Describe the neurilemma of a myelinating and nonmyelinating Schwann cell
What will be an ideal response?
The neurilemma of a myelinating Schwann cell is the outer surface of the myelin sheath covering an internode of one axon. The neurilemma of a nonmyelinating Schwann cell is folded separately around multiple axons.
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In which direction do the ureters head as they descend?
A. posteriorly and medially B. posteriorly and laterally C. anteriorly and laterally D. anteriorly and medially
What are the differences between the diaphysis and the epiphyses of long bones?
What will be an ideal response
As a result of opsonization,
A. antigens clump together. B. organ transplant rejection occurs. C. inflammation, chemotaxis, and lysis occur. D. holes are produced in target cell membranes. E. antigens are more susceptible to phagocytosis.
Which of the following is NOT true of the myelin sheath?
A. The myelin sheath is an electric insulator. B. The myelin sheath increases the speed of nerve impulse conduction. C. The myelin sheath is part of a living cell. D. The myelin sheath forms a wrapped coating around both axons and dendrites. E. All of these are true of the myelin sheath.