Anatomy of the Nervous System PRETEST

Front

What is the layer of the eye that contains the iris and pupil?

Back

Choroid

Front

What is the pathway for preprogrammed reflex responses called?

Back

Reflex Arc

Front

Which part of the ear converts sound vibrations into nerve impulses?

Back

Cochlea

Front

What type of receptors react to chemical stimuli?

Back

Chemoreceptors

Front

Which neurons carry impulses to effectors in reflex actions?

Back

Motor Neurons

Front

What is the outermost layer of the eye called?

Back

Sclera

Front

What is the function of the retina in the eye?

Back

To convert light into neural signals.

Front

What is the role of sensory neurons?

Back

To carry impulses from sensory receptors to the central nervous system.

Front

What is the function of interneurons?

Back

To connect sensory and motor neurons within the central nervous system.

Front

What do mechanoreceptors respond to?

Back

Mechanical pressure or distortion.