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Anatomy > Endocine System > Flashcards

Endocine System Flashcards

1
Q

Negative feedback mechanism

A

Reduces/removes a stimulus

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2
Q

Positive feedback mechanism

A

Enhances a stimulus

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3
Q

Protein hormones

A

Chains of amino acids

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4
Q

Steroid hormones

A

Lipids (estrogen, testosterone)

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5
Q

Biogenic amines

A

Changes the structure of an amino acid (thyroid, dopamine)

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6
Q

Control center for endocrine system

A

Hypothalamus

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7
Q

Hormones hypothalamus releases

A

Releasing hormones (RH)
Inhibiting hormones (IH)

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8
Q

Pituitary gland hormones

A

Oxytocin (OT)
Antidiuretic hormone (ADH)

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9
Q

3 parts of anterior pituitary gland

A

Pars distalis
Pars intermedia
Pars tuberalis

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10
Q

Hormones anterior pituitary gland releases

A

Thyrotrophic (TSH)
Mammotrophic (PRL)
Gonadotrophic (FSH) (LH)
Corticotrophic (ACTH)
Somatotrophic (GH)
Pars intermedia (MSH)

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11
Q

Parts of posterior pituitary gland

A

Supraoptic nuclei
Paraventricular nuclei

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12
Q

Hormone supraoptic nuclei relseases

A

ADH (antidiuretic hormone)

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13
Q

Hormone paraventricular nuclei releases

A

OT (oxytocin)

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14
Q

Hormone parafollicular cells secrete

A

Calcitonin (reduces blood calcium through urination)

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15
Q

Function of parathyroid hormone

A

Raises blood calcium levels

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16
Q

Three layers of adrenal cortex

A

Zona glomerulosa
Zona fasciculata
Zona reticularis

17
Q

Function of zona glomerulosa

A

Regulates electrolyte composition

18
Q

Function of zona fasciculata

A

Regulates blood glucose levels

19
Q

Function of zona reticularis

A

Protein synthesis in sex organs

20
Q

4 types of cells in pancreas

A

Alpha
Beta
Delta
F cells

21
Q

Function of Alpha cells

A

Secretes glucagon (raises blood glucose)

22
Q

Function of beta cells

A

Secretes insulin (lowers blood glucose)

23
Q

Function of delta cells

A

Inhibits secretion of insulin and glucagon

24
Q

Function of F cells

A

Slows gastric motility

25
Q

Effect of too much melatonin being produced

A

Delayed puberty

26
Q

Kidney hormones that regulate electrolytes

A

Calcitrol
Erythropoietin
Renin q

27
Q

3 types of cells testes produce

A

Sustentacular cells
Dividing germ cells
Interstitial cells

28
Q

Function of sustentacular cells

A

Assists w/ sperm development
Produces inhibin

29
Q

Function of interstitial cells

A

Produces testosterone

30
Q

Hormones produced in ovaries

A

Estrogen
Progesterone
Inhibin

31
Q

Function of estrogen

A

Development of female reproductive organs
Regulation of menstrual cycle

32
Q

Function of progesterone

A

Stimulates growth of uterine lining and mammary glands

33
Q

Function of inhibin

A

Inhibits secretion of FSH (follicle stimulating hormone

Anatomy (13 decks)

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