System Function Flashcards

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
Q

How does the adrenal cortex work with salt?

A

Promotes salt retention in the kidneys by releasing renin

26
Q

If Cortisol is the main target organ of Adrenal cortex what does it do?

A

Affects sugar (carbohydrate) metabolism by stimulating gluconeogenesis to increase ability to produce energy

27
Q

What is the function of Alpha cells from the Pancreas?

A

Produce glucagon

28
Q

What is the function of Beta cells from the Pancreas?

A

Produce insulin

29
Q

What is the function of F cells from the Pancreas?

A

Exocrine function

30
Q

What is the function of Delta cells from the Pancreas?

A

Secrete somatostatin which inhibits secretion of both insulin and glucagon

31
Q

Exocrine function

A

Produce digestive enzymes

32
Q

What is the blood osmolality goal?

A

275-295

Said goal is 300 in class

33
Q

What happens is blood osmolality is greater than 300?

A

Specific gravity will be increased