Unit 10 Special Senses

Which of the following is not a special sense?

• Balance

• Hearing

• Sight

• Itching

Tags

NCHSE

Which sensory receptor senses chemical changes?

• Chemoreceptors

• Thermoreceptors

• Mechanoreceptors

• Photoreceptors

Tags

NCHSE

What is the function of the lacrimal glands?

• Produce saliva

• Produce mucus

• Produce tears

• Produce sweat

Tags

NCHSE

Which layer of the eye is responsible for transmitting light impulses to the optic nerve?

• Sclera

• Cornea

• Retina

• Iris

Tags

NCHSE

What is the function of the iris?

• Regulates the size of the pupil

• Regulates the amount of light entering the eye

• Regulates the amount of tears produced

• Regulates the shape of the lens

Tags

NCHSE

Which photoreceptor nerve is sensitive to color?

• Cones

• Rods

• Lens

• Iris

Tags

NCHSE

What is the function of the lens in the eye?

• Regulates the size of the pupil

• Produces tears to moisten the eye

• Bends or refracts light rays onto the retina

• Transmits light impulses to the optic nerve

Tags

NCHSE

What is the purpose of the aqueous humor in the eye?

• Maintains the shape of the eye

• Fills the area behind the lens

• Refracts light rays

• Helps maintain curvature

Tags

NCHSE

What is the main function of the cochlea in the ear?

• Detects flavors of foods

• Transmits sound waves to the auditory nerve

• Detects smells

• Maintains balance and equilibrium

Tags

NCHSE

Which sense is more sensitive, taste or smell?

• Smell

• Taste

• Neither is sensitive

• Both are equally sensitive

Tags

NCHSE