Anatomy Senses

Front

What are Meissner's corpuscles?

Back

Meissner's corpuscles are specialized nerve endings located just deep to the epidermis that respond to fine, discriminative touch.

Front

What determines the color of someone's eyes?

Back

The color of someone's eyes is determined by the color of the iris.

Front

What part of the ear is responsible for maintaining equilibrium?

Back

The semicircular canals are responsible for providing equilibrium.

Front

What is the scala vestibuli?

Back

The scala vestibuli is the space in the cochlea that extends from the oval window to the apex of the cochlear spiral.

Front

Where do light rays focus when a person looks at an image?

Back

Light rays focus on the retina when a person looks at an image.

Front

What is the function of the iris in the eye?

Back

The iris controls the size of the pupil and thus the amount of light that enters the eye.

Front

What are the main components of the outer ear?

Back

The main components of the outer ear include the pinna (auricle) and the external auditory canal.

Front

What is the role of the cochlea in hearing?

Back

The cochlea converts sound vibrations into neural signals that are sent to the brain.

Front

What is the function of the optic nerve?

Back

The optic nerve transmits visual information from the retina to the brain.

Front

What are free nerve endings?

Back

Free nerve endings are sensory receptors that respond to pain, temperature, and touch.