Question

4. The message that travels along a nerve in the form of a wave of chemical disturbance is called
a. spinal
d. pelvic
C. vagus
E. Fin
3. These nerves emerge from the brain and reach organs in the head region.
b/ cranial
de
1.
d. impulse.
c. sensation.
2. CE
F. A
d. synaptic button.
1.
2.
d. none of these
3
d. nerve cells.
c. medulla.
d. silver matter
a. stimulus.
b. response.
5. Junction of the two neurons is called
a. joint.
c. association neuron.
b. synapse.
6. The human brain is enveloped by three membranes called
a. impulses.
b. meninges.
c. synapses.
7. Breathing and heartbeat are controlled by the
a. cerebellum.
b. cerebrum.
8. The central canal of the spinal cord is surrounded by an H-shaped area called
a. grey matter.
b. white matter.
c. black matter
9. Reflex actions are the actions controlled by
a. brain.
b. spinal cord.
c. both brain and spinal cord.
d. neither brain nor spinal cord.
10. The peripheral nervous system transmits messages to and from the sense organs and is
responsible for
a. involuntary actions.
b. reflex actions.
c. autonomic actions.
d. voluntary actions.​

Answer 1

Answer:

this question answer is that