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SUGAR > Pituitary endocrinology > Flashcards

Pituitary endocrinology Flashcards

1
Q

How does the anterior pituitary receive blood?

A

the anterior pituitary receives blood through portal venous circulation from the hypothalamus

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2
Q

What does TSH stand for?

A

thyroid stimulating hormone

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3
Q

What does FSH stand for?

A

follicle stimulating hormone

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4
Q

What does LH stand for?

A

luteinising hormone

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5
Q

What does ACTH stand for?

A

adrenocorticotrophic hormone

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6
Q

What 6 major hormones does the anterior pituitary produce?

A 
FLAGTOP
FSH
LH
ACTH
GH
TSH
melanOcyte stimulating hormone 
Prolactin
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7
Q

Which part of the pituitary stores and releases ADH?

A

posterior pituitary

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8
Q

Which part of the pituitary stores and releases oxytocin?

A

posterior pituitary

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9
Q

What hormones does the posterior pituitary store and release?

A

ADH

Oxytocin

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10
Q

What part of the pituitary produces FSH?

A

anterior pituitary

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11
Q

Which part of the pituitary produces its own hormones?

A

the anterior pituitary

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12
Q

Which part of the pituitary stores and releases hormones made by the hypothalamus?

A

the posterior pituitary

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13
Q

What is the releasing hormone for thyroid stimulating hormone?

A

thyrotropin releasing hormone

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14
Q

What is the relessing hormone for adrenocorticotropic hormone?

A

corticotropin releasing hormone

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15
Q

What is the releasing hormone for FSH?

A

gonadotropin releasing hormone

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16
Q

What is the releasing hormone for LH?

A

gonadotropin releasing hormone

17
Q

What is the releasing hormone for growth hormone?

A

growth hormone releasing hormone

18
Q

What is the releasing hormone for prolactin?

A

dopamine(inhibitory)

19
Q

What does the HPA axis stand for?

A

the hypothalamo-pituitary-adrenal gland axis

20
Q

Which layer of the adrenal cortex is responsible for the secretion of cortisol?

A

the zona fasciculata

21
Q

In the HPA axis, what is released by the hypothslamus?

A

corticotropin releasing hormone

22
Q

In the HPA axis, what stimulates the release of adrenocorticotropic hormone from the anterior pituitary?

A

corticotropin releasing hormone

23
Q

ACTH causes the release of what from the adrenal glands in the HPA axis?

A

cortisol

24
Q

Describe the negative feedback in the HPA axis

A

cortisol inhibits hypothalamus and anterior pituitary

25
Q

What is CBG?

A

cortisol binding globulin

26
Q

What does thyrotropin releasing hormone cause to be released from the anterior pituitary?

A

thyroid stimulating hormone

27
Q

Which hormone does thyroid stimulating hormone cause to be released by the thyroid?

A

thyroxine

28
Q

Theca interna cells have receptors for which hormone?

A

LH

29
Q

What cell does FSH stimulate in the female HPG axis?

A

granulosa cells

30
Q

Which hormone acts upon theca interna cells in the female HPG axis?

A

LH

31
Q

What does LH stimulate in the female HPG axis?

A

sex hormone secretion (eostrogen and progesterone)

32
Q

Which hormone stimulates the development of follicles in the female HPG axis?

A

FSH

33
Q

In the male HPG axis, what cell type does LH stimulate?

A

Leydig cells

34
Q

What do leydig cells produce?

A

testosterone

35
Q

What does FSH stimulate in the male HPG axis?

A

sertoli cells

36
Q

Which hormone do you see a dramatic increase in during pregnancy and breast feeding?

A

prolactin

SUGAR (10 decks)

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