extra 2 Flashcards

1
Q

where are tropes found

A

in the anterior pituitary

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2
Q

hypophysis meaning

A

pituitary

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3
Q

what is prolactin inhibiting hormone also known as

A

dopamine

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4
Q

what is growth hormone inhibiting hormone also known as

A

somatostatin

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5
Q

where do
glycoprotein
POMC
GH and prolcatin hormones made

A

they are hormone 2 of the feedback loop
in the anterior pituitary

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6
Q

what do FSH and LH do

A

stimulate folicular development and secretion of estrogen and progesterone in the ovaries

stimulate spermatogenesis and androgen production in the testes

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7
Q

what cells does ACTH target

A

in the adrenal gland cortex

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8
Q

what does ACTH do

A

controls or modulates the secretion of adrenal cortical hormones

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9
Q

what are the adrenal cortical hormones

A

Aldosterone
cortisol
androgens

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10
Q

what are the additional roles of prolactin

A

fertility regulation and maintenance of immune system

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11
Q

what kind of hormones are GH

A

peptide

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12
Q

what kind of hormones is prolactin

A

peptide

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13
Q

GH and fat

A

increases fat breakdown and use of fatty acids

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14
Q

what does GH promote

A

hypertrophy and hyperplasia in tisssues

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15
Q

what entraps chondrocytes

A

calcification of extracellular matrix entraps and entomsthe chondrocytes

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16
Q

when do humans reach the end of their determinate growth

A

at 20 yrs

17
Q

what are the major inputs of GH secretion

A

exercise and stress
decrease in blood glucose
dinural rhythm

18
Q

what are the minor inputs of GH secretion

A

inc blood AA
dec FA
ghrelin

19
Q

what does IGF1 promote

A

cell division
protein synthesis to decrease AA
inc in bone growth

20
Q

what are the metabolic actions unrelated to growth for GH

A

fat breakdown
dec glucose uptake
inc glucose output by liver to inc blood glucose

21
Q

what has actute metabolic effects- diabetogenic actions

A

GH

22
Q

what stimulates long term growth effects

A

IGF1 from GH

23
Q

what does arginine and leucine lead to

A

secretion of GH

24
Q

what happens in the first two hours of sleep

A

secretion of GH

25
Q

what happens to height in acromegaly

A

unchanged

26
Q

what happens to height in gigantism

A

taller

27
Q

what does turners syndome present as

A

short stature
XO
GH recommended at puberty

28
Q

pituitary dwarfism

A

GH, GHRH, or IGF1 deficiency

29
Q

larons disease

A

unresponsive GH receptors

30
Q

cretinism

A

hypothyroidism
lack of thyroid hormones so lack of GH bc thyroid hormones are permissive for GH action

poor long bone growth

31
Q

achondroplasia

A

gene defect for cartilage FGF receptor which impairs bone ossification