Exam 9: Vascular Physiology

Increased heart rate _____ cardiac output.

The receptors for the baroreceptor reflex are located in the ____________________ and ____________________, whereas the integrating centre is the ____________________ located in the ____________________.The efferent pathway for this reflex is the ____________________.The effector organs are the ____________________ and ____________________.

It is considered hypertension if the systolic/diastolic pressure is above the value of ____________________.

What does a sudden increase in pressure within the carotid sinus lead to

Increased sympathetic nerve activity _____ the rate of depolarization of the SA node.

Increased parasympathetic nerve activity _____ the strength of cardiac ventricular contraction.

Which of the following does NOT occur to compensate for a fall in blood pressure below normal

What is the location of the receptors that detect changes in blood pressure

Which of these local chemical changes does NOT occur during a period of increased cell activity

Mean arterial pressure = ____________________ × ____________________.

Which of these changes will increase fluid reabsorption by the capillaries

Which two pressures act to move fluid into capillaries

Which of the following will NOT cause an increase in blood pressure

Which principal force causes movement of fluid from tissues into capillaries

Glucose is actively transported across the capillary walls.

Decreased venous radius _____ the venous return.

What does binding of epinephrine to alpha receptors cause

All the fluid forced out of the capillaries is filtered through the lymphatics before being returned to the venous blood.

Increased skeletal muscle activity _____ venous return.

Match the effects, labelled a. through d., with the events in question. (Options may be used more than once or not at all.) -stress