the nervous system (1/--) Flashcards
nerve impulses
signals in the brain
neurons
nerve cells
neuroglia
provide protection, support, insulation, and nutrients for neurons
what is the endocrine system?
a secondary regulatory system
what is the function of the endocrine system?
it helps maintain homeostasis via hormones
which nervous system controls the skeletal muscles?
somatic
the autonomic nervous system controls what?
cardiac and smooth muscle, as well as various glands
the __________ nervous system falls into voluntary and involuntary functions
peripheral
the peripheral nervous system has the ____________ and _________ divisions
sensory & motor
which division brings impulses INTO the central nervous system?
afferent
which division delivers impulses FROM the central nervous system to effectors?
efferent
the brain and spinal chord are part of the ___________ nervous system
central
the cranial and spinal nerves are part of the ___________ nervous system
peripheral
a chemical that crosses a synapse between two neurons is a(n) __________.
neurotransmitter
what do receptors detect?
sensory stimuli
