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Pathophysiology 1 > Pain > Flashcards

Pain Flashcards

1
Q

What are the four stages of nociception?

A

Transduction
Transmission
Perception
Modulation

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2
Q

What is transduction?

A

Converting painful stimuli to neuronal action potentials

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3
Q

What is transmission?

A

Movement of AP to spinal cord and brain

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4
Q

What is perception?

A

Brain awareness of pain signals (threshold & tolerance)

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5
Q

What is modulation?

A

Synaptic transmission of pain signal being modified

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6
Q

What is an example of modulation?

A

Taking as aspirin

Rubbing a sore muscle

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7
Q

What is the neurotransmitter used for pain?

A

Substance P

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8
Q

Where is a dull ache probably coming from?

A

Unmyleinated fiber (deeper organs)

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9
Q

Where is a sharp pain probably coming from?

A

Myelinated fiber, exterior surface of body

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10
Q

What is threshold?

A

The level in which an individual starts to feel pain

Pretty much the same in everyone

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11
Q

What is tolerance?

A

How much pain a person is willing to take before they seek relief

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12
Q

Is pain a primary disorder?

A

No- it is a symptoms of an underlying disorder

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13
Q

What is acute pain a result of?

A

Tissue injury

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14
Q

Signs and symptoms of pain come from stimulation of _____

A

SNS

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15
Q

What is pain behavior?

A

BP goes up, temp goes up

crying, moaning

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16
Q

What is the most common cause of acute pain?

A

Headache

17
Q

What causes a migraine?

A

Trigeminal stimulation along with changes in NT levels in CNS
There is increased blood flow after a vasospasm which leads to the brian being squished

18
Q

What defines chronic pain?

A

Greater than 6 months

19
Q

What disorder has a history of chronic pain in 4 extremities, unknown causes, and a low pain threshold?

A

Fibromyalgia syndrome

20
Q

What is allodynia?

A

Where mild stimuli causes pain

21
Q

What type of pain has an identifiable cause?

A

Cancer-related pain

22
Q

What type pain is a sharp shooting pain and is along the 2nd and 3rd divisions of the trigeminal?

A

Trigeminal neuralgia

23
Q

What type of pain is a damage to peripheral nerves associated with pain, numbness, tingling, mild weakness?

A

Diabetic neuropathy

24
Q

What disorder is postherpetic neuralgia associated with?

A

Shingles

25
Q

What type pain is from sudden or profound blood flow loss to injuries in a certain body area?

A

Ischemic Pain

26
Q

What is chronic ischemic pain due to?

A

Atherosclerosis

27
Q

What is referred pain?

A

Pain perceived in an area other than site of injury
Often at some distance from nociceptor activation
Uniform patterns aid diagnosis

Pathophysiology 1 (11 decks)

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