Sense Organs

Question 1

What are the 5 general senses

Answer 1

-visceral sensation
-touch
-temperature
-pain
-proprioception

Question 2

What are the 5 special senses

Answer 2

Taste
Smell
Hearing
Equilibrium
Vision

Question 3

What is sensed? What type of stimulus?
Visceral sensations

Answer 3

Fullness, hunger, thirst

Chemical, mechanical

Question 4

What is sensed? What type of stimulus?
Touch

Answer 4

Touch and pressure

Mechanical

Question 5

What is sensed? What type of stimulus?
Temperature

Answer 5

Heat and cold

Thermal

Question 6

What is sensed? What type of stimulus?
Pain

Answer 6

Intense stimuli

Mechanical, chemical, or thermal

Question 7

What is sensed? What type of stimulus?
Proprioception

Answer 7

Body position and movement

Mechanical

Question 8

What is sensed? What type of stimulus?
Taste

Answer 8

Taste
Chemical

Question 9

What is sensed? What type of stimulus?
Smell

Answer 9

Odor
Chemical

Question 10

What is sensed? What type of stimulus?
Hearing

Answer 10

Sounds
Mechanical

Question 11

What is sensed? What type of stimulus?
Equilibrium

Answer 11

Balance and head position

Mechanical

Question 12

What is sensed? What type of stimulus?
Vision

Answer 12

Light
Electromagnetic

Question 13

Central temperature receptors keep track of the core temperature and are located

Answer 13

In the hypothalamus

Question 14

Pain receptors =

Answer 14

Nociceptors

Question 15

The first step of nociception, conversion of stimulus into nerve impulse

Answer 15

Transduction

Question 16

The second step of nociception, nerve impulses move up the sensory nerve fibers to the spinal cord

Answer 16

Transmission

Question 17

Third step of nociception, changing of the sensory nerve impulses which can influence the information the brain receives, where that is to amplify or suppress an impulse

Answer 17

Modulation

Question 18

The last step of nociception, happens in the brain when it is conscious of the impulse

Answer 18

Perception

Question 19

The sense of body position and movement

Answer 19

Proprioception

Question 20

Sense of taste =

Answer 20

Gustatory sense

Question 21

Sense of smell =

Answer 21

Olfactory

Question 22

Part of the ear that acts as a funnel to collect sound wave vibrations and direct the to the eardrum

Answer 22

External ear

Question 23

Most of the ear structures are housed within the __ bones of the skull

Answer 23

Temporal

Question 24

Part of the ear that amplifies and transmits the vibrations

Answer 24

Middle ear

Question 25

Part of the ear that contains the senseory receptors that convert mechanical vibrations to nerve impulses

Answer 25

Inner ear

Question 26

Where is the pinna located ?

Answer 26

Out part of the ear

Question 27

Soft membrane lined tube that is L shaped and Carries sounds waves to the tympanic membrane (eardrum)

Answer 27

External auditory canal

Question 28

Eardrum =

Answer 28

Tympanic membrane

Question 29

Receptors for hearing are located in the ___. Is snail shaped

Answer 29

Cochlea

Question 30

The outmost bone of the ear that is attached to the tympanic membrane

Answer 30

Malleus

Question 31

The middle bone of the ear that forms a synovial joint with malleus

Answer 31

Incus

Question 32

Medial most bone of the ear

Answer 32

Stapes

Question 33

CLINICAL APPLICATION When an animal shakes it’s head vigorously what can can happen to the pinna of the ear

Answer 33

An ear hematoma

Question 34

The structure that lines the back of the eyeball

Answer 34

Retina

Question 35

What is the role of the fibrous layer of the eye

Answer 35

Admits light and gives strength and shape

Question 36

What is the role of the vascular layer of the eye

Answer 36

Responsible for pigment

Question 37

What is the Role of the inner nervous layer of the eye

Answer 37

Consists of the retina, it is an image sensor in the camera of the eye. (Contains sensory receptors such as rods and cones)

Question 38

A brightly colored mirror, responsible for the bright light that seems to shine from an animals eyes in the dark (aids in low light vision for animals)

Answer 38

Tapetum lucidum

Question 39

The transparent window that admits light into the interior of the eye.

Answer 39

Cornea

Question 40

The opening at the center of the eye

Answer 40

Pupil

Question 41

The colored part of the eye

Answer 41

Iris

Question 42

Cones are responsible for what

Answer 42

Color

Question 43

Rods are responsible for

Answer 43

Shades of gray and course images

Question 44

CLINICAL APPLICATION An abnormal condition of the eye where the lens becomes opaque is called what

Answer 44

Cataracts

Question 45

CLINICAL APPLICATION a group of diseases characterized by increased intraocular pressure that causes pain and can lead to blindness.

Answer 45

Glaucoma

Question 46

A thin transparent me membrane that covers the front portion of the eyes

Answer 46

Bulbar Conjunctiva

Question 47

A thin transparent membrane that lines the interior portion of the eyelids

Answer 47

Palpebral conjunctiva

Question 48

Along the margin of each eyelid are tiny openings that produce a waxy substance that helps prevent tears from overflowing onto the face called

Answer 48

Tarsal glands or meibomian glands

Question 49

Includes structures that produce and secrete tears and the structures that drain them away from the surface of the eye.

Answer 49

Lacrimal apparatus

Question 50

The receptor organ for hearing is

Answer 50

The organ of corti

Question 51

What part of tears come from lacrimal glands and where are they located

Question 52

The blind spot of the eye

Answer 52

Optic disc

Question 53

The outer fibrous layer of the eye

Answer 53

Scelera