Chapter 22

Question 1

Five types of sensory receptors

Answer 1

chemoreceptors, nociceptors, thermoreceptors, photreceptors, mechanoreceptors

Question 2

Type of receptors that sense chemical concentrations inside and outside body

Answer 2

chemoreceptors

Question 3

Type of receptors that sense tissue damage (pain)

Answer 3

nociceptors

Question 4

Type of receptors that sense internal and external temperatures

Answer 4

thermoreceptors

Question 5

Type of receptors that sense electromagnetic radiation

Answer 5

photoreceptors

Question 6

Type of receptors that sense touch and pressure

Answer 6

mechanoreceptors

Question 7

In sensory perception, the brain receives and interprets information from these

Answer 7

sensory cells

Question 8

White of the eye consisting of dense connective tissue

Answer 8

schlera

Question 9

Transparent layer of cells that allows light penetration into the eye

Answer 9

cornea

Question 10

Layer of pigmented muscles in the eye

Answer 10

iris

Question 11

Hole in the middle of the iris of the eye

Answer 11

pupil

Question 12

This sits behind the pupil and focuses incoming light in the eye

Answer 12

lens

Question 13

Layer of photoreceptors at the back of the eye

Answer 13

retina

Question 14

These photoreceptors in the eye sense light intensity

Answer 14

rods

Question 15

The photoreceptors in the eye sense color

Answer 15

cones

Question 16

Small region of the retina with sharpest color vision

Answer 16

macula

Question 17

Where axons from ganglion cells exit eye and forms optic nerve connecting to brain

Answer 17

optic disc

Question 18

Skin consists of the outer ____ and inner ___

Answer 18

epidermis; dermis

Question 19

Small sense organs just below epidermis that responds to light touch

Answer 19

Meissner’s corpuscles

Question 20

Sense organs lower in the dermis that responds to stronger pressure

Answer 20

Pacinian corpuscles

Question 21

The outer ear

Answer 21

pinna

Question 22

The tympanic membrane is otherwise known as ___

Answer 22

eardrum

Question 23

The air-filled cavity behind the eardrum

Answer 23

middle ear

Question 24

This connects the middle ear to the pharynx

Answer 24

eustachian tube

Question 25

The three auditory ossicles include ___

Answer 25

malleus, incus, stapes

Question 26

The inner ear consists of ___ and ___

Answer 26

cochlea and 3 semicircular canals

Question 27

The cochlea is for ___

Answer 27

hearing

Question 28

The 3 semicircular canals are for ____

Answer 28

balance and equilibrium