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biology > chp 16 > Flashcards

chp 16 Flashcards

(50 cards)

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1
Q

are secreted by______glands into the bloodstream, that regulate the metabolic function of the body.

A

endocrine

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2
Q

when a hormone binds to receptors on the surface of a cell

A

the second messenger appears in the cytplasm

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3
Q

the link between a first messenger and a second messenger in a cell that responds to peptide hormones is usually

A

a G protien

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4
Q

adrenal cortex make, three hormones

A

aldosterone, cortisol, androgen

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5
Q

steroid hormones can cause

A

cancer

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6
Q

____ produce the sex steroid hormones

A

Gonads

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7
Q

Gonads produce the hormones

a.__ b.__ c.___

A

estrogen, progesterone, androgen

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8
Q

________are lipophilic (can go inside the cell membrane).

A

steroid hormones

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9
Q

hormone function can affect

A

body weight

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10
Q

functions as an enzyme activator, inhibitor or cofactor, overall change in rate of metabolic reactions

A

secondary messenger.

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11
Q

most important second messenger are

A

cyclic-from atp calcium ions-from ER to bloodstream

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12
Q

______t4,t3, and steroid hormones can make gene activation or mutation

A

thyroid hormones

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13
Q

the ______control sympathetic output to adrenal glands

A

hypothalamus

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14
Q

produces adh and oxytocin. adh and oxytocin will be released from posterior pituitary gland when your body needs.

A

hypothalamus

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15
Q

stimulates Thyroid gland

A

TSH

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16
Q

stimulate adrenal gland

A

ACTH

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17
Q

in females to produce follicle , and eggs development

A

.FSH

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18
Q

a hormone may shut off secretion of a pituitary hormone through the negative feedback by

A

inhibiting the release of a hypothamic releasing factor.

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19
Q

the parathyroid glands produce a hormone that

A

increase the level of calcium ions in the blood.

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20
Q

which of the following might occur in an overdose of insulin?

A

low blood glucose.

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21
Q

Prolactin(PRL) or mammotropin

anterior pituitary

Study These Flashcards
A

milk producing pregnancy and nursing period: in males indirect regulation of androgen.

22
Q 
Growth Hormone (GH)
anterior pituitary
Study These Flashcards
A

cell growth and replication

23
Q

Melanocyte stimulating hormone or melanotropin (MSH)

Study These Flashcards
A

increasing the production of melanin

24
Q 
Antidiuretic hormone (ADH)
posterior pituitary
Study These Flashcards
A

decreases the amount of water lost at the kidneys. ADH is inhibited by alcohol.

25
Oxytocin (OT)
stimulates the smooth muscle tissue in the wall of the uterus to promote delivery.
26
a hormone that helps to regulate the sodium ion content of the body is
Aldosterone
27
synthesize thyroid hormones t4 n t3
follicle cells in the Thyroid follicles.
28
produce hormones called calcitonin (CT).
C cells
29
releases help to drop down calcium concentration
CT
30
fuctions of Thyroid hormones T4 T3
activates genes, increases the rates of ATP production.
31
Parathyroid hormones (PTH)
increase calcium concentration in body fluids.
32
Thymus hormones(many)
develop and maturation of lymphocytes for regulation of immune response.
33
adrenal glands in the cortex are ___-____-__ ___-____
capsule, zona glomerulosa, zona fasciculata, zona reticularis.
34
capsule
protection
35
zona glomerulosa
produces mineralocorticoids (MC)
36
zona fasciculata
produces glucorticoids
37
zona reticularis
produces androgens
38
increases reabsorbtion of Sodium (Na). accelerate urinary Potasium (ka) loss at kidneys.
Aldosterone
39
accelerate the rate of glucose synthesis and formation. anit inflimation
Glucocorticoids
40
stimulates the production of red blood cells, when body is low on oxygen
Erythropoietin
41
inhibits renin release
ANP
42
produce digestive enzymes
exocrine gland
43
produce glucagon
endocrine gland(alpha cell)
44
produces insulin
endocrine gland(beta cell)
45
when _____ concentration fall below the normal, alpha cells release glucagon and energy reserves are mobilized. increase in blood sugar level.
glucagon
46
when glucose levels rise above normal(70-110) _____is released by beta cells.
insulin
47
iodine deficiency can result inn
Goiter
48
lowest during daylight hours and highest at nigh. helps sleep
Melatonin
49
HyPOsecretion of glucocorticoids
Addisons disease
50
HyPERsecretion of glucocoticoids
Cushing Syndrome

biology (2 decks)

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