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CC2 LAB: LACTATE DEHYDROGENASE AND CREATININE KINASE

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Total cards: 24•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

catalyzes the interconversion of lactic and pyruvic acid

Back (Answer)

lactate dehydrogenase

#2
Front (Question)

from what major class is lactate dehydrogenase

Back (Answer)

oxidoreductase

#3
Front (Question)

how many daltons does ld have

Back (Answer)

128 kDa

#4
Front (Question)

how many subunits are there in lactate dehydrogenase

Back (Answer)

4 (tetrameric)

#5
Front (Question)

arrangement of isoenzymes

Back (Answer)

LDH1 LDH2 LDH3 LDH4 LDH5

#6
Front (Question)

abnormal isoenzyme

Back (Answer)

LDH6

#7
Front (Question)

tissue source for LDH1 to LDH5

Back (Answer)

LDH1&2: heart, rbc LDH3: lung, lymohocyte, spleen, pancreas LDH4: liver LDH5: skeletal muscle

#8
Front (Question)

related to heart diseases

Back (Answer)

LDH1

#9
Front (Question)

related to hepatic disorders

Back (Answer)

LDH5

#10
Front (Question)

most ubiquitous out of all the LDH units

Back (Answer)

LDH3

#11
Front (Question)

serum row of a normal person

Back (Answer)

LDH2>LDH1>LDH3>LDH4>LDH5

#12
Front (Question)

heart row of a normal person

Back (Answer)

LDH1>LDH2>LDH3>LDH4>LDH5

#13
Front (Question)

substrate of lactate dehydrogenase

Back (Answer)

alpha-hydroxybutyrate

#14
Front (Question)

in electrophoresis the complex is made up of

Back (Answer)

IgA IgG

#15
Front (Question)

what do you call the forward method and what is its optimal pH

Back (Answer)

Wackers method: 8.3-8.9pH

#16
Front (Question)

what do you call the backward method and what is its optimal pH

Back (Answer)

wroblewski la due method: 7.1-7.9pH

#17
Front (Question)

LD should be stored at RT within

Back (Answer)

48hrs

#18
Front (Question)

most labile LD

Back (Answer)

LD-5

#19
Front (Question)

associated with atp regeneration in contractile or transport system

Back (Answer)

creatinine kinase

#20
Front (Question)

LD isoenzyme analysis should be stored at RT and analyzed within

Back (Answer)

24hrs of collection

#21
Front (Question)

LDH changes after how many days of storage of serum at rt

Back (Answer)

3 days

#22
Front (Question)

from what major class is creatinine kinase

Back (Answer)

transferases

#23
Front (Question)

ck3

Back (Answer)

cardiac and skeletal muscles

#24
Front (Question)

ck1

Back (Answer)

brain