Multiple sclerosis is a disease that involves: group of answer choices
1. the degenera...
Multiple sclerosis is a disease that involves: group of answer choices
1. the degeneration of the myelin sheath, slowing or interrupting the transmission of neural messages.
2. dendrites becoming brittle and breaking. multiple fractures in the sclerotic membrane, which causes the neuron's cell body to collapse and die.
3. an abnormal increase in the thickness of the myelin sheath, blocking the release of neurotransmitters.
Answers: 1
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Which of the following is the definition of ventilation as it relates to the respiratory system?
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What is one way that cold and flu viruses spread? a.by transfusing contaminated blood b.by inhaling contaminated droplets c.by eating contaminated meat d.by drinking contaminated water
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How do i know when i have a stress headache? what are the symptoms?
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Which of the following statements concerning cancer and mutations is correct? a: cancer can only occur with a mutation in a somatic cell. b: usually, multiple mutations are required in different genes to cause cancer. c: none of the other answer options is correct. d: cancer can only occur with a mutation in a germ cell. e: usually, a single mutation is all that is required to cause cancer.
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