unit 3
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Questions and Answers

What is the primary therapeutic use of a certain class of drugs?

  • To sedate the patient
  • To relieve pain (correct)
  • To treat muscle spasms
  • To support anesthesia

What is the term for a drug that enhances the effect of opioids or NSAIDs?

  • Muscle relaxant
  • Antipyretic
  • Analgesic
  • Co-analgesic (correct)

What is a common adverse reaction to certain drugs?

  • Insomnia
  • Dry mouth
  • Tremor
  • All of the above (correct)

What is an example of a co-analgesic?

<p>Tricyclic antidepressant (D)</p> Signup and view all the answers

What is the name of the textbook referenced in the passage?

<p>Core Concepts in Pharmacology (A)</p> Signup and view all the answers

What is the primary mechanism of action of non-opioid analgesics?

<p>Inhibiting the synthesis of prostaglandins (B)</p> Signup and view all the answers

Which type of analgesic is commonly used to relieve mild to moderate pain and reduce elevated body temperature?

<p>Non-steroidal anti-inflammatory drugs (NSAIDs) (B)</p> Signup and view all the answers

What is a common adverse reaction associated with non-opioid analgesics?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary difference between opioid and non-opioid analgesics?

<p>Mode of action (D)</p> Signup and view all the answers

Why are opioid analgesics typically prescribed by a doctor?

<p>Because they carry a risk of addiction (A)</p> Signup and view all the answers

What is the primary function of sensory receptors in the sensory system?

<p>To gather information from the external environment (C)</p> Signup and view all the answers

What type of analgesic is known for its effects on the brain and spinal cord, rather than the site of injury?

<p>Opioid Analgesic (C)</p> Signup and view all the answers

What is the primary effect of H2-receptor antagonists?

<p>Reduction of gastric acid secretion (B)</p> Signup and view all the answers

What type of pain is typically treated with non-opioid analgesics?

<p>Acute pain (C)</p> Signup and view all the answers

What is the term for specialized sensory receptors that detect painful stimuli?

<p>Nociceptors (C)</p> Signup and view all the answers

What is the primary function of a receptor in the mechanism of pain?

<p>To detect the stimulus and create an impulse (D)</p> Signup and view all the answers

What is the goal of pain management in terms of pain control?

<p>To reduce pain and control acute pain (B)</p> Signup and view all the answers

What is the primary difference between opioid and non-opioid analgesics?

<p>Their mechanism of action on the peripheral and central nervous system (D)</p> Signup and view all the answers

What is the role of the central nervous system in the mechanism of pain?

<p>To translate the impulse into information (B)</p> Signup and view all the answers

What is the primary purpose of co-analgesics in pain management?

<p>To enhance the effect of analgesics (A)</p> Signup and view all the answers

What is the effect of histamine on arterioles?

<p>Dilation (D)</p> Signup and view all the answers

Which type of histamine receptor is responsible for regulating gastric acid secretion?

<p>H2 receptor (C)</p> Signup and view all the answers

What is the mechanism of action of antihistamines?

<p>Blocking the action of histamine at receptor sites (C)</p> Signup and view all the answers

What is the result of histamine release on capillaries and venules?

<p>Increased permeability (B)</p> Signup and view all the answers

What is the effect of histamine on smooth muscle?

<p>activation (C)</p> Signup and view all the answers

What is the primary function of nociceptors in the human body?

<p>To transmit pain impulses (B)</p> Signup and view all the answers

What is the result of a strong stimulus on the sensory pathway?

<p>A greater number of action potentials reach the brain (C)</p> Signup and view all the answers

What type of pain originates from tendons, muscles, joints, periosteum, and blood vessels?

<p>Deep somatic pain (D)</p> Signup and view all the answers

What is the purpose of pain as a defense mechanism?

<p>To warn the brain of potential tissue damage (B)</p> Signup and view all the answers

What type of sensory receptor is stimulated by tissue damage?

<p>Nociceptors (B)</p> Signup and view all the answers

What is the primary result of mast cells releasing histamine?

<p>Allergic reaction (C)</p> Signup and view all the answers

What is the primary function of the immune system in regards to histamine?

<p>Preventing histamine release to prevent allergic reactions (B)</p> Signup and view all the answers

Which type of anti-histamine is known to be sedating?

<p>1st Generation H1-receptor antagonist (A)</p> Signup and view all the answers

What is the primary difference between 1st Generation and 2nd Generation H1-receptor antagonists?

<p>The sedating effects of the drug (A)</p> Signup and view all the answers

What is the primary location of histamine H2-receptors in the body?

<p>Stomach cells (D)</p> Signup and view all the answers

What is the effect of histamine on smooth muscle?

<p>Stimulation of salivary, gastric, and bronchial secretions (C)</p> Signup and view all the answers

What is the primary advantage of 2nd Generation H1-receptor antagonists over 1st Generation H1-receptor antagonists?

<p>They do not cause sedation (C)</p> Signup and view all the answers

What is the effect of histamine on small blood vessels?

<p>Increase in permeability (A)</p> Signup and view all the answers

Which type of anti-histamine is more effective in some cases?

<p>1st Generation H1-receptor antagonist (B)</p> Signup and view all the answers

What is the primary characteristic of 1st Generation H1-receptor antagonists?

<p>They are cheap and widely available (A)</p> Signup and view all the answers

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