Chemical substances that affect the functioning of distant body systems and sometimes act as neuromodulators are known as

Question

Quizplus · Accepted Answer

Hormones are chemical substances secreted by endocrine glands that travel through the bloodstream to affect the functions of distant body systems. Hormones can also act as neuromodulators, which modify the activity of neurons and influence brain function. The options A and D are not correct as glands and endocrines do not describe the role or function of the chemical substances in the body. Ventricles are structures in the brain that are not involved in the secretion of hormones or chemical modulation of brain activity.

Chemical Substances That Affect the Functioning of Distant Body Systems