USMLE Step 1 Question of the day #77

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Questions:

Psychiatry
1. What type of amnesia is more commonly seen in Korsakoff’s Syndrome?

Immunology
2. _______ is a protein that transports MHC I molecules to the cell surface.

Reproductive
3. Which type of Vulvar Carcinoma is typically seen in elderly women?

Respiratory
4. What is the cause of Centriacinar Emphysema?

Pharmacology
5. Digoxin directly stimulates the _______ nucleus in the CNS.

Answers:

1. What type of amnesia is more commonly seen in Korsakoff’s Syndrome?
A: Anterograde
Retrograde still seen, just not as often.

2. _______ is a protein that transports MHC I molecules to the cell surface.
A: beta2-microglobulin.
transports MHC

3. Which type of Vulvar Carcinoma is typically seen in elderly women?
A: Non-HPV related
Average age is ~70 y/o

4. What is the cause of Centriacinar Emphysema?
A: Smoking
Emphysema
5. Digoxin directly stimulates the _______ nucleus in the CNS.
A: vagus.

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