Which of the Following Variation(s) Control(s) Blood Flow to the Heart

question 5

Multiple Choice

Which of the following variation(s) control(s) blood flow to the heart?
1) Local metabolic control mechanisms
2) Local myogenic control mechanisms
3) Central neural innervation

• A)1, 2, and 3
• B)2 and 3 only
• C)1 only
• D)1 and 3 only

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Definitions:

Proprioceptor

Sensory receptors found in muscles and tendons that provide information about body position and movement.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brainstem down the back, and is enclosed in and protected by the vertebral column.

Pupillary Reflex

An involuntary reflex adjustment of the pupil size in response to varying light intensities to control the amount of light entering the eye.

Oculomotor

Relating to the third cranial nerve, which controls most of the eye's movements, including constriction of the pupil and maintaining an open eyelid.