PHOSPHATE

Question 1

Extracellular phosphate

Answer 1

85%

Question 2

Acts as part of

Answer 2

Hydrocyapetite

Question 3

Essential components of

Answer 3

Teeth & bones

Question 4

Required in

Answer 4

Glycogenolysis

Question 5

Provide immediate source of

Answer 5

Glucose-6-phosphate

Question 6

Acute renal faiulure

Answer 6

Hyperphosphatemia

Question 7

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

Answer 7

Hyperphosphotemia

Question 8

Lymphoblastic leukemia

Answer 8

Hyperphosphotemia

Question 9

Intravascular hemolysis

Answer 9

Hyperphosphatemia

Question 10

Neoplastic disorder

Answer 10

Hyperphosphatemia

Question 11

Severe infections

Answer 11

Hyperphosphatemia

Question 12

Intensive exercise

Answer 12

Hyperphosphotemia

Question 13

DKA

Answer 13

hypophosphotemia

Question 14

COPD

Answer 14

Hypophosphotemia

Question 15

Vit, d deficiency or antacid use

Answer 15

Hypophosphotemia

Question 16

Hyperparathyroidism

Answer 16

Hypophosphotemia

Question 17

Increased renal excretion

Answer 17

Hypophosphotemia

Question 18

Malignancy

Answer 18

Hypophosphotemia

Question 19

Parathyroid hormone: hypocalcemia _ PTH secretion

Answer 19

Stimulates

Question 20

PTH: hypercalcemia __ secretion of PTH

Answer 20

Suppresses

Question 21

Calcitonin: hypercalcemia __ CT release

Answer 21

Stimulates

Question 22

calcitonin: hypocalcemia __ ct secretion

Answer 22

Suppresses

Question 23

Natural form produced in the skin from the action of sunlight

Answer 23

Vit D3/cholecalciferol

Question 24

Most potent

Answer 24

1,25 OH2 vit D.

Question 25

Other name for vit D2

Answer 25

Ergocalciferol

Question 26

Needs by hydrolases to be active

Answer 26

Hydroxylation

Question 27

Ref range neonate

Answer 27

1.45-2.91mmol/L

Question 28

Ref range <15 yrs old

Answer 28

1.07-1.74mmol/L

Question 29

Ref range adult

Answer 29

0.78-1.42mmol/L

Question 30

Urine 24 hrs

Answer 30

13.0-42.0mmol/day

Question 31

Phosphate specimen

Answer 31

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

Question 32

Methods for phosphorus

Answer 32

fiske & subbarow Reduction of phosphomolybdate to molybdenum blue Enzymatic method

Question 33

Product of fiske & subbarow

Answer 33

Phosphomolybdate complex

Question 34

Fiske & subbarow abs

Answer 34

340nm

Question 35

Reduction abs

Answer 35

600-700nm