Mcq Subject: Physiology
Chemoreceptor Trigger Zone is:
A. Pons
B. Lateral hypothalamus
C. Ventral hypothalamus
D. Area postrema
View DescriptionThe main cause of minimal change ds is
A. Increase in pore size
B. Loss of negative charge on membrane
C. Loss of cells
D. Decreased circulation
View DescriptionA 60-year old patient underwent renal aery doppler which shows narrowing and turbulence in right renal aery. If radius of the aery is reduced by 1/3rd, resistance to blood flow in right kidney would have increased by:
A. 3 times
B. 9 times
C. 16 times
D. 81 times
View DescriptionNormal adult person’s blood contains:
A. 40% neutrophils
B. 30% lymphocytes
C. 20% eosinophils
D. 10% basophils
View DescriptionMost impoant from of carbon-dioxide transpo in the blood
A. It is mostly transpoed as carboxy hemoglobin
B. As dissolved CO2
C. As bicarbonates
D. Due to CO2 molecules attached to hemoglobin
View DescriptionThe amount of water absorbed in the intestine in a day is :
A. 5 lit.
B. 1 lit
C. 1 lit
D. 8 lit.
View DescriptionIn the gr’cii circuit, the arc! flow pressure is 100 mm Hg and the outward flow pressure is 10 mm Hg. Each of the parallel circuit has a resistance of 5 mm Hg/mL/min. Calculate the flow across the circuit:
A. 45 mL
B. 90 mL
C. 3.6 mL
D. 135 mL
View DescriptionWhich of the following hormone doesn’t use the adenylyl cyclase-cAMP as a second messenger ?
A. TSH
B. Epinephrine
C. Insulin
D. Glucagon
View DescriptionTrue regarding respiratory centre
A. Directly simulated by fall in PaO2
B. Connected with cardiac center
C. Inhibited during swallowing
D. Situated in midbrain
View DescriptionBaroreceptors stimulation would result in
A. Inhibition of para sympathetic activity
B. Excitation of sympathetic activity
C. Increase in heart rate
D. Decrease in blood pressure
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