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Questions and Answers
Which neurotransmitter is primarily affected by toxins that interfere with movement?
Which neurotransmitter is primarily affected by toxins that interfere with movement?
- Dopamine
- GABA
- Acetylcholine (correct)
- Serotonin
What effect do cholingeric agonist toxins have on muscle tone?
What effect do cholingeric agonist toxins have on muscle tone?
- Cause muscle spasms
- No effect on muscle tone
- Decrease muscle tone
- Increase muscle tone (correct)
Which toxin overstimulates the release of Ach from the alpha motor neuron, causing muscles to spasm in painful convulsions?
Which toxin overstimulates the release of Ach from the alpha motor neuron, causing muscles to spasm in painful convulsions?
- Botulium
- Taiwanese cobra venom
- Black widow spider venom (correct)
- Curare
What happens in severe cases when the alpha motor neuron runs out of ACh?
What happens in severe cases when the alpha motor neuron runs out of ACh?
Which type of toxin paralyzes muscles, including those for respiration?
Which type of toxin paralyzes muscles, including those for respiration?
Which neurotransmitter is primarily impacted by toxins that interfere with movement?
Which neurotransmitter is primarily impacted by toxins that interfere with movement?
What effect do cholinergic agonist toxins have on muscle tone?
What effect do cholinergic agonist toxins have on muscle tone?
Which toxin overstimulates the release of Ach from the alpha motor neuron, causing muscles to spasm in painful convulsions?
Which toxin overstimulates the release of Ach from the alpha motor neuron, causing muscles to spasm in painful convulsions?
What happens in severe cases when the alpha motor neuron runs out of ACh?
What happens in severe cases when the alpha motor neuron runs out of ACh?
Which type of toxin paralyzes muscles, including those for respiration?
Which type of toxin paralyzes muscles, including those for respiration?
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