Chapter 11 Flashcards

1
Q

What are analgesics

A

Pain medications

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2
Q

Do analgesics cause a loss of consciousness

A

No

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3
Q

What is somatic pain

A

Pain in the skin, tissue or skeleton

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4
Q

What is visceral pain

A

Pain in the internal organs

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5
Q

What is the name of the receptors that feel pain

A

Nociceptors

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6
Q

What is a pain threshold

A

Amount of stimulus needed to cause pain

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7
Q

What is pain tolerance

A

The amount of pain someone can handle

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8
Q

For pain to be chronic how long does it need to happen for

A

3-6 months

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9
Q

What is neuropathic pain

A

Pain from damage to blood vessels due to diabetes

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10
Q

What is an example of central pain

A

Bone pain

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11
Q

What are the 4 steps of pain

A

Transduction
Transmission
Perception
Modulation

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12
Q

What part of the spinal cord does the pain signal enter

A

Dorsal horn

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13
Q

If someone has a large amount of mu receptors in the dorsal horn then what level of pain is felt

A

Lower level of pain is felt

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14
Q

What is endogenous morphine

A

Morphine produced by the body caused by release of enkephalins and endorphins

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15
Q

If someone is opioid tolerant, what will need to be done to their dose

A

Increase the dose in order to have pain relief

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16
Q

What are adjuvant pain drugs

A

Drugs that assist opioids in lowering the level of pain

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17
Q

If an adjuvant is being used, what can be done to the dose of the opioid to decrease the risk of respiratory depression

A

Lower the dose of opioids

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18
Q

What are the 4 categories of adjuvant drugs

A

NSAIDS
Antidepressants
Anticonvulsants
Corticosteroids

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19
Q

How to opioids work

A

Bind to opiate receptors to relieve pain

20
Q

What are two mild opioids

A

Codeine
Hydrocodone

21
Q

What are examples of strong opioids

A

Morphine
Hydromorphone
Hydrochloride
Oxycodone
Meperidine
Fentanyl
Methadone

22
Q

Methadone is a strong opioid used for pain but it is also used for

A

Treatment for drug addiction

23
Q

What is the opioid ceiling effect

A

No matter how high you increase the dose the pain does not get better

24
Q

What are the three types of opioids

A

Agonist
Agonists antagonists
Antagonists

25
What do opioid agonists do
Bind to opioid pain receptor in brain, decrease pain sensation
26
What are opioid agonist antagonist
Bind to pain receptor, cause weaker response than full opioid agonists
27
What do opioid antagonists do
Reverse the effects of opioids on the receptor
28
What are two types of opioid antagonists
Narcan Naloxone
29
What is equinanalgesia
The ability to provide equivalent pain relief by calculating dose and what route to use
30
Are nausea and itching a concern when taking opioids
No, it is not an allergic reaction it is an expected side effect of the med
31
When should you never give an opioid
If the patient already has a low respiratory rate or is in respiratory distress
32
What is an opioid physical dependence
Physiological adaptation of the body to the presence of the opioid
33
What is psychological opioid dependence
Addiction. Craving for opioid and using the opioid for reasons other than pain relief
34
After 2 weeks of opioid use an individual will experience withdrawal. How can this be minimized
Gradually reduce the dose. Taper
35
Besides pain, what else can codeine be used for
Anti-tussive
36
Is morphine or hydromorphone more potent
Hydromorphone
37
1mg of Hydromorphone is equal to how much morphine
7mg
38
What is a Percocet made up of
Acetaminophen 325, Oxycodone 5
39
What organ does acetaminophen have the potential to damage the most
The liver
40
What is the max daily dose of acetaminophen for a healthy adult vs liver disease/elderly
4g vs 2g
41
What substance should acetaminophen not be mixed with
Alcohol due to harm to liver
42
What is the antagonist for acetaminophen
Acetylcysteine
43
What does acetylcysteine taste like
Rotten eggs
44
What is an adverse effect of Feverfew
Increased bleeding
45
What are the lab tests needed before giving opioids
ALP ALT GGT AST LDH