CHAPTER 30 - ANS Concentrate Form

Question 1

functional divisions of the nervous system

• the nervous system is divided into two systems: the _____, and the _____
• both systems include _____ and _____ components
• sensory pathway:
• -in both the ANS and somatic systems, the sensory pathway consists of _____ neuron coursing from the _____ to the _____
• motor pathway-
• -in the somatic system, the motor (_____) pathway consists of _____ neuron coursing from _____ to the _____
• -in the ANS, the motor pathway from the _____ involves _____ neurons
• –a _____ is defined as a collection of neuron cell bodies outside the _____
• -the name of the neuron that has its cell body in the CNS and courses to the _____ is called the _____
• -the neuron that has its cell body in the autonomic ganglion and carries the impulse from that ganglion to the _____ is called the _____

Answer 1

somatic nervous system
autonomic nervous system
central nervous system
peripheral nervous system
1
receptor
CNS
efferent 
1
CNS
effector
CNS
2
ganglion
CNS
autonomic ganglion
pre-ganglionic neuron
effector 
post-ganglionic neuron

Question 2

effectors

• the somatic effectors are _____
• -these are _____ and under _____ control
• the ANS effectors of the body are _____, _____ and _____ (exocrine, endocrine)
• -these are _____ and function without any _____ control

Answer 2

skeletal muscle 
voluntary
conscious 
smooth muscle 
cardiac muscle 
glands
involuntary
conscious

Question 3

the motor (efferent) components of the ANS is divided into 2 separate systems

• _____ nervous system
• -_____ or _____
• -involves spinal segments _____
• -its ganglia are located near the _____
• -_____ and _____ fibers
• -exhibits _____, where stimulation activates many organs at once
• _____ nervous system
• -_____ or _____
• -involves CN _____, _____, _____, _____ and spinal segments _____
• -its ganglia lie near or within the _____
• -_____ and _____ fibers
• -stimulus involves only _____ organ at a time

Answer 3

sympathetic 
fight
flight 
T1-L2
spinal cord
short preganglionic 
long post ganglionic 
unit action
parasympathetic 
rest 
digest
3, 7, 9, 10
S2-4
target organ
long preganglionoic 
short postganglionic 
one