Sensations And Special Senses

Question 0

Integrative

Answer 0

Processes the sensory information and coordinates the appropriate response

Question 1

Sensory

Answer 1

Monitoring the body and external environment for changing coordinations

Question 2

Motor

Answer 2

Stimulates and carries out the response

Question 3

Mechanoreceptors

Answer 3

Respond to movement or mechanical or physical change

Question 4

Thermoreceptors

Answer 4

Respond to temperature

Question 5

Nociceptors

Answer 5

Respond to pain

Question 6

Photoreceptors

Answer 6

Respond to changes in light

Question 7

Chemoreceptors

Answer 7

Respond to chemical changes

Question 8

General senses

Answer 8

General somatic senses
General pathway to brain
Touch and pressure
Temperature
Pain
Body position

Question 9

First order neuron

Answer 9

Connects the receptor to the spinal cord

Question 10

Second order neuron

Answer 10

Conducts the stimulus to the thalamus in the brain

Question 11

Third order neuron

Answer 11

Conducts stimulus from thalamus to cerebral cortex for processing

Question 12

Special senses

Answer 12

Complex organs and structures
Smell
Taste
Sight
Hearing

Question 13

Taste buds

Answer 13

Sweet tip of tongue
Sour sides of the tongue
Bitter back of tongue
Salty front sides of tongue

Question 14

Conjunctiva

Answer 14

Mucous membrane of the eyelid

Question 15

Lysosome

Answer 15

Enzyme that fights against infection in tears

Question 16

Fibrous tunic

Answer 16

Outermost layer

Question 17

Vascular tunic

Answer 17

Middle layer supplies blood to structures of eye

Question 18

Nervous tunic

Answer 18

Innermost layer

Question 19

Sclera

Answer 19

Posterior white portion

Question 20

Cornea

Answer 20

The anterior transparent portion bulges outward slightly

Question 21

Choroid

Answer 21

Posterior thin dark brown membrane that lines surface of sclera

Question 22

Ciliary body

Answer 22

Thick smooth muscle attaches to lens and influences the shape and thickness

Question 23

Iris

Answer 23

Colored portion

Question 24

Lens

Answer 24

Focuses and directs light entering the eye

Question 25

Retina

Answer 25

Thin layer forms the lining of eyeball contains rods and cones

Question 26

Optic nerve

Answer 26

Transmits images to occipital love for brain to interpret

Question 27

Rods

Answer 27

Elongated cylindrical very sensitive to brightness conditions night vision

Question 28

Cones

Answer 28

Dendrites with tapered ends determines sharpness of vision

Question 29

Optic disc

Answer 29

Blind spot where optic nerve exits retina

Question 30

Fovea centralis

Answer 30

Area of retina containing cone cells

Question 31

Anterior chamber

Answer 31

Between cornea and iris

Question 32

Posterior chamber

Answer 32

Between iris and lens

Question 33

Posterior cavity

Answer 33

Space behind lens

Question 34

Aqueous humor

Answer 34

Fluid in from of lens

Question 35

Vitreous humor

Answer 35

Fluid behind the lens

Question 36

Astigmatism

Answer 36

Unequal curvature of the cornea

Question 37

Strabismus

Answer 37

Cross eyed condition

Question 38

Outer ear

Answer 38

Direct sound waves toward eardrum

Question 39

Auricle

Answer 39

Outer appendage

Question 40

Auditory canal

Answer 40

A tube that extends into temporal bone

Question 41

Middle ear

Answer 41

Filled with space

Question 42

Tympanic cavity

Answer 42

Houses the auditory ossicles

Question 43

Smallest bones in body

Answer 43

Malleus hammer Incus anvil Stapes stirrup

Question 44

Auditory tube

Answer 44

A tube from middle ear to pharynx

Question 45

Tympanic membrane or eardrum

Answer 45

Thin barrier separating outer and middle ear

Question 46

Semicircular canals

Answer 46

Three loops that lie at angle

Question 47

Vestibule

Answer 47

Chamber between cochlea and semicircular canals

Question 48

Cochlea

Answer 48

Shape resembles a snail shell

Question 49

Bony labyrinth

Answer 49

Canals within temporal bone

Question 50

Membranous labyrinth

Answer 50

Serious of sacs and tubes

Question 51

Static equilibrium

Answer 51

Sensation of body position

Question 52

Anosmia

Answer 52

Inability to smell

Question 53

Myopia

Answer 53

Nearsightedness

Question 54

Presbyopia

Answer 54

A defect in vision age

Question 55

Hyperopia

Answer 55

Farsightedness

Question 56

Cataracts

Answer 56

Blurry or cloudy lens

Question 57

Glaucoma

Answer 57

Pressure in eye which less to blindness

Question 58

Macular degeneration

Answer 58

Tearing away of retina from back of eye

Question 59

Vertigo

Answer 59

Condition of dizziness

Question 60

Tinnitis

Answer 60

Tinkling sounds in ear

Question 61

Aphasia

Answer 61

Inability to speak

Question 62

Actaphasia

Answer 62

Inability to express thoughts in a manner

Question 63

Achromaropsia

Answer 63

Total color blindness

Question 64

Dementia

Answer 64

Mental deterioration