QQuestionAnatomy and Physiology
QuestionAnatomy and Physiology
"Which of the following is not a characteristic of a typical neuron?
A. High metabolic rates
B. Longevity
C. Rapid regeneration
D. Excitable membranes
"
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Answer
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Step 1:I'll solve this neuron characteristics problem step by step:
Step 2:: Analyze the characteristics of typical neurons
To determine which option is NOT a typical characteristic, I'll review the standard properties of neurons:
Step 3:: Evaluate Option A - High Metabolic Rates
- Neurons have extremely high metabolic rates - They continuously generate electrical signals - Require constant energy from ATP - This IS a typical neuron characteristic
Step 4:: Evaluate Option B - Longevity
- Neurons are typically long-lived cells - Many neurons can survive an entire lifetime - Do not regularly divide or replace themselves - This IS a typical neuron characteristic
Step 5:: Evaluate Option C - Rapid Regeneration
- Neurons have VERY LIMITED regenerative capacity - Unlike other body cells, neurons: * Do not easily divide * Have minimal ability to repair or replace themselves * Damaged neurons often cannot fully recover - This is NOT a typical neuron characteristic
Step 6:: Evaluate Option D - Excitable Membranes
- Neurons have specialized excitable membranes - Can generate and transmit electrical impulses - Contain voltage-gated ion channels - This IS a typical neuron characteristic
Final Answer
C (Rapid Regeneration) is NOT a characteristic of a typical neuron.
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