Chapter 12 Test Review

Question 0

Sour is best tasted in which portion of tongue

Answer 0

Sides

Question 1

Name the largest papillae of tongue

Answer 1

Cirrcum vallate

Question 2

What type of sensory organs are the gustatory organs

Answer 2

taste

Question 3

what type of stimulus is required for olfactory reception to occur

Answer 3

a few molecules

Question 4

Name the five primary taste sensations

Answer 4

sour, sweet, salty bitter, umami

Question 5

What is lacking in the blind spot so that it has no vision capability

Answer 5

rods and cones

Question 6

Name structures that protect the eye

Answer 6

eyebrows, eyelashes, eyelids

Question 7

What is the term we use to describe the closet distance at which sharp focus is attained by the eyes

Answer 7

near point

Question 8

The thin transparent mucous membrane covering the anterior of the eye and lining the eyelids

Answer 8

conjunctiva

Question 9

The ability of the eyes to focus together so that we see only one image and have depth perception

Answer 9

binocular vision

Question 10

A touch receptor is an example of this type of receptor

Answer 10

mechanoreceptor

Question 11

The process that adjusts the lens for near vision

Answer 11

accommodation

Question 12

Light energy initiates nerve impulses in what structure

Answer 12

retina

Question 13

A sex linked trait; lacking cones

Answer 13

color blindness

Question 14

In what area of the eye are cones are most densely concentrated

Answer 14

central fovea

Question 15

The colored part of the eye

Answer 15

Iris

Question 16

A kind of pain often experienced by people suffering a heart attack

Answer 16

referred

Question 17

What receptors work to allow color vision

Answer 17

the three kinds of cones

Question 18

What is the term we use to describe bringing each eye to focus at the same point

Answer 18

convergence

Question 19

The bending of light rays as they pass from the air through the cornea and lens

Answer 19

refraction

Question 20

List the accessory structure of the eye

Answer 20

eyebrows,eyelash lacrimal apporatus

Question 21

Where does most of our refraction occur

Answer 21

cornea

Question 22

The outermost layer of the retina that contains melanin to absorb light rays

Answer 22

pigment epithelium

Question 23

The structure that provides blood for the eye and absorbs scattered light

Answer 23

choroid

Question 24

In what area do humans have the sharpest vision

Answer 24

central fovea

Question 25

In what process are the maculae and semicircular canals involved

Answer 25

equilibrium

Question 26

The equilibrium apparatus concerned with maintaining posture

Answer 26

maculae (of the vestibule)

Question 27

The structures for dynamic (motion) equilibrium

Answer 27

semicircular canals

Question 28

What makes up the bony labyrinth

Answer 28

semicircular canals, vestibule, cochlea

Question 29

The ear structure that converts sound waves into vibrations

Answer 29

tympanic membrane

Question 30

A balance disorder which causes a person to feel that they are going around in space and are extremely dizzy

Answer 30

vertigo

Question 31

A disorder caused by fusion of the bones of the middle ear

Answer 31

conduction deafness

Question 32

A constant ringing in the ears

Answer 32

tinnitis

Question 33

The structure that helps equalize air pressure on the tympanic membrane

Answer 33

eustachian tube

Question 34

A disorder caused by nonfunctional organs or Corti within the cochlea

Answer 34

sensprineural deafness

Question 35

What is created when hair cells come in contact with the tectorial membrane

Answer 35

an impulse

Question 36

What is the purpose of static equilibrium

Answer 36

balance

Question 37

Sound waves directly cause what structure to vibrate

Answer 37

tympanic membrane

Question 38

Nociceptors are receptors of ______

Answer 38

pain

Question 39

Block the formation of chemicals that stiumulate the nociceptor

Answer 39

analgesics

Question 40

Responsible for vision bringing in light

Answer 40

cones

Question 41

Responsible for vision in dim light

Answer 41

rods

Question 42

Changes the shape of the lens

Answer 42

ciliary muscle

Question 43

Controls light entry into eyes

Answer 43

iris

Question 44

Focus light onto the retina

Answer 44

lens

Question 45

Central area of retina

Answer 45

macula lutea

Question 46

Nearsightedness

Answer 46

myopia

Question 47

Fairsightedness

Answer 47

hyperopia

Question 48

Focusing of light rays behind the retina

Answer 48

hyperopia

Question 49

Corrected by convex corrective lens

Answer 49

hyperopia

Question 50

Fluid in the anterior cavity of the eye

Answer 50

aqueos humor

Question 51

Excess fluid pressure in the eye

Answer 51

glaucoma

Question 52

Clouding of the lens and or cornea

Answer 52

cataract

Question 53

Lens that has lost its elasticity with age

Answer 53

presbyopia

Question 54

Fluid in the posterior cavity of the eye

Answer 54

vitreous humor

Question 55

Normal vision

Answer 55

emmetropia

Question 56

Irregular curvature of the lens or cornea

Answer 56

astigmatism

Question 57

How many molecules of a substance need to be present in air to be smelled

Answer 57

only a few

Question 58

How are taste and smell related

Answer 58

much of what we perceive as taste is smell

Question 59

These papillae cover most of the surface of the tongue and rarely contain taste buds

Answer 59

filiform

Question 60

The lateral edges of the tongue are more sensitive to what substances

Answer 60

sour

Question 61

What substances maintains the pressure in the eye

Answer 61

aqueous humor

Question 62

Where does the aqueous humor drain

Answer 62

into the blood

Question 63

The structure commonly known as the "white" of the eye

Answer 63

sclera

Question 64

What is the shape of the lens when you view distant objects

Answer 64

flat

Question 65

Which type of equilibrium refers to the maintenance of body position (as in posture)

Answer 65

static

Question 66

The nerve that carries impulses from our eyes to the occipital lobe of the brain

Answer 66

optic