18 Questions
What are the three components of the general anaesthetic triad?
Amnesia, Pain Relief, Muscle Relaxation
Why does autonomic sympathetic blockade during spinal anesthesia often lead to hypotension?
Due to the effect on the central nervous system
What is the purpose of adding opioids to intrathecal anesthesia?
To provide prolonged postoperative analgesia
Which type of anaesthesia is characterized by injecting local anaesthetic directly into the subarachnoid space?
Spinal Anaesthesia
Which complication is associated with epidural anesthesia but not with spinal anesthesia?
Backache
In which stage of general anaesthesia does a patient progress from analgesia free of amnesia to analgesia with concurrent amnesia?
Stage 1 - Analgesia or Disorientation
What is a key advantage of epidural anesthesia over spinal anesthesia?
Prolonged analgesia through multiple doses or continuous infusion
What is a potential complication of bupivacaine overdose during local anesthesia?
Cardiac arrhythmia
Which of the following is a potential complication of spinal anaesthesia?
Hypotension
How can the incidence of dural puncture headache be minimized during spinal anesthesia?
Limiting the number of punctures and using fine bore pencil tip needles
In which region is an epidural catheter typically placed to provide excellent analgesia for upper abdominal and thoracic surgical operations?
High thoracic region
Which type of anaesthesia involves autonomic sympathetic blockade?
Epidural Anaesthesia
What is the purpose of continuous infusion of weak local anaesthetic combined with opioids?
To provide postoperative analgesia
Which complication is considered the most feared in spinal anesthesia?
Neurological injury
What is a potential effect of opioids during anaesthesia?
Bradycardia
What is the primary purpose of an interscalene block in nerve blocks?
Producing postoperative analgesia for shoulder surgery
Which complication can arise due to an accidental intravascular injection of a local anesthetic?
Cardiac arrhythmia
Why should appropriately skilled personnel, resuscitation equipment, and oxygen be readily available during local anaesthetic use?
Due to the potential risks of life-threatening complications associated with local anesthesia
Learn about the uses, effects, and precautions of spinal anesthesia, commonly used for lower limb, obstetric, and pelvic surgeries. Understand the implications of autonomic sympathetic blockade and the addition of opioids for prolonged postoperative pain relief.
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