Download Nervous system review

Nervous system review
Myelinated nerve fibers appear
A.
B.
C.
D.
E.
Black
Brown
Grey
Transparent
White
Answer: E
Grey matter:
Cortex and
Basal ganglia
White matter:
Tracts
Grey matter:
Horns
White matter:
Tracts
Which of these pairs denote the same
type of neuron?
A.
B.
C.
D.
E.
Afferent: Motor
Afferent: Interneuron
Efferent: Interneuron
Efferent: Motor
Efferent: Sensory
Answer: D
Path of Travel
Sensory  interneurons  motor
(afferent) (association) (efferent)
A subdivision of the nervous system
that regulates the activity of cardiac
muscle, smooth muscle and glands is
the
A.
B.
C.
D.
Autonomic nervous system
Central nervous system
Peripheral nervous system
Somatic nervous system
Answer: A
The chief positive intracellular ion in a
resting neuron is
A.
B.
C.
D.
E.
Ca+2
Cl-1
K+1
Na+1
PO4-3
Answer: C
• Sodium
• Potassium
Polarized
• Negative inside
• Positive outside
A)
B)
C)
D)
E)
astrocyte
ependymal cell
microglial cell
oligodendrocyte
satellite cell
1. Produces myelin for CNS
2. Phagocytic
3. Found in PNS
Answer: D
Answer: C
Answer: E
4. Connects fibers to blood supply Answer: A
A
B
C
D
E
1. Fiber (axon)
Answer: A
2. Epineurium
Answer: D
3. Perineurium
Answer: C
4. Fascicle
Answer: E
5. Endoneurium
Answer: B
A
B
C
D
E
1.Pia mater
Answer: E
2. Dura mater
Answer: C
3. Skull (cranium)
Answer: B
4. Arachnoid mater
Answer: D
A)
B)
C)
D)
E)
ganglion
parasympathetic neuron
postganglionic neuron
preganglionic neuron
sympathetic neuron
1. Cell body in CNS
Answer: D
2. Elicits “fight or flight” response Answer: E
3. Entire cell ouside CNS; communicates with
effector
Answer: C
A)
B)
C)
D)
E)
acetylcholine
dopamine
epinephrine
gama-aminobutyric acid (GABA)
serotonin
1. Connected to addiction
2. Most common autonomic and muscular
3. Controls appetite
4. Most common inhibitory
A) cardiac plexus
B) celiac (solar) plexus
C) pulmonary plexus
D) inferior mesenteric plexus
E) renal plexus
1. Innervates kidneys
Answer: E
2. Controls largest number of organs
Answer: B
3. Controls digestive functions
Answer: D
Autonomic Plexuses
• Tangled networks of axons from sympathetic &
“wind
parasympathetic neurons
knocked
• Cardiac (heart), pulmonary (lungs), celiac or out of
you”
solar (liver, gall bladder, stomach, pancreas,
spleen, kidneys, testes, ovaries), superior
mesenteric (small & large intestines), inferior
mesenteric (large intestine), renal (kidneys &
ureters)