11.
What is a neuromuscular junction?
Compare the neuromuscular junction to a synapse.
12. The major divisions of the human nervous system are the _____________
nervous system (
), the
nervous system (
), and the
nervous system (
). The CNS is made up of the
and
the
.
13.
The three major subdivisions of the human brain are the
,
the
, and the
.
What is the brainstem?
14. The cerebellum is a spherical mass of nervous tissue attached to and
covering the
. Its three major parts are the
and right
and left
hemispheres. In addition, the cerebellum has three pairs of
stem-like connecting parts called
. The outer cortex is composed of
matter, which is the
s of neurons. More central is the
matter, which is the myelinated processes of
.
The cerebellum is the primary
/
of motor actions of the body.
15. The cerebrum consists of two very much enlarged
s
connected to each other by a special structure called the c
c
.
Each cerebral hemisphere is connected to the brainstem by a c
p
.
The surface of each cerebral hemisphere is subdivided into areas known as l
.
The names of the four lobes are f
,p
,o
, and t
.
16.
The space separating the two cerebral hemispheres is called the longitudinal
. The shallow grooves in the surface of the cerebrum are called
.
The ridges outlined by the grooves are called
.
17. The gray outer layer of each hemisphere is the
.
Deeper within the cerebral hemispheres, the tissue is colored
. The "gray
matter" represents the
s of the neurons. The "white matter" represents
the
.
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