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The impulse related to acute pain are usually transmitted by:

myelinated A delta fibers.

In which structure do pain impulses ascend the spinal cord?

the spinothalamic tract

According to the gate control theory, passage of pain impulses may be naturally blocked:

at the synapse by entry of other sensory impulses

What is the term used to describe the degree of pain that is endured before an individual takes action?

pain tolerance

What is the definition of endorphins?

opiate like blocking agents in the CNS.

Pain perceived in the L arm during the course of a heart attack is an example of?

referred pain.

A headache that is related to changes in cerebral blood flow is classified as a/an _____headache.

migraine

What is a common analgesic admisinstered to control a moderate level of pain?

codeine

Which of the following applies to spinal anesthesia?

The drug is injected into the CSF or the epidural space of the spinal cord.

Which of the following occurs frequently with acute pain but not with chronic pain?

a stress response

What is the role of nociceptors? They are:

pain receptors that are stimulated by thermal, chemical, or physical means.

intractable pain is best defined as:

Severe pain that can not be controlled by meds

Which of the following statements is true?

Young infants respond to pain with tachycardia and increased blood pressure.

Ibruprophen is classifies as an NSAID and particurlarly useful in treating:

pain caused by inflammation.

Which of the following analgesics act to reduce pain at the peripheral site?

acetaminophen.

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