ACTUAL Exam Questions and CORRECT
Answers
What are the 2 kinds of cells of the nervous system? - CORRECT ANSWER - Neurons and
Glia
What are neurons? - CORRECT ANSWER - 1. Cells for reception, transduction, and
conduction of stimuli
2. They conduct signals (action potentials) from one neuron to another
What are the features of a neuron? - CORRECT ANSWER - 1. Dendrites --> receive signal
2. Cell body/soma
3. Axon --> transmits the signal down
4. Axon terminals
5. They can also be myelinated or not
What are glia cells? - CORRECT ANSWER - The support cells of the nervous system and
they account for ~70% of all cells in the brain
What are the 3 types of glia cells in the CNS? - CORRECT ANSWER - 1. Astrocytes
2. Oligodendrocytes
3. Microglia
What are astrocytes? - CORRECT ANSWER - 1. They provide physical and metabolic
support
2. They secret growth factors
3. They limit neurotransmitter diffusion