Sensory Receptors and Human Senses Quiz

What type of receptors respond to factors such as pressure, stretch, and vibration that change the position of a receptor?

• Nociceptors

• Thermoreceptors

• Mechanoreceptors

• Chemoreceptors

Which type of receptors are activated by a change in temperature?

• Mechanoreceptors

• Chemoreceptors

• Thermoreceptors

• Nociceptors

What is the function of the semicircular canals in the inner ear?

• Vision

• Taste

• Hearing

• Balance

Which part of the eye is responsible for enhancing facial expressions and aiding in nonverbal communication?

• Eyelids

• Eyebrow

• Conjunctiva

• Lacrimal gland

What is the function of the lacrimal gland in the eye?

• Enhances facial expressions

• Secretes tears to clean and moisten the eye's surface

• Protects the eye from foreign bodies

• Delivers oxygen and nutrients to the conjunctiva

Which layer of the eye contains light-sensitive cells called rods and cones?

• Sclera

• Choroid

• Retina

• Cornea

What is the function of the vitreous humor in the eye?

• Controls the amount of light entering the eye

• Keeps the eyeball from collapsing

• Supplies oxygen and nutrients to the retina and sclera

• Screens out peripheral light rays

What muscle inside the iris is responsible for constricting the pupil to admit less light?

• Pupillary dilator

• Intrinsic eye muscles

• Pupillary constrictor muscle

• Sympathetic nervous system

Which type of receptors respond to light and are found only in the eyes?

• Photoreceptors

• Thermoreceptors

• Mechanoreceptors

• Chemoreceptors

What is the function of the tympanic membrane (eardrum) in the middle ear?

• Maintain equilibrium and balance

• Vibrate freely in response to sound waves

• Separate the outer from the middle ear

• Connect the eardrum to the inner ear