Which is true of free nerve endings?

A) They are classified as proprioceptors.
B) They respond to stretch.
C) They respond to pain and temperature.
D) They lie deepest in the dermis.

Free Nerve Endings

These are unspecialized afferent nerve fibers ending within the epidermis, responsible for sensing pain, temperature, and touch.

Proprioceptors

Sensory receptors located in the muscles, tendons, and joint capsules that help to provide a sense of body position and movement.

Dermis

The layer of skin situated beneath the epidermis, containing nerve endings, sweat glands, and blood vessels.