Sight
Hearing
Smell
Taste
Touch
100

The nerve that carries signals from the eye to the brain.

What is the optic nerve?

100

The three regions of the ear.

What are the inner ear, middle ear, and outer ear?

100

This exits the body either through the nose or down the throat.

What is mucous?

100
The receptors on the tongue that allow for the processing of taste into nerve impulses.

What are tastebuds?

100

The function of photoreceptors in the skin.

What is the act of detecting damaging levels of UV and increasing melanin production?

200

Widens and closes to adjust amount of light.

What is the pupil?

200

The substance that makes the outer ear appear to be flimsy, bendable.

What is cartilage?

200

The hair lining the inside of the nasal passages.

What are cilia?

200

The other sense that functions hand in hand with taste to identify the flavor of foods.

What is the sense of smell?

200

The typical number of neurons in a somatosensory pathway.

What is the number three?
300

The two types of receptors for the eye.

What are cones and rods?
300

A spiral-shaped structure in the inner ear that allows for the interpretation of sound as nerve impulses.

What is the cochlea?

300

The wall that separates the two nasal passages.

What is the nasal septum?

300

The change in saliva production as one ages.

What is the act of decreasing?

300

The number of different types of mechanoreceptors.

What is the number 4?

400

Is prevalent at night; only allows for people to make out shadows and shapes, but no color.

What are rods?

400

The small, tiny bones that aid in amplifying a sound wave. 

What are the hammer, anvil and stirrup?

400

Receives odor molecules and transmits them as nerve pulses.

What is the olfactory epithelium?

400

What mechanoreceptors are able to map to help determining taste.

What is texture?

400

The two major pathways of which somatosensory information passes along.

What are the lemniscus pathway and the gracilis pathway?

500

Light is projected onto this to be interpreted as nerve impulses.

What is the retina?

500

The vestibular system that controls balance.

What are the semicircular canals?

500

Made up of several layers of epithelial cells on top of connective tissue.

What is a mucous membrane?

500

The number of generic taste categories.

What is the number 5?

500
The pathway in which sensory information deducing "fine touch" travels through.

What is the lemniscus pathway?