Definitions Flashcards

1
Q

Cation

A

Positively charged ion

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2
Q

Anion

A

Negatively charged ion

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3
Q

Excretion expressed mathematically =

A

filtration - reabsorption + secretion

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4
Q

Hypertonic solution

A

Higher concentration of impermeant solutes

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5
Q

Hypotonic solution

A

Lower concentration of impermeant solutes

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6
Q

Osmotic pressure

A

amount of pressure required to prevent osmosis (pressure which needs to be applied to water to prevent inward flow of water across a semi-permeable membrane)

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7
Q

Approximate adult GFR?

A

125mL/minute or 180L/day

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8
Q

What age is adult GFR reached?

A

2 years

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9
Q

Nephrocalcinosis

A

Refers to calcification of the renal tissue

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10
Q

Catabolism

A

set of metabolic pathways which break down molecules to smaller units to provide energy

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11
Q

What is primary nocturnal enuresis?

A

night time bedwetting in a child who has never been dry

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