What are two main functions of the nervous system?
1) To collect, process and respond to information in the environment. 2) To co-ordinate the working of the different organs and cells in the body.
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What are the two sub-systems the nervous system is divided into?
The central nervous system and the peripheral nervous system.
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What is the CNS made up of?
The brain and the spinal cord.
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What are the two components of the peripheral nervous system?
The autonomic nervous system and the somatic nervous system.
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What is the function of the ANS?
It governs vital functions in the body such as breathing, heart rate, digestion, stress response etc.
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What is the function of the SNS?
It controls muscle movement and receives information from sensory receptors.
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What is the purpose of the endocrine system?
The endocrine system consists of a number of glands that send chemical messages called hormones throughout the bloodstream.
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What is fight or flight
During stress, the endocrine system and sympathetic branch of the ANS work together to produce the fight or flight response (physiological changes such as increased heart rate).
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Other cards in this set
Card 2
Front
What are the two sub-systems the nervous system is divided into?
Back
The central nervous system and the peripheral nervous system.
Card 3
Front
What is the CNS made up of?
Back
Card 4
Front
What are the two components of the peripheral nervous system?
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