Endocrine System (Laboratory)

Question 1

system of ductless glands that secretes hormones

Answer 1

endocrine system

Question 2

changing blood levels of certain ions and nutrients may also stimulate hormone release.

Answer 2

humoral stimuli

Question 3

stimulation of the adrenal medulla to release the catecholamines norepinemines and peripherin during periods of stress.

Answer 3

neutral stimuli

Question 4

master gland that size like a pea

Answer 4

pituitary gland

Question 5

anterior pituitary gland

Answer 5

adenohypophysis (glandular tissue)

Question 7

posterior pituitary

Answer 7

neurohypophysis (nervous tissue)

Question 7

what are the 9 hormones that secretes pituitary gland?

Answer 7

ANTERIOR:
ACTH
FSH
LH
TSH
PRL
GH
MSH

POSTERIOR:
OXYTOCIN
ADH

Question 8

what are the tropic hormones that also regulates the function of other hormones?

Answer 8

ACTH
FSH
LH
TSH

Question 9

stimulates adrenal cortex to secrete glucocorticoids

Answer 9

adrenocorticotropic hormone ACTH

Question 10

promotes ovulation and progesterone production in ovary; promote testosterone synthesis and support for sperm cell production in testis

Answer 10

follicle stimulating hormone FSH

Question 11

promote follicle maturation and estrogen secretion in ovary; promotes sperm cell production in testis

Answer 11

luteinizing hormone LH

Question 11

stimulates thyroid gland hormone secretion (T4 and T3)

Answer 11

thyroid stimulating hormone TSH

Question 12

increases melanin production to make skin color darker

Answer 12

melanocyte stimulating hormone MSH

Question 13

stimulates and maintain milk production

Answer 13

prolactin PRL

Question 14

released in significant amounts in childbirth and nursing

Answer 14

oxytocin

Question 15

stimulates contractions of uterine muscle during sexual relations and during labor

Answer 15

oxytocin

Question 16

causes the milk “let-down” reflex

Answer 16

oxytocin

Question 18

promotes water retention by kidneys

Answer 18

antidiuretic hormone ADH

Question 19

antidiuretic hormone sometimes referred to as

Answer 19

vasopressin

Question 20

small, cone shaped gland that hangs from the roof of the third ventricle of the brain

Answer 20

pineal gland

Question 21

what is the only hormone in the pineal gland appears to be secreted in substantial amounts

Answer 21

melatonin

Question 22

located at the base of the throat, just inferior to the adams apple.

Answer 22

thyroid gland

Question 23

fairly large gland consisting of two lobes joined by a central mass or isthmus

Answer 23

thyroid gland

Question 24

stimulates metabolism

Answer 24

thyroxine (T4) and triiodothyronine (T3)

Question 25

reduces blood calcium

Answer 25

calcitonin

Question 26

are tiny masses of glandular tissue most often on the posterior surface of the thyroid gland

Answer 26

parathyroid gland

Question 27

the most important regulator of calcium ion (Ca2+) homeostasis of the blood.

Answer 27

parathyroid hormone PTH

Question 28

PTH =

Answer 28

hypercalcemic

Question 29

Calcitonin

Answer 29

hypo calcemic

Question 30

located in the upper thorax, posterior to the sternum. large in infants and children, it decreases in size throughout adulthood

Answer 30

thymus

Question 31

what thymus produces?

Answer 31

thymosin

Question 32

it is important for proper T-cell development and differentiation

Answer 32

thymosin

Question 33

curve over the top of kidneys like triangular hats and consist of adrenal cortex and adrenal medulla

Answer 33

adrenal glands

Question 34

what are the 3 layers that contains adrenal cortex?

Answer 34

zona glomerulosa zona fasciculata zona reticularis

Question 35

produces three major groups (name them) of steroid hormones, which are collectively called

Answer 35

corticosteroids mineralocorticoids glucocorticoids sex hormones

Question 36

what does adrenal medulla releases?

Answer 36

2 similar hormones; epinephrine norepinephrine

Question 38

important in regulating the mineral or salt content of the blood, particularly the concentrations of sodium and potassium ions

Answer 38

mineralocorticoids (mainly aldosterone)

Question 39

includes cortisone and cortisol

Answer 39

glucocorticoids

Question 40

promote normal cell metabolism and help the body to resist long term stressors, primarily by increasing the blood glucose.

Answer 40

cortisone and cortisol

Question 41

located behind the stomach in the abdominal cavity and it is mixed gland

Answer 41

pancreas

Question 42

what are the important hormones produced by the islets

Answer 42

insulin and glucagon

Question 43

stimulate uterine lining growth; development and maintain of female secondary sex characteristics

Answer 43

estrogen

Question 44

promotes growth of uterine lining

Answer 44

progesterone

Question 45

ovaries produce 2 groups of steroid hormones

Answer 45

female gonads (ovaries)

Question 46

the paired oval testes of the male are suspended in a sac, the scrotum, outside the pelvic cavity

Answer 46

male gonads (testes)

Question 47

it supports sperm formation development and maintain of male secondary sex characteristics

Answer 47

androgens (testosterone)