Bio 117 Quiz 4 ACTUAL UPDATED Exam
Questions and CORRECT Answers
pituitary gland - CORRECT ANSWER - pea-sized gland inferior to hypothalamus
partitioned into anterior and posterior regions
posterior pituitary - CORRECT ANSWER - smaller, neural part of pituitary gland that
stores and releases ADH and oxytocin
anterior pituitary - CORRECT ANSWER - makes and releases hormones under regulation
of the hypothalamus
hypothalamo-hypophyseal portal system - CORRECT ANSWER - blood vessel that
connect hypothalamus to anterior pituitary
thyroid gland - CORRECT ANSWER - gland that surrounds the trachea in the neck with
rich vascularization
adrenal medulla - CORRECT ANSWER - forms inner core of each adrenal gland, red-
brown color due to extensive blood vessels
adrenal cortex - CORRECT ANSWER - the outer portion of adrenal gland, yellow in color
due to lipids within cell
zona glomerulasa - CORRECT ANSWER - outer cortical layer in which aldosterone
fosters Na+ retention and K+ secretion
zona fasciculata - CORRECT ANSWER - larger, middle cortical layer in which cortisol
increases blood sugar
, zona reticularis - CORRECT ANSWER - thin, inner cortical layer in which androgens are
made
pancreas - CORRECT ANSWER - secretes insulin and glucagon into the bloodstream to
help regulate blood glucose levels
pineal gland - CORRECT ANSWER - small unpaired body in diencephalon that secretes
melatonin at night
parathyroid glands - CORRECT ANSWER - small structures on posterior surface of
thyroid gland that contain chief and oxyphil cells *
thymus - CORRECT ANSWER - on top of heart and maturation site for t-lymphocyte
white blood cells
kidney - CORRECT ANSWER - secretes erythropoietin in response to Lowe blood
oxygen
liver - CORRECT ANSWER - secretes insulin-like growth factors and angiotensinogen
stomach - CORRECT ANSWER - secretes gastrin
small intestine - CORRECT ANSWER - secretes secretin and cholecystokinin into blood
antidiuretic hormone (ADH) - CORRECT ANSWER - decreases urine production,
stimulates thirst, and constricts blood vessels
oxytocin - CORRECT ANSWER - uterine contraction, milk ejection, and emotional
bonding
Questions and CORRECT Answers
pituitary gland - CORRECT ANSWER - pea-sized gland inferior to hypothalamus
partitioned into anterior and posterior regions
posterior pituitary - CORRECT ANSWER - smaller, neural part of pituitary gland that
stores and releases ADH and oxytocin
anterior pituitary - CORRECT ANSWER - makes and releases hormones under regulation
of the hypothalamus
hypothalamo-hypophyseal portal system - CORRECT ANSWER - blood vessel that
connect hypothalamus to anterior pituitary
thyroid gland - CORRECT ANSWER - gland that surrounds the trachea in the neck with
rich vascularization
adrenal medulla - CORRECT ANSWER - forms inner core of each adrenal gland, red-
brown color due to extensive blood vessels
adrenal cortex - CORRECT ANSWER - the outer portion of adrenal gland, yellow in color
due to lipids within cell
zona glomerulasa - CORRECT ANSWER - outer cortical layer in which aldosterone
fosters Na+ retention and K+ secretion
zona fasciculata - CORRECT ANSWER - larger, middle cortical layer in which cortisol
increases blood sugar
, zona reticularis - CORRECT ANSWER - thin, inner cortical layer in which androgens are
made
pancreas - CORRECT ANSWER - secretes insulin and glucagon into the bloodstream to
help regulate blood glucose levels
pineal gland - CORRECT ANSWER - small unpaired body in diencephalon that secretes
melatonin at night
parathyroid glands - CORRECT ANSWER - small structures on posterior surface of
thyroid gland that contain chief and oxyphil cells *
thymus - CORRECT ANSWER - on top of heart and maturation site for t-lymphocyte
white blood cells
kidney - CORRECT ANSWER - secretes erythropoietin in response to Lowe blood
oxygen
liver - CORRECT ANSWER - secretes insulin-like growth factors and angiotensinogen
stomach - CORRECT ANSWER - secretes gastrin
small intestine - CORRECT ANSWER - secretes secretin and cholecystokinin into blood
antidiuretic hormone (ADH) - CORRECT ANSWER - decreases urine production,
stimulates thirst, and constricts blood vessels
oxytocin - CORRECT ANSWER - uterine contraction, milk ejection, and emotional
bonding
