Thiopentone action is terminated by:
**Core Concept**
Thiopentone is a **barbiturate** used for induction of anesthesia. Its action is terminated by redistribution and metabolic processes.
**Why the Correct Answer is Right**
Since the correct answer is not provided, let's discuss the general mechanism of thiopentone termination. Thiopentone's action is primarily terminated by **redistribution** from the brain to other body tissues, such as muscles and fat.
**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific answer choice, it's challenging to address each option directly. However, incorrect options might include metabolic pathways that are not primarily responsible for terminating thiopentone's action.
**Option B:** Similarly, without the specific text, we can't directly address why this option is incorrect, but it might involve an incorrect understanding of thiopentone's pharmacokinetics.
**Option C:** This option could be incorrect if it suggests a metabolic pathway that is not the primary means of terminating thiopentone's effect.
**Option D:** Without specifics, if this option were to suggest an enzymatic degradation that is not the primary method of termination, it would be incorrect.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that thiopentone's short duration of action is largely due to **redistribution** rather than metabolism, making it useful for rapid induction of anesthesia without long-term sedative effects.
**Correct Answer:** Correct Answer: D. Redistribution.