Problem I
,Pl
NERVOUS SYSTEM
CNS central nervous system peripheral nervous system
PNS brain and spinal cord connects brain and spinal
cord to the rest of the body
somatic NS
autonomicNS
SOMATIC NS autonomic NS
sympathetic NS voluntary movements unconscious actions
parasympathetic (external world) Sinternal world)
NS
-
sympathetic NS parasympathetic NS
arousing calming
fight or flight
the nerves in afferent nerves carry sensory info from organs to the CNS
the autonomic efferent nerves carry motor info from the CNS to the organs
nervous system
superior
Cabovel
..
Axes of the rustal
CNS
E
ventral
-yBy-
posterior -
(infront off EB
a I
an
(AUda1
ar posterior
(behind)
longitudinal axis of the brain stem and
spinal cord
"
inferior
(below) candal
,Pl CELLS
types cells I .
neuron a nerve cell that communicates signals with other cells
2 .
Glia cells
verti
~
↳ -
is
structu -
-
/
~~ en MOTOR NEURON
1I
W
soma
Ranvier
⑱ - -
↑-
~--
- *
⑪
↑
-W A
motor neuron -
-
M
~
-
inter neuron
⑧ ⑱
⑳SAIEjj
sensory neuron -
-
-
n
-
/ D
R interneuron sin
motor neuron sensory neuron
"middle man
efferent afferent
multipolar neuron more than 2 potrusions from the cell body (most)
Classes Of unipolar neuron one potrusion
neurons -
bipolar neuron two potrusions
, Pl THE BRAIN
pare eng'en dry into
,
.
perception of body
frontal lobe frontal 10 be
motor function
parietal lobe
⑳
cognitive functions
planning +
reasoning
tempora lobe
occipital lobe occipital lobe
primary visual cortex
cerebellum
brain stem
-
Beg
tempora lobe
& ser?
DemlovemMrene
hearing +
language
visual patterns brain stem
memory
major Divisions
of the Brain
Forebrain
sensory info
reasoning
C
·
motor functions
°
°@!.....
·
forebrain
midbrain
⑳
hindbrain
-
agent
a
°@I
Hindbrain
maintain balance
and equilibrium
regulate autonomic
functions
coordinate movement
midbrain
regulate movement
auditory visual information
,Pl
NERVOUS SYSTEM
CNS central nervous system peripheral nervous system
PNS brain and spinal cord connects brain and spinal
cord to the rest of the body
somatic NS
autonomicNS
SOMATIC NS autonomic NS
sympathetic NS voluntary movements unconscious actions
parasympathetic (external world) Sinternal world)
NS
-
sympathetic NS parasympathetic NS
arousing calming
fight or flight
the nerves in afferent nerves carry sensory info from organs to the CNS
the autonomic efferent nerves carry motor info from the CNS to the organs
nervous system
superior
Cabovel
..
Axes of the rustal
CNS
E
ventral
-yBy-
posterior -
(infront off EB
a I
an
(AUda1
ar posterior
(behind)
longitudinal axis of the brain stem and
spinal cord
"
inferior
(below) candal
,Pl CELLS
types cells I .
neuron a nerve cell that communicates signals with other cells
2 .
Glia cells
verti
~
↳ -
is
structu -
-
/
~~ en MOTOR NEURON
1I
W
soma
Ranvier
⑱ - -
↑-
~--
- *
⑪
↑
-W A
motor neuron -
-
M
~
-
inter neuron
⑧ ⑱
⑳SAIEjj
sensory neuron -
-
-
n
-
/ D
R interneuron sin
motor neuron sensory neuron
"middle man
efferent afferent
multipolar neuron more than 2 potrusions from the cell body (most)
Classes Of unipolar neuron one potrusion
neurons -
bipolar neuron two potrusions
, Pl THE BRAIN
pare eng'en dry into
,
.
perception of body
frontal lobe frontal 10 be
motor function
parietal lobe
⑳
cognitive functions
planning +
reasoning
tempora lobe
occipital lobe occipital lobe
primary visual cortex
cerebellum
brain stem
-
Beg
tempora lobe
& ser?
DemlovemMrene
hearing +
language
visual patterns brain stem
memory
major Divisions
of the Brain
Forebrain
sensory info
reasoning
C
·
motor functions
°
°@!.....
·
forebrain
midbrain
⑳
hindbrain
-
agent
a
°@I
Hindbrain
maintain balance
and equilibrium
regulate autonomic
functions
coordinate movement
midbrain
regulate movement
auditory visual information
