MINERALOCORTICOID RECEPTORS ARE PRESENT IN ALL EXCEPT? 1. LIVER 2. GLOMERULAR TUBULES 3. COLON 4. HIPPOCAMPUS
PhysiologyAnswer: 1
NITROGEN NARCOSIS IS CAUSED DUE TO? 1. INCREASED SUSCEPTIBILITY OF NEURONS FOR NITROGEN 2. NITROGEN INHIBITS DISMUTASE ENZYME 3. DECREASE IN OXYGEN FREE RADICALS 4. INCREASED PRODUCTION OF NITROUS OXIDE
PhysiologyAnswer: 1
Most potent stimulus for vasoconstriction
1. Renal perfusion
2. Cerebral hypoxia
3. Cardiac perfusion.
4. Cardiac compression
PhysiologyAnswer: 2
Excluding the effect of drugs, apnea occurring after hyperventilation of an anesthetized patient results from 1. decreased demand for oxygen. 2. increased cerebral blood flow. 3. decreased carbon dioxide tension. 4. increased hydrogen ion concentration.
PhysiologyAnswer: 4
Hyperphosphatemia may occur in all of the following conditions EXCEPT:
1. bone metastases
2. hypervitaminosis D
3. milk-alkali syndrome
4. acromegaly
PhysiologyAnswer: 3
Mean arterial pressure of the body is:
1. Systolic pressure + Diastolic pressure average
2. Systolic pressure / 2
3. Diastolic pressure/2
4. Diastolic pressure + 1/3 (systolic-diastolic) pressure
PhysiologyAnswer: 4
Which of the following may normally leave the body by way of the lungs?
1) Lipids 2) Acetone
3) Chlorides 4) Amino acids
PhysiologyAnswer: 2
The absolute refractory period of skeletal muscle is an interval during which
1. The stimulus is more than normally effective
2. The threshold is lowered
3. The muscle is relaxed
4. No stimulus is effective
