Missed Prodigy Questions Sim Exam 1 Flashcards
For every 1 degree CElesius that the core body temp decreases, the cerebral metabolic rate of O2 consumption decreases by
8%
During a craniotomy, a pt’s BP decreases from 120/80 to 60/30. Which of the following would happen?
Cerebral vessels dilate or constrict and CBF would increase or decrease
Cerebral vessels would dilate and CBF would decrease
Local anesthetic exist as
*weak acid or base
*positively or negatively charged amine group
Weak base with positively charged amine group
**Local anesthetics are positive :)
A femoral nerve block will provide adequate anesthesia for which of the following procedures?
-excision of a mass on lateral thigh
-excision of a mass on medial thigh
-lower extremity adductor release procedure
-knee arthroscopy
KNEE ARTHROSCOPY
What is the specific gravity of CSF?
1.004 - 1.009
In relation to CSF, 2% lidocaine with a Specific gravity between 1.0004 and 1.0066 is:
-hypobaric
-isobaric
-hyperbaric
Hypobaric
An HIV positive patient is taking a combination of zidovudine and corticosteroids. You know that this can place the patient at risk for
Respiratory muscle dysfunction
What is the half life of carbon monoxide
4-6 hours
The burning felt on injection of diazepam and lorazepam is due to
THE PRESERVATIVE PROPYLENE GLYCOL
What is the earliest sign of graft function after liver transplantation surgery
Base deficit normalizes with rapid fresh frozen plasma administration
Which of the following laboratory changes are most specific for hepatobiliary obstruction
5’ nucleotides elevation
Which of the following interventions would be an appropriate initial treatment for the derangement in serum potassium cased by hyperaldosteronism?
Spironolactone
***Hyperaldosteronism = LOW POTASSIUM
All of the following pathologies are associated with sarcoidosis except:
-cor pulmonale
-chronic extrinsic lung disease
-restrictive cardiomyopathy
-hypercalcemia
Chronic extrinsic lung disease
(It causes a chronic intrinsic lung disease!)
MS is associated with which of the following?
-prolonged latency of evoked potentials
-excessive accumulation of myelin on the axon
-neuropathy due to demyelination of the peripheral nerves
-rapid progression in patients diagnosed after 35 years of age
Prolonged latency of evoked potentials
**demyelination of central nerves!
Autonomic hyperreflexia would most likely produce
-cutaneous vasoconstriction above spinal cord lesion
-apnea
-hypotension
-vasoconstriction below the spinal cord lesion
-Vasoconstriction below spinal cord lesion