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Veterinary Anatomy & Technology > Sense Organs > Flashcards

Sense Organs Flashcards

1
Q

Sense organs respond to 4 types of stimuli

A

Mechanical, thermal, electromagnetic, and chemical

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2
Q

What are the 5 general senses

A
  1. Visceral sensations
  2. Touch/pressure
  3. Temperature
  4. Pain
  5. Proprioception
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3
Q

What are the 5 special senses

A
  1. Taste
  2. Smell
  3. Hearing
  4. Equilibrium
  5. Vision
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4
Q

Visceral sensations are…

A

Hunger/thirst

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5
Q

What is the stimuli for visceral sensations

A

Chemical and Mechanical

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6
Q

Touch/pressure is…

A

Light contact to deep pressure

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7
Q

What is the stimuli for touch/pressure

A

Mechanical

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8
Q

What is the stimuli is temperature

A

Thermal

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9
Q

Pain receptors are called

A

Nociceptors

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10
Q

What is the stimuli used for pain?

A

Mechanical, thermal, and chemical

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11
Q

What is proprioception?

A

Sense of body position and movement

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12
Q

General anesthesia is…

A

Complete loss of sensory perception

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13
Q

Local anesthesia is…

A

Loss of sensation in a generalized area

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14
Q

Taste is also called

A

Gustatory sense

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15
Q

What is the stimuli for taste?

A

Chemical

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16
Q

Smell is also called

A

Olfactory sense

17
Q

What is the stimuli for smell

A

Chemical

18
Q

Hearing is also called

A

Auditory sense

19
Q

What is the stimuli for hearing

A

Mechanical

20
Q

The external ear is composed of…

A

Pinna, external auditory canal, and tympanic membrane

21
Q

The middle ear is composed of…

A

Ossicles (malleus, incus, stapes)

22
Q

The inner ear is composed of…

A

Semicircular canals, Vestibule, Oval and round window, cochlea, and organ of corti

23
Q

The outer fibrous layer of the eye is composed of…

A

Cornea & sclera

24
Q

The middle vascular layer of the eye is composed of…

A

Choroid, Iris, & Ciliary body

25
Q

The inner nervous layer of the eye is composed of…

A

Retina (contains the rods & cones)

26
Q

The aqueous compartment is located in the _____ of the eye

A

Front

27
Q

The vitreous compartment is located in the ____ of the eye

A

Back

28
Q

What is the function of the lens?

A

Functions to focus a clear image on the retina

29
Q

What is the function of the retina?

A

Where the image is formed, sensed, and converted to nerve impulses

30
Q

Rods are more sensitive to…

A

Light

31
Q

Cones are more sensitive to…

A

Color

32
Q

Extraocular structures include…

A

Conjunctiva, eyelids, tear production/drainage, muscles that move the eye

33
Q

The conjunctiva is…

A

A thin, transparent membrane that covers the front of the eyeball

34
Q

Glaucoma’s occur when…

What animal does is occur mostly in?

A

The aqueous humor is not draining properly

Dogs

35
Q

Cataracts occur in the…

A

Lens

Veterinary Anatomy & Technology (13 decks)

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