What differentiates an autonomic reflex from a somatic reflex?

1. an integration center

2. presence of a sensory receptor

3. a single sensory neuron in the sensory pathway

4. a two-neuron motor pathway

Answer is D. a two-neuron motor pathway.

Explanation:

The reflex that involves the sensory neurons connecting sensory receptors to the CNS and motor neurons that connect to the skeletal muscle is known as somatic reflex, while the autonomic reflex is the reflex involving the visceral effector, e. g cardiac muscle.