A And P Ii Chapter 23

Front 1

When an adequate stimulus acts on a receptor, a potential develops in the receptor's membrane. It is called a(n) _____ potential.

Back 1

receptor

Front 2

Sensations produced by the receptors of general sense organs are often called the

Back 2

somatic senses.

Front 3

Which of the following is not a group (classified by location) of receptors?

Back 3

chemoreceptors

Front 4

The activation of which two types of proprioceptors allows us to orient our body in space and provides us with positional information about specific body parts while at rest or during movement?

Back 4

tonic and phasic proprioceptors

Front 5

The web-like arrangements of free nerve endings that surround hair follicles and detect movement are

Back 5

root hair plexuses.

Front 6

The category of receptors that are activated by intense stimuli of any type resulting in tissue damage is

Back 6

nociceptors.

Front 7

Which type of receptor is found only in the eye?

Back 7

photoreceptor

Front 8

The general (somatic) sensory receptors may be classified anatomically as either

Back 8

free nerve endings or encapsulated nerve endings.

Front 9

Which two types of nerve fibers carry pain impulses from nociceptors to the brain?

Back 9

acute and chronic

Front 10

The type of deep or visceral pain that develops more slowly over time travels over

Back 10

fibers and is often described as dull or aching.

Front 11

Free nerve endings called _____ mediate sensations of heat and cold.

Back 11

thermoreceptors

Front 12

The neural pathways in tickle involve both the _____ and _____ before the impulses reach the cerebral cortex.

Back 12

thalamus; hypothalamus

Front 13

Tactile corpuscles are encapsulated tactile end organs, also called

Back 13

Meissner corpuscles.

Front 14

Which two types of stretch receptors are associated with muscles and tendons and are classified as proprioceptors?

Back 14

muscle spindles and Golgi tendon organs

Front 15

What proprioceptor is located at the point of junction between muscle tissue and tendon?

Back 15

Golgi tendon organ

Front 16

Which of the following is not a general sense?

Back 16

Taste

Front 17

Which of the following is not a true statement?

Back 17

Thermoreceptors are activated by pressure

Front 18

Which of the following structures is a disc-shaped nerve ending that is responsible for Discerning light touch?

Back 18

Merkel discs

Front 19

Which of the following is not a proprioceptor?

Back 19

root hair plexus

Front 20

Proprioceptors

Back 20

Function and relation to movement and body position

Front 21

Free nerve endings are the simplest, most common, and most widely distributed sensory receptors

Back 21

True

Front 22

Somatic sense receptors located in muscles and joints are called visceral receptors

Back 22

False

Front 23

Golgi tendon receptors are stimulated by excessive muscle contraction

Back 23

True

Front 24

Exteroceptors are often called cutaneous receptors because of their placement in the skin

Back 24

True

Front 25

The term __________describes the free nerve ending that serve as the primary sensory receptor for pain.

Back 25

nociceptor

Front 26

Take your breath away fast pain is also known as____________ pain

Back 26

somatic

Front 27

Deep pain that develops slowly over time and travels over B fibers is also called ________pain

Back 27

visceral

Front 28

The inability of diabetic to send pain on certain areas of the body surface is known as diabetic_________

Back 28

neuropathy

Front 29

The primary mechanism of ___________appears to be an abnormal amplification of pain information processed in the CNS causing chronic and widespread musculoskeletal pain

Back 29

fibromyalgia

Front 30

____________mediate sensation of heat and cold

Back 30

Thermoreceptor

Front 31

___________tactile sensation mediated by free nerve endings

Back 31

Itch

Front 32

__________Golgi tendon organs

Back 32

Proprioceptors

Front 33

__________tactile stimulation of the skin by someone else

Back 33

Tickle

Front 34

___________mediated by a free nerve ending called a Merkel disc

Back 34

Light touch

Front 35

____________encapsulated tactile end organs

Back 35

Meissner corpuscle

Front 36

___________variant of Meissner corpuscle that acts as a mechanoreceptor

Back 36

Krause end bulbs

Front 37

________________found in the Deep dermis of the skin and responds quickly to sensation of deep pressure

Back 37

Pacini corpuscle

Front 38

___________incapable of feeling painful stimuli

Back 38

Brain

Front 39

____________release occurs during an allergic reaction

Back 39

Histamine

Front 40

General somatic sensory receptors may be classified anatomically as either free nerve endings are

Back 40

encapsulated nerve endings

Front 41

Pain that is perceived as being superficial but is actually caused by an underlying organ is called ___________pain

Back 41

referred

Front 42

visceroreceptors are located in the internal

Back 42

organs

Front 43

Somatic senses enable sensation of

Back 43

touch, temperature, and pain.

Front 44

Intense stimuli of any type, that results in tissue damage will activate

Back 44

nociceptors

Front 45

The receptors responsible for sensing deep pressure and continuous touch are the_________

Back 45

Ruffinis corpuscles

Front 46

___________function and relation to movement and position

Back 46

Proprioceptors

Front 47

_____________are receptors found in most body tissues

Back 47

Free nerve endings

Front 48

As you wear a new engagement ring, you lose the constant feeling of its presence on your hand this is

Back 48

adaptation

Front 49

___________found only in the eye

Back 49

Photoreceptors

Front 50

____________activated by changes in temperature

Back 50

Thermoreceptors

Front 51

_____________concentrated in the hypothalamus

Back 51

Osmoreceptors

Front 52

____________sensation is one of pain that may be caused by a toxic chemical

Back 52

Nociceptors

Front 53

___________activated for sense of taste and smell

Back 53

Chemoreceptors

Front 54

___________activated by stimuli that “deform” or change the position of the receptor

Back 54

Mechanoreceptors

Front 55

A receptor potential is a graded response that is graded to the strength of the stimulus.

Back 55

True

Front 56

If we not only remain aware of a particular sensation over time but also interpret what that sensation means in a larger context, the process is called adaptation.

Back 56

False

Front 57

Special sense receptors are grouped into localized areas

Back 57

True

Front 58

A procedure to determine the density and distribution of general sense receptors is known as the three-point discrimination test.

Back 58

False

Front 59

Proprioreception tells us at each moment the level of contraction and stretch in each of our skeletal muscles

Back 59

True