Question

48. What is meant by a reflex arc in the nervous system?
(a) An inherited behaviour pattern, that functions
through a certain neural pathway.
(b) A functional unit consisting of a receptor, neural
pathway and an effector.
(c) Peripheral nerves, spinal cords and brain.
(d) A homeostatic system of sensory nerves, synapses and
motor nerves.​

Answer 1

Explanation:

The reflex arc is a special type of neural circuit that begins with a sensory neuron at a receptor (e.g., a pain receptor in the fingertip) and ends with a motor neuron at an effector (e.g., a skeletal muscle).

Answer 2

Answer:The reflex arc is a special type of neural circuit that begins with a sensory neuron at a receptor (e.g., a pain receptor in the fingertip) and ends with a motor neuron at an effector (e.g., a skeletal muscle).

Explanation: