USMLE Step 1 Review Question: Anatomy

Here you get an USLME Step 1 anatomy question including detailed explanations about the correct and the incorrect answers.

Helpful or boring? Please vote!

Here is the full question, if you need more time to read:

A 34-year-old man comes to the physician with excessive thirst and frequent urination. He was recently discharged from the hospital after a prolonged intensive care stay due to complications following a motorcycle accident. He takes no medications and has no known drug allergies. Physical examination, including a complete neurologic examination, is unremarkable. Laboratory evaluation shows a fasting blood glucose level of 90 mg/dL. His urinary osmolality after 2 hours of water restriction is 250 mOsm/L, but it increases to 700 mOsm/L after an injection of antidiuretic hormone. The patient is started on the appropriate therapy and his symptoms improve. He follows up regularly with his physician over the next several years, but his symptoms persist and he continues to require treatment. This patient‘s persistent condition is best explained by direct injury to which of the following structures?

A. Anterior hypophysis

B. Hypothalamic nuclei

C. Kidneys

D. Posterior hypophysis

E. Thalamic nuclei

► LET’S CONNECT:

[globuspallidus]

i was between B and D. Now I know why D is uncorrect. thank you !

[ragayendluri]

u said proper neurological examination was done ?

[fynnero]

are all the qbank in the video format?

[itskhaiu]

the answer is the donkey's name is friday