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Clinical Chemistry II > Endocrinology > Flashcards

Endocrinology Flashcards

1
Q

The chemical regulators that are produced by ductless glands

A

Hormones

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2
Q

The study of endocrine glands and their secretions

A

Endocrinology

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3
Q

The medium which transports hormones to their target organs

A

Blood

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4
Q

The specific membrane proteins that bind hormones

A

Receptor

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5
Q

The gland that regulates adenohypophyseal secretions

A

Hypothalamus

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6
Q

The target tissues of the hormone somatotropin

A

All organs

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7
Q

The largest endocrine gland in the body

A

Skin

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8
Q

The other name for the posterior lobe of pituitary gland

A

Neurohypophysis

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9
Q

The term used for the constantly maintained internal equilibrium of the body

A

Homeostasis

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10
Q

The only hormone produced by the adenohypophysis that exhibits a positive feedback mechanism

A

Prolactin

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11
Q

Group I hormones

A

Lipophilic
rapid initiation of chemical reaction
requires intracellular receptors
generally orally given if treated as drug
examples are androgens and thyroxine
receptor-hormone complex formation is enough to produce cellular changes

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12
Q

Group II hormones

A

requires secondary messengers
transported in blood not bound to proteins

examples are catecholamines and insulin

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13
Q

stimulates the production of beta-endorphins

A

CRH

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14
Q

stimulates production of thyroid-stimulating hormne

A

TRH

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15
Q

stimulates the production of pituitary FSH & LH

A

GnRH

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16
Q

believed as a dopamine-like inhibitor of prolactin

A

PIF

17
Q

increases the blood levels of prolactin

A

PRH

18
Q

otherwise known as somatocrinin

A

GHRH

19
Q

hypothalamic secretion also referred to as somatostatin

A

GHIH

20
Q

decreases the level of the blood MSH

A

MIF

21
Q

directly regulates the production of aquaporins in collecting ducts

A

ADH

22
Q

peptide hormone for milk ejection and uterine contraction

A

Oxytoxin

23
Q

tryptophan-derived and induces sleep

A

Melatonin

24
Q

source of urinary 5’-hydroxyindole acetic acid

A

Serotonin

25
Q

hyperglycemic glycogenolytic factor from the pancreas

A

Glucagon

26
Q

derived from mammotrophs

A

PRL

27
Q

another name is somatotropin

A

GH

28
Q

responsible for the maturation of ovarian follicles

A

FSH

29
Q

stimulates the release of thyroid hormones

A

TSH

30
Q

major hormone derived from proopiomelanocortin gene

A

ACTH

31
Q

principal hormone in the maintenance of corpus luteum

A

LH

32
Q

cardiac peptide that decreases blood sodium levels

A

ANF

Clinical Chemistry II (45 decks)

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