L2
c. L3
d. L4
c. L3
The signs and symptoms of Horner’s syndrome include(select 4):
a. contralateral facial flushing
b. ipsilateral mydriasis
c. ipsilateral myosis
d. contralateral anhydrosis
e. ipsilateral ptosis
f. ipsilateral nasal congestion
g. contralateral mydriasis
h. ipsilateral enophthalmos
c. ipsilateral myosis
e. ipsilateral ptosis
f. ipsilateral nasal congestion
h. ipsilateral enophthalmos
What area of the brain responds to opioids to promote spinal analgesia?
a. Substantia nigra
b. Primary sensory cortex
c. Periventricular/periaqueductal gray
d. Caudate nucleus of basal ganglia
c. Periventricular/periaqueductal gray