A. Short acting
B. Present in many tissues
C. Some require C-AMP for their action
D. All are true
Related Mcqs:
- Prostaglandins are synthesized from______________?
A. RNA template
B. Rough endoplasmic reticulum
C. Polyunsaturated fatty acids
D. None of the above - All of the following about prostaglandins and leukotriene are correct except________________?
A. Arachidonic acid is metabolized to form prostaglandins and leukotrienes
B. COX-1 is inducible in many tissues
C. COX is induced by cytokines at the site of inflammation
D. Leukotrienes cause bronchoconstriction - Following are functions of prostaglandins except__________?
A. Increase capillary permeability
B. Uterine contraction
C. Lower blood pressure
D. Elevates blood pressure - Non true regarding Na/K pump is______________?
A. Pumps Na against a gradient
B. 5 Na+ exchanged for 2K+
C. Increase in intracellular Na
D. Hypocalcemia inhibits the pump - Not true about T3 and T4 is______________?
A. T3 more potent than T4
B. T4 binds to prealbumin
C. Absorption of T4 is more than T3
D. Concentration of T4 is more than T3 - Not true about PnG is______________?
A. Destroyed by gastic acid
B. Very active against sensitive gram positive coci
C. Used for treatment of meningococcal meningitis
D. More concentrated in prostatic secretion and intraocular fluids - Not true about penicillin G is______________?
A. Destroyed by gastric acid
B. Very active against sensitive gram positive cocci
C. Used for treatment of meningococcal meningitis
D. More concentrated in prostatic secretions and intraocular fluids - The human plasma lipoprotein containing the highest percentage of triacylglycerol by weight is______________?
A. VLDL
B. Chylomicrons
C. HDL
D. LDL - The product of oxidation of odd chainfatty acids is______________?
A. Aceto acetyl CoA
B. Malonyl CoA
C. Propionyl CoA
D. Fumaryl CoA - End product of purine metabolism is______________?
A. Creatinine
B. Uric acid
C. Xanthine
D. Phosphates
