W Hich Is NOT Part of the Sympathetic Effects on Cardiovascular

question 10

Multiple Choice

W hich is NOT part of the sympathetic effects on cardiovascular system?

• A) Increased heart rate
• B) Vasoconstriction
• C) Increased cardiac contractility
• D) Increased filtration coefficient across capillary walls
• E) Venoconstricti

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Definitions:

Action Potential

A momentary change in electrical potential on the surface of a neuron that occurs when it is stimulated and is capable of transmitting a signal along the neuron.

Millivolts

A unit of electric potential equal to one thousandth of a volt.

Relative Refractory Period

A phase following immediate action where a neuron is less responsive to stimulation and requires a stronger than normal impulse to activate.

Sodium

A chemical element (Na) that is a highly reactive metal and an essential nutrient for human health, particularly in nerve function and fluid balance.