The different tracts within indirect motor pathways are grouped according to their primary functions.The medial pathway regulates A)muscle tone and gross movements of the muscles of the head,neck,proximal limb,and trunk. B)and controls precise,discrete movements and tone in flexor muscles of the limbs. C)heartbeat and controls blood pressure. D)respiratory rhythm and CO₂ levels. E)smooth muscle contraction in the viscera.

Question

Quizplus · Accepted Answer

The medial pathway, which includes the vestibulospinal and reticulospinal tracts, is primarily responsible for regulating muscle tone and gross movements of the muscles of the head, neck, proximal limb, and trunk. This pathway helps to maintain posture and balance, and is important for activities such as walking and standing upright.

The Different Tracts Within Indirect Motor Pathways Are Grouped According