System Function Flashcards

(33 cards)

1
Q

Another name for the pituitary gland

A

Master Gland or hypophysis

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2
Q

What is the function of the hypothalamus?

A

Releasing hormones in portal circulation

names have releasing/inhibiting names

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3
Q

What all does the Anterior Pituitary gland release?

A
  1. Adrenocorticotropic hormone (ACTH)
  2. Thyroid- stimulating hormone (TSH)
  3. Follicle stimulating hormone (FSH)
  4. Luteinizing hormone (LH)
  5. Prolactin
  6. Growth hormone (GH)
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4
Q

What all does the Posterior Pituitary gland release?

A
  1. Oxytocin/ Pitocin

2. Antidiuretic hormone/ Vasopressin/ Desmopressin Acetate (DDAVP)

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5
Q

Where does Growth hormone (GH) go?

A

Bone & muscles

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6
Q

Where does Prolactin go?

A

Mammary glands

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7
Q

Where does Follicle stimulating hormone (FSH) & Luteinizing hormone (LH) go?

A

Testes or ovaries

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8
Q

Where does Thyroid- stimulating hormone (TSH) go?

A

Thyroid

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9
Q

Where does Adrenocorticotropic hormone (ACTH) go?

A

Adrenal cortex

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10
Q

What does Growth hormone (GH) do?

A

Stimulate closure of growth plate

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11
Q

Too much Growth hormone (GH) in children

A

Gigantism

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12
Q

Too much Growth hormone (GH) in adults

A

Acromegaly

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13
Q

Too little Growth hormone (GH)

A

Dwarfism

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14
Q

When does TSH stimulate secretion for T3 & T4?

A

Under stress or cold

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15
Q

How does alcohol effect the endocrine system?

A

Alcohol surpasses ADH which can increase output

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16
Q

How does the Antidiuretic Hormone work?

A

Increase amount of water reabsorbed by the kidneys which decreases urinary output therefore increases water in the blood to maintain blood volume & blood pressure

17
Q

What is the most important daily regulators of metabolic rate?

A

Thyroid- stimulating hormone (TSH)

18
Q

What does the thyroid secrete?

A

Thyroid- stimulating hormone (TSH) & Calciton

19
Q

When is the thyroid stimulated to release calciton?

A

Hypercalcemia

20
Q

What is the main job of the Parathyroid gland?

A

Secretion of Parathyroid Hormone (PTH)

21
Q

When does Parathyroid Hormone (PTH) increase?

A

PTH increases with decreased plasma calcium levels (hypocalcemia)

22
Q

CAP

A

Cushing’s Disease (cortex)
Addison’s (cortex)
Pheochromocytoma (medulla)

23
Q

What deals with salt, sugar, sex?

A

Adrenal cortex

24
Q

What does the Adrenal medulla secrete?

A

Catecholeamines > Epinephrine & norepinephrine

25
How does the adrenal cortex work with salt?
Promotes salt retention in the kidneys by releasing renin
26
If Cortisol is the main target organ of Adrenal cortex what does it do?
Affects sugar (carbohydrate) metabolism by stimulating gluconeogenesis to increase ability to produce energy
27
What is the function of Alpha cells from the Pancreas?
Produce glucagon
28
What is the function of Beta cells from the Pancreas?
Produce insulin
29
What is the function of F cells from the Pancreas?
Exocrine function
30
What is the function of Delta cells from the Pancreas?
Secrete somatostatin which inhibits secretion of both insulin and glucagon
31
Exocrine function
Produce digestive enzymes
32
What is the blood osmolality goal?
275-295 | *Said goal is 300 in class*
33
What happens is blood osmolality is greater than 300?
Specific gravity will be increased