Reflex Arch Flashcards
(4 cards)
1
Q
Definition
A
Reflex arch is made up of sensory receptors who sense change in the body or encironmont
2
Q
Explain how a reflex action occurs, including the pathway of nerve impulses
A
send electrical message down sensory neurons and to interneurons, then sends response doest go to brain example: kland touches samething hot electical message will be sent then the response will be to pall hand away
3
Q
Components
A
Sensory neurons= carry dectrical signal to internearons Inteer/connector neurons, make decision what to do Motor neurons= carry internenrons response to entectors Effectorse carry out response
4
Q
A
It helps potect us from harmful things e.g moving hand off of hot stove
