Flexor Muscles
Somatic reflex
Flexor Muscles
An effector is at the end of a reflex arc as it is the muscle or gland that 'does' the reflex. What the effector does is the outcome of the reflex arc.
the pupil gets smaller because there is an abundance of light present.
The quadriceps group of muscles. Rectus Femoris more specifically.
flexor muscle
flexor muscles
The receptor is the retina of the eye; smooth muscle of the iris is the effector. They both change simultaneously because the pupillary light reflex is contralateral.
The effector muscle is the biceps brachii.
Effector
The red light reflex (startle response) is a withdrawal response in the abdominal muscles in which the body curves in on itself in response to distress.
gastrocnemius