Chapter 11 - Endocrine Glands Flashcards

1
Q

secrete hormones into the blood

A

endocrine glands

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2
Q

precursors for prohormobes

A

prehormones

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3
Q

precursors of hormones

A

prohormones

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4
Q

What is the purpose of a pro hormone?

A

for the enhancement and strengthening of a hormone that already exists in the body

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5
Q

are derived from tyrosine and tryptophan

A

amines (thyroid hormone and catecholamines)

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6
Q

chains of amino acids

A

polypeptides and proteins

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7
Q

proteins bound to carb groups include LH FSH and TSH

A

glycoproteins

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8
Q

derived from cholesterol (sex hormones and adrenal gland hormones)

A

steroids

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9
Q

small chemical messengers that travel through our bloodstream to target cells

A

hormones

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10
Q

when two or more hormones work together to produce a particular result

A

synergistic

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11
Q

When the action of one hormone enhances the responsiveness of the target organ to a second hormone.

A

permissive effect

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12
Q

When the action of one hormone is inhibited by another hormone

A

antagonistic effect

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13
Q

chronically low levels of hormone in ECF leads to increase of number and sensitivity of protein receptors for that hormone —– upregulation

A

priming effect

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14
Q

– chronically high levels of hormone in the ECF leads to decrease in the number and sensitivity of protein receptors for that hormone
– Prevented by pulsatile secretions

A

Downregulation/Desensitization

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