Chapter 12 Flashcards

0
Q

When you jump into Coldwater it takes you a short while to accumulate and get used to it this is due to the reduction and sensory activity called

A

Receptor adaption

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1
Q

The function of the inner ear is to

A

Generate nerve impulses

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2
Q

What kind a receptors are found in the ear and detects found head position acceleration and movement.

A

Mechanoreceptors

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3
Q

Which of the following receptors is least likely to demonstrate receptor adaptation.

A

Pain receptors

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4
Q

Rotational movement of the head censored by the

A

Semicircular canals

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5
Q

What type of structures are merkel discs

A

Mechanoreceptors in the skin

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6
Q

Which of the following is not a special sense

A

Light touch

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7
Q

Which of the following structures foun in the eye nourishes and cushions the cornea and lens

A

The aqueous humor

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8
Q

The central nervous system and interprets impulses based on the organ and

A

Frequency

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9
Q

The lens of the eye becomes opaque with

A

Cataracts

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10
Q

What’s the purpose of the auditory tube

A

It connects the middle ear to the pharynx and allows equal pressure

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11
Q

Olfactory cells

A

Are sensory neurons

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12
Q

What best describes the blind spot on the retina of the eye

A

There are no photoreceptors in the optic disc

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13
Q

The shape of the eyeball may affect

A

The ability to focus the sharp image onto the retina

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14
Q

Which is not involved in undetected chronic glaucoma

A

Loss of vision is temporary.

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15
Q

Glaucoma is most often an insidious chronic disease with slow developing symptoms

A

True

16
Q

Receptors are classified according to the type of stimulus energy they convert

A

True

17
Q

The five different taste qualities are in each located in a separate region of the tongue

A

False

18
Q

Accommodation refers to the adjustment of the lens

A

True

19
Q

Otoliths within the vestibule are important

A

True

20
Q

The middle ear consist of the cochlea

A

False

21
Q

Somatic sensations originate from receptors that are present in more than one location

A

True

22
Q

Some sensory receptors are the result of adaptation of the axon

A

False

23
Q

Taste buds contain taste cells that convert chemical signals into action potential

A

True

24
Q

In order to tast smell and hear the body must convert a chemical stimulus

A

False

25
Q

People with the red green colorblind

A

False

26
Q

The fovea is the area at the back of the eye

A

False

27
Q

A difference between the chemoreceptors for taste and smell is that the receptors for smell

A

True

28
Q

The most common cause of retail detachment is a blow to the head

A

True

29
Q

The cochlea contains receptors that convert stimuli of movement and body position

A

False

30
Q

List the five classifications of receptors in terms of types of stimulus they convert

A

Mechanoreceptors, thermoreceptors, pain receptors, chemoreceptors, photoreceptors

31
Q

Describe how receptor adaptation works

A

The sensory neuron stop sending impulses even though the original stimulus id still present.

32
Q

What info does the somatic sensations provide

A

Provide the brain w info about Temperature, touch, vibration, pressure pain,

33
Q

Name the 5 special senses

A
Touch 
Taste
Hearing
Smell
Sight
34
Q

Compare and contrast fast pain, slow pain and referred pain

A

Fast pain arises is within a fraction of a second in response to injury from physical pressure heat light or chemicals. That’s been generally originates from receptors knew the body surface. Slow pain originates in muscles are internal organs. Referred pain occurs when an internal receptor sends an impluse along the same service man

35
Q

Describe te overall function of the three bones of the middle ear.

A

They transmit vibrations of the tympanic membrane caused by sound to s smaller membrane called the oval window