Golgi tendon organ function is?
ADetects the dynamic change in muscle length
BDetects the muscle stretch
CDetects the muscle strength
DDetects the muscle tension
Arrange the following parts of sarcomere from periphery to center. 1. Z line 2. M line 3. A band 4. H zone
A2,3,4,1
B4,2,3,1
C3,1,4,2
D1,3,4,2
During heavy exercise the cardiac output (CO) increases up to five fold while pulmonary arterial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by
ALarge amount of smooth muscle in pulmonary arterioles
BIncrease in the number of open capillaries
CSympathetically mediated greater distensibility of pulmonary vessels
DSmaller surface area of pulmonary circulation
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