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Physiology Autonomic Nervous System 7ea22ebe

Sympathetic Stimulation causes all of the following, except

A
Increase in heart rate
B
Increase in blood pressure
C
Increase in total peripheral resistance
D
Increase in venous capacitance
High-Yield Explanation
Ans. (d) Increase in venous capacitanceRef.: Ganong's physiology, 23rd ed, chapter 17SYMPATHETIC STIMULATIONBeta 1 Receptor -* SA node: increase in heart rate* AV node: increase in conduction velocity* HIS Purkinje system: increase in conduction velocity* Atria: increase in contractility and conduction velocity* Ventricle: increase in contractilityAlpha 1 Receptor -* Increase in total peripheral resistance leads to increase in BP.

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