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Biology 30-1 > Horomones > Flashcards

Horomones Flashcards

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1
Q

Follicle Stimulating Hormone (FSH)

A

Acts on Sertoli cells to stimulate spermatogenesis in seminiferous tubules

Stimulates follicles in the ovaries to develop ova

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2
Q

Leutinizing Hormone (LH)

A

Stimulates interstitial cells to produce testosterone

Triggers ovulation and stimulates estrogen and progesterone secretion from the corpus luteum

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3
Q

Gonadotropic Releasing Hormone (GnRH)

A

Monitors reproductive endocrine system. Stimulates synthesis and secretion of FSH and LH

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4
Q

Estrogen

A

Development of breasts and other secondary sex characteristics; thickening and vascularisation of endomertrium

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5
Q

Progesterone

A

Quiets smooth muscle contractions of uterus, maintaining endometrium

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6
Q

Testosterone

A

Stimulates primary and secondary sex characteristics: growth of testes, penis, muscles, growth of facial hair indirectly stimulates spermatogenesis

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7
Q

Thyroxine Location

A

Thyroid - All body cells

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8
Q

Thyroxine Effect

A

Increases the rate of metabolic activity, producing ATP and heat

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9
Q

Calcitonin Location

A

Thyroid - Bones, teeth, and gut

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10
Q

Calitonin Effect

A

Decreases blood calcium by depositing Ca24 in bones and teeth, and decreasing absorption from the gut

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11
Q

Thyroid stimulating hormone (TSH) Location

A

Anterior pituitary- Thyroid gland

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12
Q

Thyroid stimulating hormone (TSH) Effect

A

Stimulates the thyroid to release thyroxine

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13
Q

Adrenocorticotropic Hormone (ACTH) Location

A

Anterior pituitary- adrenal cortex

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14
Q

Adrenocorticotropic Hormone (ACTH) Effect

A

Stimulates the adrenal cortex to release aldosterone, and androgens in response to stress

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15
Q

Growth Hormone (hGH) Location

A

Anterior pituitary- Bones and muscles

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16
Q

Growth Hormone (hGH) Effect

A

Causes mitosis to stimulate growth

17
Q

Norepinephrine Location

A

Adrenal Medulla- Blood vessels, heart, lungs, air passages, iris, liver

18
Q

Norepinephrine Effect

A

Shunts blood to core and large muscles, increases breathing and heart rates, dilates pupil, hydrolyze liver glycogen

19
Q

Parathyroid Hormone (PTH) Location

A

Parathyroid glands- Bones and guts

20
Q

Parathyroid Hormone (PTH) Effects

A

Increases blood calcium by dissolving bones and increasing absorption from the gut

21
Q

Cortisol Location

A

Adrenal Cortex- All tissues

22
Q

Cortisol Effect

A

Converts protein into glucose

23
Q

Aldosterone Location

A

Adrenal Cortex- Kidney tubules

24
Q

Aldosterone Effect

A

Increases blood volume by increasing reabsorption Na+ and water from urine

25
Q

Testosterone (both sexes) Location

A

Adrenal Cortex- Many tissues

26
Q

Testosterone (both sexes) Effects

A

Increased muscle, bone, hair growth

27
Q

ADH Location

A

Hypothalamus (secreted by posterior pituitary)- Kidney tubules

28
Q

ADH Effects

A

Increases reabsorption of water from urine to bloodstream in response to dehydration

29
Q

Oxytocin Location

A

Hypothalamus (secreted by posterior pituitary)- Uterine muscle and mammary glands

30
Q

Oxytocin Effects

A

Stimulates contractions of the uterus for birth; stimulates the release of milk during breast feeding

31
Q

Insulin (from beta cells of islets of Langerhans) Location

A

Pancreas- All cells, liver, and muscles

32
Q

Insulin (from beta cells of islets of Langerhans) Effects

A

Decreases blood glucose by increasing cell permeability to glucose and conversion of blood glucose and conversation of blood glucose into liver and muscle glycogen

33
Q

Glucagon (from alpha cells of islets of Langer-hans) Location

A

Pancreas- All cells, liver, and muscles

34
Q

Glucagon (from alpha cells of islets of Langer-hans) Effects

A

Increases blood glucose by decreasing cell permaeability to glucose and conversion of stored glycogen into glucose

Biology 30-1 (3 decks)

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