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Questions and Answers
What factor can influence the duration of action of local anesthetics?
What factor can influence the duration of action of local anesthetics?
- Tissue vascularity (correct)
- Method of administration
- Type of surgery
- Patient's age
What is a common application of local anesthetics?
What is a common application of local anesthetics?
- Dental procedures (correct)
- General anesthesia
- Organ transplantation
- Neurosurgery
How do local anesthetics induce reversible loss of sensation in a specific area of the body?
How do local anesthetics induce reversible loss of sensation in a specific area of the body?
- By inhibiting the influx of sodium ions through voltage-gated sodium channels (correct)
- By increasing the release of neurotransmitters from the nerve terminals
- By blocking the efflux of potassium ions from neuronal cell membranes
- By stimulating the activation of voltage-gated potassium channels
What is a potential systemic effect of local anesthetics?
What is a potential systemic effect of local anesthetics?
What is the primary mechanism of metabolism for ester-linked local anesthetics?
What is the primary mechanism of metabolism for ester-linked local anesthetics?
What is a contraindication to local anesthetic use?
What is a contraindication to local anesthetic use?
What is the common route of administration for local anesthetics?
What is the common route of administration for local anesthetics?
Why is it important to monitor patients closely during and after administration of local anesthetics?
Why is it important to monitor patients closely during and after administration of local anesthetics?
Which of the following local anesthetics is an ester-linked agent?
Which of the following local anesthetics is an ester-linked agent?
What enzyme is involved in the metabolism of local anesthetics, and may be affected by drug interactions?
What enzyme is involved in the metabolism of local anesthetics, and may be affected by drug interactions?
What is the effect of local anesthetics on neuronal cell membranes?
What is the effect of local anesthetics on neuronal cell membranes?
What is the result of local anesthetics blocking the generation and propagation of action potentials?
What is the result of local anesthetics blocking the generation and propagation of action potentials?
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