BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
hypothalamus - (answer)axons from here terminate in the posterior pituitary
neurohypophysis - (answer)aka the posterior pituitary
antidiuretic hormone - (answer)ADH
ADH - (answer)hormone abbr. responsible for kidney water retention
ADH - (answer)hormone released in response to low blood volume, low blood pressure, and high ECF
osmotic pressure
Oxytocin - (answer)hormone that regulates reproductive function (uterine contractions, milk ejection)
adenohypophysis - (answer)aka anterior pituitary
posterior pituitary - (answer)gland that produces ADH and oxytocin
anterior pituitary - (answer)tropic hormones released by the hypothalamus travel here via portal system
to release many different hormones
tropic - (answer)type of hormone that stimulates the release of different hormones from the anterior
pituitary
Prolactin Releasing Hormone - (answer)PRH
PRH - (answer)stimulates release of prolactin
prolactin inhibiting hormone - (answer)PIH
,BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
PIH - (answer)dopamine, inhibits prolactin release
thyrotropin releasing hormone - (answer)TRH
TRH - (answer)stimulates TSH release
corticotropin releasing hormone - (answer)CRH
corticotropin releasing hormone - (answer)CRH
CRH - (answer)stimulates release of ACTH
growth hormone releasing hormone - (answer)GHRH
GHRH - (answer)stimulates GH release
growth hormone inhibiting hormone - (answer)GHIH
GHIH - (answer)inhibits GH release
gonadotropin releasing hormone - (answer)GnRH
GnRH - (answer)stimulates LH and FSH release
prolactin - (answer)PL
PL - (answer)hormone that triggers general reproductive functions, promotes breast development and
milk production, suppresses ovulation during breast-feeding
,BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
thyroid stimulating hormone - (answer)TSH
TSH - (answer)Hormone responsible for thyroid growth, stimulates T3 and T4 hormone release
adrenocorticotropic hormone - (answer)ACTH
ACTH - (answer)hormone that promotes glucocorticoid release from adrenal cortex in response to stress
growth hormone - (answer)GH
GH - (answer)hormone that promotes IGF-1 release to promote growth, alters protein synthesis, and
carb and lipid metabolism
luteinizing hormone - (answer)LH
follicle stimulating hormone - (answer)FSH
LH - (answer)hormone that stimulates ovulation
FSH - (answer)hormone that activates sperm and testosterone production at puberty
pituitary adenoma - (answer)tumor on the pituitary gland
acromegaly - (answer)gigantism, caused by pituitary adenoma, abnormally high growth rate
pancreas - (answer)organ that produces insulin and glucagon
, BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
insulin - (answer)produced by beta cells in pancreas, promotes glucose uptake from the blood to
decrease blood glucose levels.
glucagon - (answer)produced by alpha cells, releases glucose into blood to increase blood glucose level
type 1 diabetes - (answer)disorder in which the body cannot produce enough insulin from autoimmune
beta cell destruction
type 2 diabetes - (answer)progressive disorder in which body cells become less responsive to insulin
adrenal gland - (answer)is composed of an outer cortex and inner medulla, found on kidneys
adrenal cortex - (answer)contain interrenal cells that secrete cortisol, which trigger energy mobalization
adrenal medulla - (answer)contains chromaffin cells that secrete catecholamines when the SNS is
actvated
Catecholamines - (answer)hormone group including dopamine, norepinephrine, epinephrine
additive - (answer)when hormones with effects in the same direction are equal to the sum of the
individual effects
synergistic - (answer)when hormones with effects in the same direction are greater than the sum of the
individual effects
permissive - (answer)type of hormone required for another to work
thyroglobulin - (answer)protein that synthesizes thyroid hormones from tyrosine residues
SOLUTIONS.
hypothalamus - (answer)axons from here terminate in the posterior pituitary
neurohypophysis - (answer)aka the posterior pituitary
antidiuretic hormone - (answer)ADH
ADH - (answer)hormone abbr. responsible for kidney water retention
ADH - (answer)hormone released in response to low blood volume, low blood pressure, and high ECF
osmotic pressure
Oxytocin - (answer)hormone that regulates reproductive function (uterine contractions, milk ejection)
adenohypophysis - (answer)aka anterior pituitary
posterior pituitary - (answer)gland that produces ADH and oxytocin
anterior pituitary - (answer)tropic hormones released by the hypothalamus travel here via portal system
to release many different hormones
tropic - (answer)type of hormone that stimulates the release of different hormones from the anterior
pituitary
Prolactin Releasing Hormone - (answer)PRH
PRH - (answer)stimulates release of prolactin
prolactin inhibiting hormone - (answer)PIH
,BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
PIH - (answer)dopamine, inhibits prolactin release
thyrotropin releasing hormone - (answer)TRH
TRH - (answer)stimulates TSH release
corticotropin releasing hormone - (answer)CRH
corticotropin releasing hormone - (answer)CRH
CRH - (answer)stimulates release of ACTH
growth hormone releasing hormone - (answer)GHRH
GHRH - (answer)stimulates GH release
growth hormone inhibiting hormone - (answer)GHIH
GHIH - (answer)inhibits GH release
gonadotropin releasing hormone - (answer)GnRH
GnRH - (answer)stimulates LH and FSH release
prolactin - (answer)PL
PL - (answer)hormone that triggers general reproductive functions, promotes breast development and
milk production, suppresses ovulation during breast-feeding
,BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
thyroid stimulating hormone - (answer)TSH
TSH - (answer)Hormone responsible for thyroid growth, stimulates T3 and T4 hormone release
adrenocorticotropic hormone - (answer)ACTH
ACTH - (answer)hormone that promotes glucocorticoid release from adrenal cortex in response to stress
growth hormone - (answer)GH
GH - (answer)hormone that promotes IGF-1 release to promote growth, alters protein synthesis, and
carb and lipid metabolism
luteinizing hormone - (answer)LH
follicle stimulating hormone - (answer)FSH
LH - (answer)hormone that stimulates ovulation
FSH - (answer)hormone that activates sperm and testosterone production at puberty
pituitary adenoma - (answer)tumor on the pituitary gland
acromegaly - (answer)gigantism, caused by pituitary adenoma, abnormally high growth rate
pancreas - (answer)organ that produces insulin and glucagon
, BIO 2A03 EXAM | 391 QUESTIONS AND ANSWERS | 2026 UPDATE | WITH COMPLETE
SOLUTIONS.
insulin - (answer)produced by beta cells in pancreas, promotes glucose uptake from the blood to
decrease blood glucose levels.
glucagon - (answer)produced by alpha cells, releases glucose into blood to increase blood glucose level
type 1 diabetes - (answer)disorder in which the body cannot produce enough insulin from autoimmune
beta cell destruction
type 2 diabetes - (answer)progressive disorder in which body cells become less responsive to insulin
adrenal gland - (answer)is composed of an outer cortex and inner medulla, found on kidneys
adrenal cortex - (answer)contain interrenal cells that secrete cortisol, which trigger energy mobalization
adrenal medulla - (answer)contains chromaffin cells that secrete catecholamines when the SNS is
actvated
Catecholamines - (answer)hormone group including dopamine, norepinephrine, epinephrine
additive - (answer)when hormones with effects in the same direction are equal to the sum of the
individual effects
synergistic - (answer)when hormones with effects in the same direction are greater than the sum of the
individual effects
permissive - (answer)type of hormone required for another to work
thyroglobulin - (answer)protein that synthesizes thyroid hormones from tyrosine residues
