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.Management Sciences
Category: Physiology Mcqs
Steroid hormones are believed to enter target cells via_______________?
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A. Facilitated diffusion
B. Carrier – mediated endocytosis
C. Cholesterol lined pores in the plasma membrane
D. Simple diffusion
In thyrotoxicosis , there is______________?
A. Decrease in calcium excretion
B. Increase in serum proteins which bind throxine
C. Potentiation of catecholamine action
D. Increase in calcium excretion
Phagocytosis in the CNS is done by _______________?
A. Astrocytes
B. Schwann cells
C. Microglia
D. Oligocytes
Which hormone is released when serum calcium decreases ?
A. Parathormone
B. Calcitonin
C. Thyroxine
D. Adrenaline
The neuromuscular transmitter released at neuromuscular junction is_______________?
A. Dopamine
B. Epinephrine
C. Nor epinephrine
D. Acetylcholine
The alveolar ventilation in an individual with tidal volume: 600 ml, dead space 150 ml and respiratory rate of 15/ minute is_____________?
A. 2.5 lit/Min
B. 4.0 lit /Min
C. 6.75 Lit/Min
D. 9 Lit/Min
Non- respiratory function of the lung is_________________?
A. Dopamine metabolism
B. Adrenaline metabolism
C. Serotonin metabolism
D. PGE2 production
Which of the following coagulation factors is deficient in classical hemophilia ?
A. VIII
B. IX
C. X
D. XII
Gut associated lymphoid tissue ( GALT) is primarily located in______________?
A. Lamina propria
B. Submucosa
C. Muscularis
D. Serosa
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