Pharmacology and Toxicology Quizzes  

Lipases and IP3 Quiz 2

1- Not a lipase
phospholipase C
diacylglycerol phospholipase
diacylglycerol lipase
phospholipase A2


2- Can hydrolyze phosphatidylethanolamine
PLA2
PLC
PLD
diacylglycerol lipase


3- Liberates arachidonic acid
PLA2
PLC
PLC and PLA2
PLA2 and diacylglycerol lipase


4- Not a type of phopholipase C
PLCalpha
PLCbeta
PLCgamma
PLCdelta


5- IP3 binds receptors that
are extracellular
release calcium
activate phosphatases
recycle inositol


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Answers:

1- Not a lipase
Answer: diacylglycerol phospholipase


2- Can hydrolyze phosphatidylethanolamine
Answer: PLC


3- Liberates arachidonic acid
Answer: PLA2 and diacylglycerol lipase


4- Not a type of phopholipase C
Answer: PLCalpha
(at least not from my class notes...)


5- IP3 binds receptors that
Answer: release calcium