Biology- nervous coordination

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Parts of central nervous system:
Brian, spinal cord.
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Receptors:
Nucleus, cell membrane, cytoplasm.
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Stimulus response pathway:
Stimulus> receptor> sensory neuron> coordinator> motor neuron> effector> response
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What is a reflex?
Automatic response of nervous system, involuntary.
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What is a synapse?
A gap between neurones where the transmittion of info is chemical, not electrical.
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Examples of reflexes:
Blinking, coughing, sneezing, saliva production.
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What are neurotransmitters?
Chemicals that diffuse across synapse gap.
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Part of brain- What is cerebral cortex?
Concerned with: consciousness, intelligence, memory, language.
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Part of brain- what is cerebellum?
Concerned with coordination.
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Part of brain- what is medulla?
Concerned with: unconscious activities (heart beat, breathing)
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Part of brain- what is hypothalamus?
Regulation of body functions.
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Part of brain- what is pituitary gland?
Produces chemical message (hormones) that control body reactions.
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Other cards in this set

Card 2

Front

Nucleus, cell membrane, cytoplasm.

Back

Receptors:

Card 3

Front

Stimulus> receptor> sensory neuron> coordinator> motor neuron> effector> response

Back

Preview of the back of card 3

Card 4

Front

Automatic response of nervous system, involuntary.

Back

Preview of the back of card 4

Card 5

Front

A gap between neurones where the transmittion of info is chemical, not electrical.

Back

Preview of the back of card 5
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