______________ is a communication system composed of glands located throughout the body that secrete hormones into the blood stream.

Related MCQs

• Endocrine glands are called ductless glands because they secrete their hormones:
• The ______________ system is made up of glands located throughout the body and uses chemical messengers called hormones to transmit information from one part of the body to another.
• The _________________ secretes hormones that affect the functioning of other glands as well as hormones that act directly on physical processes.
• _________________ carries sensory information via afferent nerve fibers from receptors throughout the body to the brain and conducts information via efferent nerve fibers from the brain to muscles and glands.
• ____ in the spinal cord that carry information from the brain to muscles and glands throughout the body.
• The hormones released by the anterior pituitary are usually stimulating hormones but one of them acts directly on target cells:
• _______________ is the primary internal communication network of the body; divided into the central nervous system and the peripheral nervous system.
• Most of the hormones that circulate around the body are controlled in one way or another by ----------
• ________________ are the chemical messengers that are secreted into the bloodstream by endocrine glands.
• The process of maintaining the biochemical balance or equilibrium throughout human body is referred as: