Question

The arm shown in fig5.1 moves in response to detection of heat explain how the parts of the reflex arc in fig 5.1 bring about this response​

Answer 1

Answer:

Sensory neuron sends electrical impulses to a relay neuron, which is located in the spinal cord of the CNS. Relay neurons connect sensory neurons to motor neurons. Motor neuron sends electrical impulses to an effector. Effector produces a response (muscle contracts to move hand away).

Explanation:

mark me as the brainliest