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.Management Sciences
Category: Physiology Mcqs
The main types of muscle cells are______________?
A. Skeletal and cardiac
B. Smooth and cardiac
C. Smooth and skeletal
D. All of the above
primary cause of bleeding disorder in liver damage is due to______________?
A. Decreased level of prothrombin
B. Lack of vitamin K
C. Platelet deficiency
D. Lack of vitamin B
The eosinophil count in the peripheral blood smear is increased in________________?
A. Allergic conditions
B. Anemia
C. Polycythemia
D. Typhoid fever
The conversion of prothrombin to thrombin, the factor participate along with calcium is______________?
A. Labile factor
B. Stable factor
C. Fibrin
D. Thromboplastin
Muscle of expiration____________?
A. Diaphragm
B. Internal intercostals
C. External intercostals
D. Rcti Abdominis
Vital capacity is a measure of________________?
A. Tidal volume
B. Inspiratory reserve volume plus expiratory volume
C. Tidal volume plus inspiratory reserve volume plus expiratory reserve volume
D. Expiratory reserve volume plus reserve volume
The absolute refractory period of an action potential is due to _______________?
A. Insufficient neurotransmitter
B. Depletion of intracellular Na+
C. Inactivation of Na+ k+ ATPase
D. Voltage inactivation of the Na+ channel
The number of muscle fibers in a motor unit are least in______________?
A. Laryngeal muscles
B. Pharyngeal muscles
C. Muscles of middle ear
D. Extraocular muscles
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