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Human Co-ordination > Reflex Actions > Flashcards

Reflex Actions Flashcards

1
Q

3 examples of reflex actions

A

Knee-jerk response
Sneezing
Blinking

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2
Q

What are the components of a reflex arc

A

Stimulus
Receptor
Coordinators (sensory, relay and motor neurones)
Effector
Response

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3
Q

In what order does the reflex arc work

A
  1. The stimulus is detected by a receptor
  2. The sensory neurone carries there signal, in the form of an electrical impulse, to the CNS
  3. The relay neurone carries the signal from from the sensory to motor neurone
  4. The motor neurone carries the electrical impulse from the CNS to the effector
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4
Q

KEY components of the reflex arc are

A

Receptor
Co-ordinators
Response
Stimulus
Effector

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Human Co-ordination (6 decks)

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