Intro to nervous systemm Flashcards
1
Q
What are the components of the CNS?
A
Brain
Spinal cord
Gray matter
White matter
2
Q
What are the components of PNS?
A
Spinal nerves
Cranial nerves
Sensory ganglia
Autonomic ganglia
Neuronal cell bodies
Neuronal axons
3
Q
What are afferent fibers?
A
Sensory
Towards CNS
4
Q
What are efferent fibers?
A
Motor
Away from CNS
5
Q
What are the divisions of the CNS?
A
Prosencephalon (forebrain)
Mesencephalon (Midbrain)
Rhombencephalon (Hindbrain)
Myelencephalon - medulla
6
Q
What makes up the brainstem?
A
Midbrain, pons, medulla
7
Q
What is the function of somatic fibers?
A
Skeletal muscle
8
Q
What is the function of autonomic fibers?
A
Smooth muscle and immune system
9
Q
What NTs is used in autonomic pathways?
A
Acetylcholine
