Special Senses

Question 1

A transparent, flexible structure in the eye that focuses light onto the retina.

Answer 1

Lens

Question 2

The innermost layer of the eye containing photoreceptor cells (rods and cones) that convert light into nerve signals.

Answer 2

Retina

Question 3

The clear, protective front surface of the eye that helps refract light.

Answer 3

Cornea

Question 4

The black center of the eye that regulates the amount of light entering the eye.

Answer 4

Pupil

Question 5

The tough, white outer layer of the eye that provides structural support.

Answer 5

Sclera

Question 6

The colored part of the eye that controls the size of the pupil and the amount of light entering.

Answer 6

Iris

Question 7

Movable folds of skin that protect and cover the eyes.

Answer 7

Eyelids

Question 8

Includes the ear canal and the visible part of the ear (pinna) that collects sound waves.

Answer 8

External ear

Question 9

Contains the eardrum and the three tiny bones (ossicles) that transmit sound vibrations.

Answer 9

Middle ear

Question 10

Includes the cochlea, semicircular canals, and vestibule, which are responsible for hearing and balance.

Answer 10

Inner ear

Question 11

A spiral-shaped, fluid-filled structure in the inner ear that transforms sound vibrations into electrical signals.

Answer 11

Cochlea

Question 12

The openings in the nose through which air enters.

Answer 12

Nostrils

Question 13

The dividing structure between the two nostrils.

Answer 13

Septum

Question 14

A hollow space within the nose that filters, warms, and humidifies inhaled air.

Answer 14

Nasal cavity

Question 15

Responsible for the sense of smell, detecting odor molecules in the nasal cavity.

Answer 15

Olfactory nerves

Question 16

Air-filled spaces in the skull that help with voice resonance and lightening the skull.

Answer 16

Sinuses

Question 17

Small sensory organs on the tongue and in the mouth that detect taste.

Answer 17

Taste buds

Question 18

The small, mall, fleshy, conical or teardrop-shaped structure at the back of the throat.

Answer 18

Uvula

Question 19

Sensory receptors that detect mechanical pressure or distortion, like touch and pressure.

Answer 19

Mechanoreceptors

Question 20

Sensory receptors that detect temperature changes.

Answer 20

Thermoreceptors

Question 21

Sensory receptors responsible for detecting pain.

Answer 21

Nociceptors

Question 22

Sensory receptors that respond to chemical changes in the environment, like taste and smell.

Answer 22

Chemoreceptors

Question 23

Sensory receptors in the eyes that respond to light, enabling vision.

Answer 23

Photoreceptors