endocrine system pt 4 Flashcards by Maya Huggler

Q

Lipid soluble molecule

A

Has receptors and inside cell

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Q

Water soluble molecule

A

Second messenger, outside cell, g protein

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Q

What are mineralocorticoids?

A

Hormones that regulate electrolyte levels

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Q

What are glucocorticoids?

A

Hormones that regulate blood sugar

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Q

What is gonadocorticoids?

A

Sex hormones; reproduction

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Q

What is the 3 layers of adrenal glands?

A

Zona glomerulosa, zona fasciculata, zona reticularis

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Q

What is zona glomerulosa?

A

Thin, outer cortical layer

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Q

What is zona fasciculata?

A

Larger, middle cortical layer

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Q

What is zona reticularis?

A

Thin, inner cortical layer

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Q

Cortisol levels are regulated by what?

A

Negative feedback

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Q

What does cortisol do?

A

Causes target cells to increase blood nutrient

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Q

What does acinar cells do?

A

Generates exocrine secretions for digestion

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Q

What does pancreatic islets do?

A

Contain clusters of endocrine cells

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Q

Alpha cells secrete

A

Glucagon

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Q

Beta cells secrete

A

Insulin

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Q

What does insulin do?

A

Taking and storing fats and glycogen

Q

What do chief cells make?

A

PTH

Q

What does PTH increase?

A

Blood calcium

Q

What is T-lymphocyte?

A

King of immune system

Q

What does ANP do?

A

Lowers blood oxygen

Q

What does EPO do?

A

Increases red blood cell production

Q

What does angiotensin II help?

A

Raises blood pressure

Q

Stomach secretes

A

Gastrin

Q

What does gastrin do?

A

Increases secretion and motility in stomach for digestion

What does secretin stimulate?

Secretion of bile and pancreas juice

What does CCK stimulate?

Release of bile from gall bladder

What is calcitriol?

Active hormone that raises blood calcium

Adipose connective tissue secretes

Leptin

Leptin controls what?

Appetite by binding to neurons in hypothalamus