Final Exam Review Flashcards

1
Q

How does apoplexy lead to diplopia?

A

Blood accumulates in the cavernous sinus and presses on the nerves that pass through there.

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2
Q

Vanadium has shown efficacy in which kind of diabetes?

A

Type 2

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3
Q

Which pituitary cell is basophilic?

A

ACTH

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4
Q

In which neoplasm is petrosal sampling done to locate the origin of the defect?

A

ACTH adenoma

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5
Q

What is the risk of CSF leak after a transsphenoidal resection?

A

1%

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6
Q

Most dihydrotestosterone comes from ___________ (in both men and women).

A

peripheral tissues

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7
Q

On which cells does FSH act?

A

Sertoli in males and granulose in females

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8
Q

How is the inferior petrosal sinus test used?

A

Blood is taken from the inferior petrosal sinus and from elsewhere in the body’s periphery. If the ACTH is much higher in the IPS sample, then it is likely a pituitary ACTH-secreting adenoma. If the levels are equal, then ectopic ACTH-secreting tumor is likely.

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9
Q

What drug can treat adrenal adenoma Cushing’s?

A

Ketoconazole

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10
Q

What signs are suggestive of a malignant thyroid nodule?

A

Cold nodule; young person; solitary

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11
Q

The best initial test for evaluating a thyroid nodule is ________.

A

TSH

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12
Q

Which drugs prevent activation of T4?

A

Beta-blockers
PTU
Glucocorticoids

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