MB 1 quick facts

Question 1

sx of damage to cerebellar hemisphere

Answer 1

ipsilateral limb ataxia, dysdiadochokinesia, intention tremor, and other cerebellar signs

Question 2

which inhaled anesthetic is more likely to produce central nervous system excitation and seizure activity compared to others?

Answer 2

enflurane

Question 3

hypokalemia sx

Answer 3

muscle weakness and cramping, usually beginning in the distal lower extremities

Question 4

histological appearance of de-inervation atrophy of skeletal muscle

Answer 4

mall muscle fibers with decreased cross-sectional area, which are angulated or triangular

Question 5

MOA of cyproheptadine

Answer 5

antagonism of 5HT2 receptors in tx of serotonin syndrome

Question 6

anticholinergic side effects

Answer 6

constipation, hot, tachycardia

Question 7

risk factors for intracranial aneurysm

Answer 7

• Atherosclerotic disease
• Arteriovenous malformations (AVMs)
• Adult polycystic kidney disease
• Connective tissue disease

Question 8

hypercalcemia sx

Answer 8

fatigue, anorexia, nausea, vomiting, constipation, increased urination, and dehydration

Question 9

which inhaled anesthetic can cause malignant hyperthermia?

Answer 9

halothane

Question 10

flumazenil

Answer 10

competitive antagonist at the benzodiazepine-binding site on the GABA receptor, tx for benzo OD

Question 11

lesion in amygdala

Answer 11

Klüver-Bucy syndrome, characterized by apathy and increased oral and sexual activity

Question 12

what is the “washout” period of SSRIs?

Answer 12

must wait at least 2 weeks before switching SSRI to MAOi

Question 13

shorthand for γ-aminobutyric acid

Answer 13

GABA

Question 14

dorsal column and dorsal roots

Answer 14

tabes dorsalis

Question 15

TCA toxicity tx

Answer 15

sodiumbicarb

Question 16

ACEi toxicity tx

Answer 16

atropine

Question 17

causes of hypokalemia

Answer 17

thiazide diuretics

Question 18

what puts you at risk of Vit B12 deficiency?

Answer 18

history of ileal resection, vegan, gastric bypass, pernicious anemia

Question 19

side effects of TCAs?

Answer 19

sedation, α-blocking effects and, most commonly, anticholinergic effects )dry mouth, blurry vision, tachycardia, urinary retention, constipation, confusion, and dry, hot skin)

Question 20

what are the symptoms of VB12 deficiency?

Answer 20

degeneration of neurons and myelin in the dorsal columns, lateral corticospinal tracts, and spinocerebellar tracts

Question 21

precentral gyrus, and lateral corticospinal tract

Answer 21

ALS

Question 22

SNRI side-effects

Answer 22

adverse effects similar to those of selective serotonin reuptake inhibitors plus additional adverse effects due to the norepinephrine, such as dizziness and diaphoresis

Question 23

digitalis toxicity tx

Answer 23

anti-dig Fab fragments

Question 24

acetaminophen toxicity tx

Answer 24

N-acetylcysteine to replenish glutathione

Question 25

medial longitudinal fasciculus and periventricular white matter area

Answer 25

MS

Question 26

causes of hypercalcemia

Answer 26

thiazide diuretics