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</p> Signup and view all the answers

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

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

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

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

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

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

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

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

    Why are opioid analgesics typically prescribed by a doctor?

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

    What is the primary effect of H2-receptor antagonists?

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

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

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

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

    <p>Nociceptors</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</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</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</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</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</p> Signup and view all the answers

    What is the effect of histamine on arterioles?

    <p>Dilation</p> Signup and view all the answers

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

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

    What is the mechanism of action of antihistamines?

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

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

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

    What is the effect of histamine on smooth muscle?

    <p>activation</p> Signup and view all the answers

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

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

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

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

    What type of sensory receptor is stimulated by tissue damage?

    <p>Nociceptors</p> Signup and view all the answers

    What is the primary result of mast cells releasing histamine?

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

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

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

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

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

    What is the effect of histamine on smooth muscle?

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

    What is the effect of histamine on small blood vessels?

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

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

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

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