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PHOSPHATE Flashcards

1
Q

Extracellular phosphate

A

85%

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2
Q

Acts as part of

A

Hydrocyapetite

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3
Q

Essential components of

A

Teeth & bones

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4
Q

Required in

A

Glycogenolysis

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5
Q

Provide immediate source of

A

Glucose-6-phosphate

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6
Q

Acute renal faiulure

A

Hyperphosphatemia

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7
Q

Increased intake of PO2 among neonates w/ cow milk or laxative

A

Hyperphosphotemia

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8
Q

Lymphoblastic leukemia

A

Hyperphosphotemia

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9
Q

Intravascular hemolysis

A

Hyperphosphatemia

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10
Q

Neoplastic disorder

A

Hyperphosphatemia

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11
Q

Severe infections

A

Hyperphosphatemia

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12
Q

Intensive exercise

A

Hyperphosphotemia

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13
Q

DKA

A

hypophosphotemia

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14
Q

COPD

A

Hypophosphotemia

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15
Q

Vit, d deficiency or antacid use

A

Hypophosphotemia

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16
Q

Hyperparathyroidism

A

Hypophosphotemia

17
Q

Increased renal excretion

A

Hypophosphotemia

18
Q

Malignancy

A

Hypophosphotemia

19
Q

Parathyroid hormone: hypocalcemia _ PTH secretion

A

Stimulates

20
Q

PTH: hypercalcemia __ secretion of PTH

A

Suppresses

21
Q

Calcitonin: hypercalcemia __ CT release

A

Stimulates

22
Q

calcitonin: hypocalcemia __ ct secretion

A

Suppresses

23
Q

Natural form produced in the skin from the action of sunlight

A

Vit D3/cholecalciferol

24
Q

Most potent

A

1,25 OH2 vit D.

25
Q

Other name for vit D2

A

Ergocalciferol

26
Q

Needs by hydrolases to be active

A

Hydroxylation

27
Q

Ref range neonate

A

1.45-2.91mmol/L

28
Q

Ref range <15 yrs old

A

1.07-1.74mmol/L

29
Q

Ref range adult

A

0.78-1.42mmol/L

30
Q

Urine 24 hrs

A

13.0-42.0mmol/day

31
Q

Phosphate specimen

A

Serum/heparinized plasma/24 hr urine
Oxalate, citrate, EDTA: not recommended
-hemolysis avoided

32
Q

Methods for phosphorus

A

fiske & subbarow
Reduction of phosphomolybdate to molybdenum blue
Enzymatic method

33
Q

Product of fiske & subbarow

A

Phosphomolybdate complex

34
Q

Fiske & subbarow abs

35
Q

Reduction abs

CC 2 (5 decks)

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