Cardiovascular system

A. Auto regulation
B. Hormones
C. Parasympathetic impulses
D. Sympathetic impulse

A. AV node
B. SA node
C. Bundle of His
D. Purkinje fibers

A. Isovolumetric contraction
B. Isovolumetric relaxation
C. Pre-diastole
D. Pre-systole

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

A. Increased blood pressure, increased heart rate
B. Decreased B.P , decreased heart rate
C. Increased B.P, decreased heart rate
D. Decreased B.P, increased heart rate

A. Starling’s law of heart states that increase in force of contraction is directly related to cardiac ouput
B. Staling’s law of heart states that the force of ventricular contraction is directly related to the end diastolic volume
C. Both A and B
D. None of the above

A. Aorta
B. Arteries
C. Capillaries
D. Venules

A. Venules
B. Arterioles
C. Capillaries
D. Precapillary sphincters

A. Peripheral resistance X tissue fluid
B. Peripheral resistance X cardiac rate
C. Blood pressure X cardiac rate
D. Heart rate X blood volume

A. “P” wave
B. “Q” wave
C. “R” wave
D. “T” wave