wk 1 review Flashcards
Which hormone is not of clinical significance in the patient presenting with panhypopituitarism?
ACTH
hCG
TSH
GH
hCG
What is the difference between a tropic hormone and a direct effector hormone?
Tropic and direct effector hormones are both similar in that both act directly on peripheral tissue.
Tropic and direct effector hormones are both similar in that both act directly on another endocrine gland.
Tropic hormones act on endocrine glands, while direct effector hormones act on peripheral tissue.
Tropic hormones act on peripheral tissue while direct effectors act directly on endocrine glands.
Tropic hormones act on endocrine glands, while direct effector hormones act on peripheral tissue.
A patient has signs and symptoms suggestive of acromegaly. The diagnosis would be confirmed if the patient had which of the following?
An elevated serum phosphate concentration
A decreased serum growth hormone releasing factor concentration
No decrease in serum growth hormone concentration 90 minutes after oral glucose administration
an increased serum somatostatin concentration
No decrease in serum growth hormone concentration 90 minutes after oral glucose administration
All of the following are examples of negative feedback except:
Thermostat control
Thyroid regulation
Oxytocin’s effect on uterine contractions
Adrenal hormones
Oxytocin’s effect on uterine contractions
What portion of the adrenals produces glucocorticoids?
Adrenal medulla
Zona glomerulosa
Zona fasiculata
Zona reticularis
Zona fasiculata
A 37 year old patient presents with low ACTH and low cortisol. What hormone replacement therapy is indicated?
Glucocorticoids
Mineralocorticoids
DHEA
All of the above
Glucocorticoids
Which of the following tissues doesn’t not secrete steroid hormones?
Ovaries
Pituitary gland
Testes
Adrenal cortex
Pituitary gland
If a patient had a luteal phase defect, which hormone would most likely be deficient?
Prolactin
hCG
FSH
Progesterone
Progesterone
