B6 keywords

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  • Created by: KK09
  • Created on: 22-03-15 21:47
Response
action caused by stimulus
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Stimulus
a change in the environment
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Simple reflex
automatic response to a stimulus by an organism
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Involuntary
automatic response by body without conscious thought
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Pupil reflex
reflex which prevents bright light damaging the eye- muscles in iris contract depending on light levels
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Newborn reflexes
Reflexes to stimuli which occur in newborn babies
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Nervous system
Tissues and organs that control the body's response to stimulus. In a mammal it is made up of the central nervous system and the peripheral nervous system
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Nerve impulses
Electrical impulses carried by neurons
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Reflex arc
A neuron pathway that brings about a reflex response. A reflex arc involves a receptor, sensory neuron, CNS or relay neuron, motor neuron and effector
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Receptor
Detects stimuli
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Sensory Neuron
A neuron that carries nerve impulses from a receptor to the spinal cord or brain
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CNS
Brain and spinal cord
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Motor neuron
A neuron that carries nerve impulses from the brain or spinal cord to effectors
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Other cards in this set

Card 2

Front

a change in the environment

Back

Stimulus

Card 3

Front

automatic response to a stimulus by an organism

Back

Preview of the back of card 3

Card 4

Front

automatic response by body without conscious thought

Back

Preview of the back of card 4

Card 5

Front

reflex which prevents bright light damaging the eye- muscles in iris contract depending on light levels

Back

Preview of the back of card 5
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