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.Management Sciences
Category: Physiology Mcqs
The hyperosmolarity of the renal medulla is due to increased content of_____________?
A. K+
B. Na+
C. Glucose
D. NH4+
Which of the following hormones increase the sensitivity of heart to epinephrine________________?
A. Parathyroid
B. Insulin
C. Thyroid
D. Glucagon
The most important function of hydrochloric acid in the stomach is_______________?
A. Destruction of bacteria
B. Neutralization of chyme
C. Activation of pepsinogen
D. Stimulation of pancreatic secretion
Delta waves of Electroencephalogram have frequency of ______________?
A. More than 14 cycles per second
B. Between 8 and 13 cycles per second
C. Less than 3.5 cycles per second
D. Between 4 and 7 cycles per second
Which of the following results due to excessive parathormone secretion_______________?
A. Increased excretion of phosphates
B. Increased serum calcium
C. Decrease excretion of calcium
D. Increase excretion of calcium
The contractile element in a skeletal muscle is present in______________?
A. Sarcolemma
B. Sarcoplasm
C. Myofibril
D. Endomysium
The transport of CO is diffusion limited because_______________?
A. Bind avidly with Hb
B. Partial pressure of CO is less
C. CO is less absorbed in water
D. Alveolar membrane is less permeable
Regulated bone growth through puberty occurs through__________________?
A. Endophyseal plates
B. Ectophyeseal plates
C. Epiphyseal plates
D. Chondrophyseal plates
In which of the following diseases would you expect to find an increase in thickness of the respiratory membrane ?
A. Emphysema
B. Asthma
C. Pulmonary artery thrombosis
D. Skeletal abnormalities of the chest
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