Special Senses- chapter 8, clicker questions

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5 taste receptors

-sweet -Sour -Salty -Bitter -Umami

What is the ability of the eye to focus on close objects?

Accomodation

The overlapping of the two visual fields that provides for depth perception (3D vision) results in ____.

Binocular vision

What is the name of the structure that covers the eyelid and the surface of the eye?

Conjunctiva

What is the reflexive movement of both eyes medially to view objects close to us?

Convergence

Which structure is lined with ceruminous glands?

External Acoustic meatus (auditory canal)

What are the three cranial nerves that carry taste sensations to the brain?

Facial, glossopharyngeal, and vagus

What specific receptor cells respond to chemicals dissolved in saliva?

Gustatory cells

The vibration of sound waves causes the tympanic membrane, or eardrum, to move against an ossicle known as ______.

Hammer (malleus)

The fibrous covering of the eye consists of the white outlayer, known as the ______, and a transparent portion known as the ______.

Sclera; cornea

Dynamic equilibrium receptors that detect information about angular or rotational movements of the head are housed in the ______.

Semicircular canals

What sensation is related to sitting motionless at a desk while studying you anatomy material?

Static equilibrium

What membranes divides outer ear from middle ear?

Tympanic membrane

The gel-like substance housed in the posterior segment of the eye is the _____.

Vitreous Humor

What region of the retina lacks photoreceptor cells?

blind spot

What type of chemoreceptor is responsible for our sense of smell?

Olfactory Receptor

What hearing disorder arises when there is damage or degeneration of receptor cells in the spiral organ of Corti, cochlear nerve, or neurons in the auditory cortex of the brain?

Sensorineural deafness

The biconvex structure that focuses light on the retina is the ______.

lens

Which gland is located above the lateral end of each eye and releases tears?

Lacrimal

Tiny stones made of calcium salts that roll in response to changes in gravitational pull are called _____.

Otoliths

The small, peg like projections of the tongues surface

Papillae

Which layer of the eye contains photoreceptors known as rods and cones?

Retina


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