Class 11: Endocrine System Flashcards Preview

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Flashcards in Class 11: Endocrine System Deck (124)
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1

hormones will float around in the blood stream and then reach..

the target organ or target tissue

2

Endocrine organs are...

pineal glad, hypothalamus, pituitary gland, thyroid gland, thymus, adrenal gland, pancreas, parathyroid, gonads

3

exocrine glands have...

exits.., have ducts.

4

endocrine glands have...

no ducts. have intracellular effects such as altering target cell metabolism

5

there are several chemicals that function as both

hormones and neurotransmitters

6

what is the relationship between the endocrine and nervous systems?

they regulate each other

7

neurons trigger...

hormone secretion

8

hormones will affect neurons how?

stimulate or inhibit

9

three classes of chemicals

steroids, peptides and glycoproteins, monoamines

10

steroids are derived from...

cholesterol

11

steroids are secreted by..

gonads and adrenal glands

12

estrogen, progesterone, testosterone, cortisol, corticosterone, aldosterone, DHEA and calcitriol are all...

steroids

13

peptides and glycoproteins are created from..

chains of amino acids

14

peptides and glycoproteins are secreted by which parts of the brain?

pituitary and hypothalamus

15

oxytocin, antidiuretic hormone, releasing and inhibiting hormones, and anterior pituitary hormones are all...

peptides and glycoproteins

16

monoamines are derived from..

amino acids

17

monamines are secreted by which endocrine glands?

adrenals, pineal, thyroid glands

18

epinephrine, norepinephrine, melatonin and thyroid hormone are all..

monamines

19

hypothalamus "instructs" the...

pituitary gland

20

hypothalamus produces ...., which affect pituitary function

releasing factors or inhibitory factors

21

somatostatin affects the...

anterior pituitary

22

dopamine affects the...

anterior pituitary

23

TRH affects the

anterior pituitary

24

CRH affects the

anterior pituitary

25

GnRH affects the...

anterior pituitary

26

GHRH affects the...

anterior pituitary

27

hypothalamus forms the...

floor and walls of the third ventricle of the brain

28

hypothalamus regulates what?

primitive functions of the brain-water balance to thermoregulation to sex drive

29

the pituitary gland is suspended from the... by a...

hypothalamus, stalk

30

the pituitary is housed in the...

sell turcica of the sphenoid