Exam 1 Flashcards
0
Q
Anatomical division of nervous system
A
CNS-brain and spinal cord
PNS-12 cranial nerve pairs, 31 spinal nerve pairs, and ganglia
1
Q
Mature nervous tissue has little capacity to store ____ or ____ and it maintains little mitotic capacity.
A
oxygen, sugar(glucose)
2
Q
Functional divisions of the nervous system
A
Somatic and Autonomic
3
Q
Somatic component of N.S.
A
innervates skeletal muscle
involves both CNS and PNS
Ach is the chemical released(cholinergic) -excitatory
4
Q
Autonomic component of the N.S.
A
No conscious control over these structures involves CNS and PNS structures subdivided into (para)sympathetic subdivisions [efferent]
5
Q
What are the efferent parasympathetic fibers?
A
Cranial nerves 3, 7, 9, and 10
Sacral nerves 2,3, and 4
(craniosacral subdivision)
