Lab 2 Flashcards

1
Q

What hormones are water-soluble?

A

Amino Acid

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2
Q

What hormones are fat-soluble?

A

Steroids

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3
Q

What hormones cause another hormone to be released?

A

Tropic

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4
Q

How do amino acid hormones work?

A

Bind to a receptor on cell membrane, use second messenger to cause an intracellular effect.

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5
Q

How do steroid hormones work?

A

Cross selectively permeable membrane and cause a direct effect.

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6
Q

What are the 5 hormones released by the hypothalamus?

A
  1. Thyrotropin-releasing hormone
  2. Prolactin releasing hormone
  3. Corticotropin-releasing hormone
  4. Gonadotropin-releasing hormone
  5. Growth hormone-releasing hormone
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7
Q

What stimulates the secretion of Thyrotropin Releasing Hormone?

A

Cold, stress, low TH levels

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8
Q

What is the target for Thyrotropin Releasing Hormone and what is the effect on the target cell?

A

Anterior Pituitary

Secretion of TSH

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9
Q

What stimulates the secretion of Prolactin Releasing Hormone

A

Suckling of the infant

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10
Q

What is the target for prolactin-releasing hormone and what is the effect on the target?

A

Anterior Pituitary

Secretion of Prolactin

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11
Q

What stimulates the secretion of Corticotropin-Releasing Hormone?

A

Stress, Morning, Sympathetic Nervous System

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12
Q

What is the target cell for Corticotropin-Releasing Hormone and what is the effect on the target cell?

A

Anterior Pituitary

Secretion of ACTH

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13
Q

What is the stimulus for Gonadotropin-Releasing Hormone?

A

Low levels of testosterone and estrogen

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14
Q

What is the target cell of Gonadotropin-Releasing Hormone and what is the effect?

A

Anterior Pituitary

Secretion of growth LH and FSH

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15
Q

What stimulates the secretion of growth hormone-releasing hormone?

A

Stress, exercise, ingestion of protein

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16
Q

What is the target and effect of Growth Hormone-Releasing Hormone?

A

Anterior Pituitary

Secretion of GH