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Summary Human Anatomy & Physiology ISBN 978-0134580999- autonomic nervous system, parasympathetic and sympathetic nervous systems, CNS, neurotransmitters, and adrenergic/cholinergic receptorsR137,94
Summary Human Anatomy & Physiology ISBN 978-0134580999- autonomic nervous system, parasympathetic and sympathetic nervous systems, CNS, neurotransmitters, and adrenergic/cholinergic receptors
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Course
RES4812
Institution
Algonquin College
Book
Human Anatomy
of the Autonomic Nervous System and its division into PNS and CNS and their role.
Test Bank for Human Anatomy and Physiology 11th Edition Elaine N. Marieb, Katja Hoehn, ISBN-10: 0134756363, ISBN-13: 9780134756363 || 2024|2025
Need help with the action potential mechanism click here for handwritten notes and visual diagrams!! Human Anatomy & Physiology ISBN 978-0134580999
Test Bank for Human Anatomy & Physiology 11th Edition by Elaine N. Marieb and Katja Hoehn (All Chapters 1-29)
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Written for
Algonquin College
Respiratory Therapy
RES4812
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Content preview
ANS
Lecture
&
Questions
and answers !
, The Nerrous System is divided into two :
CNS and PNS
1
afferent motor efferent division
Sensory
b skeletal muscles Division
somaticAutonomic
Somatic Nervous System (SNS) : Parasympathetic sempathetic
① control Responsible
: for voluntary control of skeletal muscles.
② Neural pathways Involves : a
single motor neuron that extends from the
CNS to the skeletal muscle it innervates (Somatic motor
Pathway)
.
·
smooth
and
Cardiac
-
Autonomic Nervous System
① control : Controls
involuntary functions of internal organs, glands,
and smooth muscles
s Cheart rate , digestion respiratory rate Pupillary response)
, ,
② Divisions : The ANS further
in to 2 more branches :
I
maintance excited
Parasympathetic Sympathetic
·
Rest and digest: Relaxed state, fight
· or
flight : often is
Promote digestion energy conservation ,
,
associated with
preparing the body
for action in response to stress or
danger
.
- Neural Pathway , involves
2 neurons in its motor
Pathway .
-
Neural
Pathway : it involves
1st neuron from the brainster, neurons in the motor
The first
Pathway ↑
2nd neuron synapses near or neuron originates in the
I
within the
target organ Spiner( cord and synapse with
Second neuron is the ganglion
outside the spinal cord .
A
All viceral organs are served by both divisions , but the cause
.
opposite (Dual innervention) !
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