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The nervous system
n/a
20
Psychology
Undergraduate 1
10/01/2009

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Cards

Term
Activities of sensing,processing, and responding are coordinated and controlled by ...
Definition
The nervous system
Term
The Nervous system had how many divisions?
Definition
Two
Term
What are the two divisions of the nervous system called?
Definition
Central Nervous system and Peripheral Nervous system
Term
This part of the nervous system consists of the brain and and spinal cord
Definition
central nervous system
Term
What does the peripheral nervous system do?
Definition
Connects the outer portions of the body with the central nervous system
Term
What are the two major divisions of the peripheral nervous system?
Definition
somatic nervous system and the autonomic nervous system
Term
What does the somatic nervous system do?
Definition
Makes contact with the environment
Term
What are the nerves that carry information from receptors to the brain and spinal cord?
Definition
Afferent (sensory) Nerves
Term
What are the nerves that carry information from the brain and spinal cord to the muscles?
Definition
Efferent (motor) Nerves
Term
Which nervous system is involved in sensing and responding?
Definition
Somatic Nervous system
Term
Which nervous system affects our organs and glands?
Definition
Autonomic Nervous system
Term
Are we aware when our autonomic nervous system kicks in?
Definition
No, we do it without thinking
Term
What is the normal or balanced state of functioning in your body?
Definition
homeostatis
Term
Are we aware when our somatic nervous system kicks in?
Definition
Yes, it is voluntary
Term
What are the two main components of the autonomic nervous system?
Definition
The sympathetic nervous sytem and the parasympathetic nervous sytem
Term
Which branch of the autonomic nervous system mobilizes the body in times of danger?
Definition
Sympathetic nervous system
Term
What happens to your body when the sympathetic nervous system kicks in?
Definition
Pupils dilate, mouth becomes dry, you sweat, Breath heavier, Heart accelerates, Digestion is slowed
Term
What happens to your body when the parasympathetic branch kicks in?
Definition
Pupils contract, Salivation increases, Skin dries, Breathe normal, Heart rate slows down, Increases digestion
Term
Which branch ofthe peripheral nervous system returns your body to a calmer state?
Definition
Parasympathetic Nervous system
Term
Which branch of the peripheral nervous system deals with "Fight or Flight"?
Definition
Sympathetic
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