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Patho
Pathophysiology Lecture 4 Exam 1
Question | Answer |
---|---|
What are two other names for the Cell body? | Perikaryson adn Soma |
What are some characteristics of multipolar neurons? | Most common in the body (99.5%). It has several dendrites and makes the cell body star shaped. |
What are some characteristics of a bipolar neuron? | It has two process, 1 dendrite and 1 axon, and its cell body is an oval, tear shape. It is rare in the body and located in the retina, nasal olfactory epithelium, vestibular and cochlear ganglia. |
What are some characteristics of a pseudounipolar neuron? | It has one process and it splits, round cell body, and it a sensory ganglia ( dorsal root, cranial nerve) |
What does an Astrocyte do? | It is a component of the Blood Brain Barrier and it wraps and protects the neuron. |
What does a Microglial cell do? | It is an immune cell, phagocytosis |
What do Schwann Cells do? | They form the myelin sheath and are only found in the PNS. |
What do Ependymal Cells do? | line ventricles and choroid plexuses of the brain |
What do Oligodendrocytes do? | They form myelin sheath in the CNS |