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Anatomy and Physiology > Senses > Flashcards

Senses Flashcards

1
Q

Ability to perceive stimuli

A

Sense

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2
Q

Detect environmental changes and trigger nerve impulses that travel on sensory pathways into the central nervous system?

A

Sensory receptor

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3
Q

Type of general senses?

A

Somatic

Visceral

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4
Q

Sense that provides information about the body and environment?

A

Somatic

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5
Q

Type of sense that provides information about internal organs, primarily involving pain and pressure?

A

Visceral

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6
Q

Type of sense that have receptors over a large part of the body?

A

General Senses

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7
Q

Type of specialized sense in structures and localized to specific parts?

A

Special Senses

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8
Q

Receptor that detects movement?

A

Mechanoreceptors

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9
Q

Receptors that detect temperature change?

A

Thermoreceptors

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10
Q

Receptors that detect chemical change?

A

Chemoreceptors

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11
Q

Receptors that detect change in light?

A

Photoreceptors

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12
Q

Originates in a region that is not the source of pain?

A

Referred pain

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13
Q

Responsible for sense of smell?

A

Olfactory Organs

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14
Q

Responsible for sense of taste?

A

Taste Buds

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15
Q

Responsible for sense of hearing?

A

Ears

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16
Q

Responsible for sense of balance/equilibrium?

A

Ears

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17
Q

Responsible for sense of sight/vision?

A

Eyes

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18
Q

Alternative name for sense of smell?

A

Olfaction

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19
Q

Where are the olfactory receptors located?

A

Nasal Cavity

Hard Palate

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20
Q

How many smells can humans detect?

A

About 10,000

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21
Q

Sensory taste structure?

A

Taste Buds

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22
Q

Three parts of the ear?

A

Outer ear
Inner ear

Middle ear

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23
Q

Parts of the outer eat?

A
  • Auricle
  • External Auditory Meatus
  • Eardrum
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24
Q

Alternative name for auricle?

A

Pinna

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25
Q

Alternative name for eardrum?

A

Tympanic Membrane

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26
Q

Fleshy part on the outside of the eat which helps collect sound waves?

A

Auricle

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27
Q

S shaped tube that leads to ear drum?

A

External auditory meatus

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28
Q

Length of external acoustic meatus?

A

2.5cm

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29
Q

Thin membrane that separates external and middle ear?

A

Eardrum

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30
Q

Enumerate the three auditory ossicles?

A
  • Malleus
  • Incus
  • Stapes
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31
Q

Alternative name for malleus?

A

Hammer

32
Q

Alternative name for Incus?

A

Anvil

33
Q

Alternative name for Stapes?

A

Stirrup

34
Q

Alternative name for auditory tube?

A

Eustachian tube

35
Q

Connects each middle ear to the throat?

A

Auditory tube

36
Q

Conducts air between tympanic cavity and the outside of the body?

A

Auditory tube

37
Q

Complex system of communicating chambers and tubes?

A

Labyrinth

38
Q

Two parts of the labyrinth

A
  • Bony Labyrinth

* Membranous Labyrinth

39
Q

Bony chamber that houses membranous labyrinth?

A

Bony Labyrinth

40
Q

Alternative name for bony labyrinth?

A

Osseous labyrinth

41
Q

3 Regions of the bony labyrinth?

A

Cochlea
Vestibule

Semicircular Canals

42
Q

Part that contains the hearing receptors?

A

Organ of Corti

43
Q

Two types of equilibrium?

A
  • Static Equilibrium

* Dynamic Equilibrium

44
Q

Involved in evaluating the position of the head maintaining stability and posture when the head and body are still?

A

Static equilibrium

45
Q

Involved in evaluating the changes in direction of the head?

A

Dynamic equilibrium

46
Q

Associated part for static equilibrium?

A

Vestibule

47
Q

Associated part for dynamic equilibrium?

A

Semicircular canal

48
Q

Accessory organs of the eyes?

A

Eyelids
Lacrimal Apparatus

Eyelashes

Eyebrows

Extrinsic eye muscles

49
Q

Located within the orbit or orbital cavity?

A

Eye

50
Q

Diameter of eye?

A

2.5 cm

51
Q

3 Layers of eye?

A
  • Outer Fibrous Layer
  • Middle Vascular Layer
  • Inner Nervous Layer
52
Q

Outermost layer of the eye?

A

Fibrous Tunic

53
Q

White part of the eye?

A

Sclera

54
Q

Transparent structure that covers the iris and pupil which allows light to enter and focus?

A

Cornea

55
Q

Two parts of the fibrous tunic of the eye?

A
  • Sclera

* Cornea

56
Q

Middle layer of the eyeball?

A

Vascular Tunic

57
Q

Alternative name for the eyes outer fibrous layer

A

Fibrous Tunic

58
Q

Alternative name for the eyes middle vascular layer?

A

Vascular tunic

59
Q

The vascular tunic consists of?

A
  • Choroid Coat
  • Iris
  • Ciliary Body
60
Q

Vascularized part of the vascular tunic which contains melanocytes?

A

Choroid coat

61
Q

Coloured portion of the eye that regulates the amount entering the vitreous chamber through the pupil?

A

Iris

62
Q

Hole at the centre of the iris?

A

Pupil

63
Q

Forms the internal ring around the front of the eye which produces a clear fluid that fills the front of the eye.

A

Ciliary body

64
Q

Inner most layer of the eyeball?

A

Nervous Tunic

65
Q

Inner most layer of the eye?

A

Retina

66
Q

Contains visual receptors in the eye?

A

Retina

67
Q

Alternative name for visual receptors?

A

Photoreceptors

68
Q

Yellowish spot at the central region of the retina responsible for 20/20 vision?

A

Macula Lutea

69
Q

Small depression at the center of the macula lutea which produces the sharpest vision?

A

Fovea Centralis

70
Q

Located medial to the fovea centralis which lacks photoreceptors, also where optic nerve exits eyeball?

A

Optic Disc

71
Q

Alternative name for optic discs?

A

Blind spots

72
Q

Helps refract incoming light and focus it onto retina, most radiosensitive part of the eye?

A

Lens

73
Q

Opacity of eye ball lens may lead to?

A

Waterfall

74
Q

Two types of visual receptors?

A

Rods and Cones

75
Q

Long thin projections that provide black and white vision?

A

Rods

76
Q

Short blunt projections that provide color vision and sharp images?

A

Cones

77
Q

Allows to see in dim light?

A

Scotopic

Anatomy and Physiology (14 decks)

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