Test 2 - PITUITARY

Question 1

most common pituitary tumor

amenorrhea and glactorrhea

Answer 1

prolactinoma with hyperprolactinemia

Question 2

acidophilic adenoma

gigantism - pre epiphy closure

acromegaly - post eiphy closure

Answer 2

somatotropic adenoma with hypersecretion of GH

Question 3

basophilic microadenomas

hypercorticism due to a corticotropic adenoma

too much ACTH

fat people

Answer 3

cushing dz

Question 4

water retention with dilutional hyponatremia

nonpituitary lesions with ectopic hormone production

Answer 4

antidiuretic hormone ADH

Question 5

postpartum pituitary necrosis

ischemic necrosis of pituitary gland

loss of gonadotropins

loss of TSH and ACTH

Answer 5

sheehan syndrome

Question 6

induces uterine contraction during labor and ejection of milk from mammary alveoli

Answer 6

oxytocin

Question 7

results in diabetes insipidus

polyuria

dehydration

insatiable thirst

Answer 7

def. of ADH

Question 8

caused by conditions that destroy all or part of the pituitary

Answer 8

empty sella syndrome

Question 9

dev. of pituitary adenomas following bilateral adrenalectomy

Answer 9

nelson syndrome