Endocrine Flashcards

1
Q

exocrine signaling

A

short distance signaling

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2
Q

paracrine signaling

A

nearby cell communication (para is greek for side by side)(adjacent)

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3
Q

juxtacrine signaling

A

cells DIRECTLY in contact with one another

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4
Q

autocrine signaling

A

cell signaling to itself (auto is greek for self)

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5
Q

all nerve cells use…

A

paracrine signaling

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6
Q

Steroids pass through phosphorus bilayer…

A

easily

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7
Q

peptide hormones pass through phosphorus bilayer…

A

not easily

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8
Q

peptides are…

A

fast acting, short living (not long term)

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9
Q

Why are proteins short lived?

A

Degrades quick in cytoplasm

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10
Q

oxytocin

A

positive feedback mechanism (+ feedback are hard to control) (uterine contraction)

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11
Q

Peptide nemonic

A

INsane (most that end or start with -in in- are peptide hormones) (ADH is exception)

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12
Q

steroids take longer because

A

they go through the cellular membrane and also into the nucleus

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13
Q

which steroids can be permanent?

A

estrogen, testosterone

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14
Q

aldosterone

A

nephron regulator (raises blood pressure by messing with salt concentration)

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15
Q

steroids need…

A

carrier proteins, such as albumin

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16
Q

Steroids usually end in….

A

-one -ol -oid

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17
Q

Amino-acid derivatives end with?

A

-ine (amINE o acids)

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18
Q

aromatic rings mean?

A

non-polar

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19
Q

Aldosterone uses a ___ feedback loop

A

negative

20
Q

oxytocin is stopped by…..

A

birth (oxytocin is a positive feedback loop, which controls uterine contractions)

21
Q

positive feedback

A

final product stimulates formation of new product

22
Q

ADH also known as…

A

Vasopressin (made by hypothalamus) (released by posterior pituitary)

23
Q

Aldosterone is made in….

A

the adrenal glands (above the kidney)

24
Q

ADH

A

always drilling holes (regulates blood osmolarity)

25
Q

aldosterone does…

A

(low blood pressure or blood volume)

26
Q

Good chart (take a look)

A
27
Q

biggest glucose regulators in the body?

A

glucagon and insulin (both come from the pancreas)

28
Q

Pancreas release nmemonic

A

Alpha glucagon
Beta insulin
Delta somatostatin

Both are alphabetical

29
Q

What does insulin do?

A

Takes sugar out of the blood (burn up glucose or store for energy; as glycogen)

30
Q

What does glucagon do?

A

When body does not have enough sugar, breaks down glycogen, which increases blood sugar

31
Q

Cortisol released by?

A

Adrenal Cortex

32
Q

epinephrine

A

sympathetic nervous system (adrenaline; comes from adrenals)

33
Q

thyroxine

A

produced in thyroid; controls metabolism

34
Q

calcitonin? What does it do?

A

reduces calcium in the blood (TONES it down)

35
Q

Bones are made of?

A

Calcium and Phosphate

36
Q

PTH (parathyroid hormone) does what?

A

Increases calcium

37
Q

Vitamin D helps in the uptake in….

A

Calcium and Phosphate

38
Q

osteoclasts

A

break down bone (osteokills)

39
Q

osteoblasts

A

build bone (osteobuilds)

40
Q

FLAT PEG

A

FSH

LH

ACTH

TSH

(Tropic Hormones)

Prolactin

Endoprhins

GH

(Direct Hormones)

41
Q

Insulin is released by the…

A

pancreas

42
Q

Pineal Gland

A

Melatonin (sleepy)

43
Q

GnRH

A

Gonad Hormone from hypothalamus. Controls sexual development.

44
Q

Estrogen ESTablished the….

A

uterine wall

45
Q

Progesterone

A

Protects the uterine wall

46
Q

Menstrual Cycle chart…take a look

A
47
Q
A