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.Management Sciences
Category: Physiology Mcqs
The reabsorption of sodium chloride is increased in proximal convoluted tubules by hormones secreted from______________?
A. Anterior pituitary
B. Posterior pituitary
C. Adrenal cortex
D. Adrenal medulla
Cardiac index is related to ______________?
A. cardiac output and body weight
B. Cardiac output and body surface area
C. Cardiac output and work of the heart
D. Stroke volume and pulse rate
function of Merkel’s cells is_______________?
A. Tactile sensation
B. Melanophage
C. Chemoreceptor
D. Proprioception
CO2 is carried in the blood________________?
A. In combination with hemoglobin
B. In physical solution in plasma
C. In combination with plasma proteins
D. All of the above
Limitation of inspiration by vagal lung inflation signals is called the______________?
A. Autonomic reflex
B. Bainbridge reflex
C. Herring – Breur reflex
D. Dynamic stretch reflex
Lysis of RBCs are seen in all of the following except__________?
A. Thalassemia
B. Methotrexate therapy
C. Obstructive jaundice
D. Sickle cell anemia
True about nephron is_____________?
A. Na is absorbed actively in descending loop of Henle
B. 60 to 70% of GFR is absorbed in proximal tubule
C. Absorption of water occurs in ascending loop of Henle
D. The filtrate reaching distal convoluted tubule is hypertonic with respect to surroundings
Each kidney contains about ______ nephrons ?
A. One million
B. Two million
C. Four million
D. ½ million
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