Introduction to Health Science
UNIT 4- REGULATORY SYSTEMS
Nervous System
Lecture Notes
THE BASIC FUNCTIONS OF THE NERVOUS SYSTEM
1. __________________
 The ____________________________________and send a message in the
__________________ to the __________________.
 __________________=__________________
 __________________
 __________________
 __________________
 __________________
 __________________
2. __________________
– __________________
• ______________________________________________________
• Determines ____________________________________
3. __________________
– The ability of the brain to send ____________________________________
• Muscles and glands which causes __________________or
____________________________________
4. ____________________________________
 __________________
 __________________
 __________________to the rest of the body
 It is the ____________________________________
BASIC STRUCTURES OF THE NERVOUS SYSTEM
• Central Nervous System
– ____________________________________
•
Peripheral Nervous System
– __________________
•
Autonomic Nervous System
– ______________________________________________________
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BASIC STRUCTURES AND FUNCTIONS OF THE CENTRAL NERVOUS SYSTEM
•
The __________________, forms the body’s Central Nervous System or CNS.
•
The brain is composed of __________________:
–
–
–
__________________
__________________
__________________
1. __________________
– __________________ part of the brain
– Two distinct halves called __________________
– ____________________________________
• Increases the __________________found in the brain
– The cerebrum is divided into four lobes
• Frontal Lobe
• Parietal Lobe
• Temporal Lobe
• Occipital Lobe
A. __________________
– __________________
– Interprets the __________________
– Responsible for
• __________________
• __________________, ________, __________and __________________
B. __________________
– Interprets __________________
• __________________
• __________________
• __________________
• __________________
C. __________________
– Interprets the __________________.
D. __________________
– Interprets the senses of __________________
– Contains structures (such as the ________________) which ________________.
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2. __________________
• __________________of the brain
• In fact, cerebellum means the “__________________”
• Located at the __________________below the cerebrum
• Functions
• ____________________________________
• Helps the muscles move __________________
• Also helps with the body’s ability to __________________
3. __________________
• Located __________________
• ______________________________________________________
• Composed of __________________ – the medulla oblongata and the pons
– __________________
– ____________________________________
– Helps to __________________, __________________, ______________,
__________________, __________________ and _____________
– Also relays nerve impulses between the brain and the spinal cord
– __________________
– __________________above the medulla oblongata
– Important to help us regulate the _________________________________
4. __________________
• __________________
– __________________ the brain and the spinal cord
– Protect it by acting as a __________________
• Allows for the ____________________________________between the blood and the
nervous tissue
• Circulates in __________________
– Between the __________________
– ____________________________________
– __________________in the brain (__________________)
5. __________________
• A set of ____________________________________
• __________________ the brain and spinal cord
• Located __________________ and __________________to the brain
• __________________
• __________________
• __________________
• Provide a __________________to the brain and spinal cord
• Cerebrospinal fluid ____________________________________
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Introduction to Health Science
STRUCTURES AND FUNCTIONS OF THE PERIPHERAL SYSTEM
1.
__________________ (__________________)
•
•
•
____________________________________and function for the nervous system
Capable of ____________________________________called __________________
Two main types of nerves:
– Sensory nerves
– Motor nerves
A. __________________
– __________________ changes
– __________________the brain and spinal cord from the sense organs
B. __________________
– Detect __________________
– _________________________________the brain and spinal cord to muscles
2. __________________
• There are __________________parts of a neuron:
– __________________
• __________________, __________________ which
______________________________________________________
– __________________
• Contains __________________and other __________________
– __________________
• ____________________________________
• Responsible for carrying nerve impulses __________________,
__________________ or __________________
DISEASES AND DISORDERS OF THE NERVOUS SYSTEM
1. __________________
•
Infection that causes the _________________________________________________
–
•
•
Most common forms are __________________
Symptoms:
–
__________________
–
__________________
–
__________________
–
__________________
–
__________________
–
__________________
Treatment: ____________________________________
2. __________________
•
Brain disorder involving ____________________________________
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Introduction to Health Science
•
•
•
__________________
•
Episodes of __________________
•
Causes changes in __________________
Symptoms:
•
__________________
•
__________________
•
__________________
Treatment:
•
Varies depending on the cause
•
May be __________________
3. __________________
•
__________________of neural function
•
Caused by __________________to the head
•
•
•
Results in __________________
Symptoms may include
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
•
_______________
Treatment may include
•
__________________
•
__________________
•
__________________
•
__________________
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4. __________________
•
Also known as a CVA or __________________
•
An ____________________________________to any part of the brain
•
Symptoms appear suddenly (________)
•
__________________
•
__________________
•
__________________
•
__________________
•
__________________
•
__________________
•
Get ______________________________________________________
•
__________________and/or __________________may be needed
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