Chemical substances called ____________________ activate or ...

[mikaylakyoung]

Chemical substances called ___________________ _ activate or inhibit nerve impulses.
 Fill in the blank(s) with correct word

Question 2

The (PNS) ___________________ _ ___________________ _ ___________________ _ transmits sensory and motor impulses between the (CNS) ___________________ _ ___________________ _ ___________________ _ and the rest of the body. The ___________________ _ (sensory) nerves carry impulses from the body to the central nervous system. The ___________________ _ (motor) nerves carry impulses from the central nervous system to the muscles. Voluntary muscle control is provided by the (SNS)___________________ _ ___________________ _ ___________________ _. Involuntary muscle control is associated with the (ANS) ___________________ _ ___________________ _ ___________________ _.
 Fill in the blank(s) with correct word

[ciecieme]

Answer to Question 1

neurotransmitters

Answer to Question 2

peripheral nervous system, central nervous system, afferent, efferent, somatic nervous system, autonomic nervous system

[mikaylakyoung]

TYSM

[Bigfoot1984]

Excellent