Primer 8

Question 1

Name the lesion:

Patient has normal convergence but cannot adduct her left eye on lateral glaze

Answer 1

-lesion of the left MLF in the pons

Question 2

Name the disease/ related embryology:

2 year old w/ multiple infections and low calcium

Answer 2

DiGeorge’s
Congenital absence of thymus
Thymus is from the 3-4th branchial pouches (endoderm)

Question 3

Sensory innervation of tongue?

Answer 3

anterior 2/3: CN V3 & VII (taste)

posterior 1/3: CN IX, X (X most posterior)

Question 4

Drug that may stop premature labor and asthma attacks when injected SubQ

Answer 4

terbutaline, B2 agonist

Question 5

Serious ADR/ consideration assc with clonidine?

What is clonodine used for?

Answer 5

clonodine (a1) agonst treats hypertension

severe hypotension seen with cessation of drug therapy

Question 6

First line treatment for septic shock

Answer 6

nor-epi; may also be used in cardiogenic shock

Question 7

–terol suffix should make you think of?

Answer 7

asthma treatment, B2 agonist

albuterol, levobuterol, others.

Question 8

Drug that may mimic a stress test?

Answer 8

dobutamine; B1 agonist

Question 9

What drug is used for anaphylaxis?

What other function might it have?

Answer 9

epinephrine

-may also be inhaled to treat severe croup

Question 10

Dopamine:

What receptors does it bind?

Answer 10

low dose: dopa only
mod dose: dopa, and B 1-2
high dose: dopa and a 1-2

Question 11

Other than the CNS, where are DOPA receptors located?

Answer 11

blood vessels and kidneys

Question 12

What is tocolysis? What adrenergic receptor mediates this effect?

Answer 12

cessation of labor
B2- uterine relaxation
(terbutaline)

Question 13

Mechanisms of amphetamines, ephedrine, and cocaine

Answer 13

All are sympathomimetics

• amphetamines and ephedrines increase catecholamine release
• cocaine prevents catecholamine reuptake

Question 14

Two sympathomimetics that may constrict nasal vessels

Answer 14

phenylephrine

cocaine