Water and Electrolytes 4 Flashcards

1
Q

What is the primary and secondary electrolyte in the ICF

A

Primary: K+ Potassium
Second: Mg2+ magnesium

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2
Q

Sodium and Potassium can pass through a cell membrane with the help of what

A

Na+ K+ ATPase pump

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3
Q

What is the ratio of the movement of sodium and potassium ions across the membrane

A

3 Na+ Sodium out
2 K+ Potassium in

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4
Q

What is the electrical charge/ potential of the Sodium Potassium ATPase pump

A

-70 mV

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5
Q

Increased osmolality (osmotic pull) in the blood vessels, what does this most likely mean?

A

Dehydration= Increased ADH from Pituitary

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6
Q

The _________ is the first water regulator

A

Pituitary gland

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7
Q

What is the drug name for ADH and its effects

A

vasopressin (retain water, decreased urine output)

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8
Q

What does Aldosterone do specifically?

A

Increased sodium retention

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9
Q

Glomeruli can sense less blood through the afferent and efferent arterioles in the pelvis, and releases what

A

RENIN - Angiotensin - Aldosterone System
(from adrenal glands)

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10
Q

Three effects of the Renin - Angiotensin - Aldosterone System

A

1.Na+ Sodium retention
2. Water conservation
3. Increased thirst

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