331. Bilirubin is produced from________________?
A. Haemoglobin
B. Myoglobin
C. Gall bladder
D. A & B

332. Bile contains______________?
A. Cholic acid
B. Chenodeoxycholic acid
C. Deoxycholic acid
D. Lithocholic acid
E. All of the above

333. Nor epinephrine is converted to epinephrine by______________?
A. Dopamine hydroxylase
B. Dopa decarboxylase
C. O-methylation
D. N-methylation

334. Rate limiting step in adrenaline synthesis is conversion of____________?
A. Tyrosine to dopa
B. Phenylalanine to tyrosine
C. Dopa to dopamine
D. Dopamine to nor epinephrine

335. Which of the following has a ketogenic effect on livers______________?
A. Insulin
B. Glucagon
D. Androgen

336. Calcitonin is antagonist_______________?
A. Parathyroid hormone
B. Thyroxine
C. Triidothyronine
D. Serotonin

337. Ribosomes are usually associated with______________?
A. Endoplasmic reticulum
B. Mitochondria
C. Nucleolus
D. Plasma membrane

338. Golgi bodies function are______________?

A. Protein lipid synthesis
B. Protein synthesis
C. Sorting of glycoproteins
D. None of the above

339. Which cell organelle contains DNA_____________?
A. Mitochondrion
B. Golgi body
C. Endoplasmic reticulum
D. Centriole

340. Most importent compansatory mechanism in metabolic acidosis______________?
A. Hyperventilation
B. Increased NH3 excretion by kidneys
C. Increased urinary phosphates
D. Increased HCO3 Production


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