Endocrine Anatomy Flashcards

1
Q

What does the hypothalamic-pituitary system do?

A

secretes pituitary hormones controlled by the hypothalamus

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2
Q

What does the anterior pituitary secrete?

A

TSH and ACTH

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3
Q

What is TSH?

A

Thyroid-stimulating hormone is a pituitary hormone that stimulates the thyroid gland to produce thyroxine, and then triiodothyronine

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4
Q

What is ACTH?

A

The function of ACTH is to regulate levels of the steroid hormone cortisol and catecholamines, which released from the adrenal gland.

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5
Q

What does the posterior pituitary secrete?

A

ADH and Oxytocin

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6
Q

What is ADH?

A

Antidiuretic Hormone that causes fluid retention in the body that is released in response to high serum osmolality and Hypotension

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7
Q

What is Oxytocin?

A

a natural hormone that manages key aspects of the female and male reproductive systems, including labor and delivery and lactation, as well as aspects of human behavior

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8
Q

What are the adrenal glands?

A

glands that sit on the top of the kidneys with an inner medulla and outer cortex.

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9
Q

What does the adrenal medulla do?

A

secretes epinephrine and norepinephrine in response to ACTH release, Glucocorticoids, mineralocorticoids, and androgens

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10
Q

What is the key Glucocorticoid?

A

Cortisol

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11
Q

What is the key mineralocorticoid?

A

Aldosterone

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12
Q

What are the sex steroids called?

A

androgens

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13
Q

What does SNS stimulation cause?

A

catecholamines are released which causes a fight or flight response

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14
Q

What do the steroid hormones do?

A

they regulate the body’s stress response and are known as the big 3

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15
Q

What are the big three steroid hormones?

A

Sugar, Salt, and Sex

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16
Q

What does Cortisol do?

A

Raises blood glucose, protects against physiologic stress effects, suppresses the inflammatory and immune responses, releases muscle stored protein, and increases blood cholesterol

17
Q

What does Aldosterone do?

A

it is regulated by the angiotensin (Agt-2) system in the kidneys and it maintains the sodium and water balance while promoting potassium secretion

18
Q

What is T3?

A

Triiodothyronine

19
Q

What is T4?

A

Thyroxine

20
Q

What does the thyroid do?

A

stimulates the metabolism of almost every tissue in the body

21
Q

What are the parathyroid glands?

A

4 pea-shaped glands in the neck thyroid tissue

22
Q

What does the parathyroid hormone do?

A

regulate calcium levels and Vitamin D