Which cell type assists in the reuptake of a neurotransmitter, such GABA after released in the synapse? O pyramidal cells ependymal cells glial cells oligodendrocytes
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- Stellate cells initially process sensory input to the cortex, whereas pyramidal cells send fibers from the cortex to terminate on efferent motor neurons. (True or false)Neurons contain ________, which can receive signals from other neurons. a. axons b. mitochondria c. dendrites d. GolgibodiesNeuroglia or glial cell that produce myelin around axons of the central nervous system are known as
- The Purkinje cell is an example of this type of neuron. sensory neuron pyramidal neuron Oprincipal neuron Obipolar neuronThe neuron cell is made up of which of the following parts? Axon Dendrite Soma All of the aboveWhich statement(s) regarding ions is true when a neuron is at rest? Positively charged cations are attracted to the intracellular fluid Positively charged anions are attracted to the intracellular fluid Negatively charged anions are drawn to the intracellular fluid Negatively charged anions are balanced across the cell membrane
- What two features characterize a Schwann cell, but not an oligodendrocyte? open cytoplasmic channels, present in CNS open cytoplasmic channels, single axon myelination no cytoplasmic channels, present in PNS no nuclei, multiple axon myelinationRegardless of type, all neurons transfer signals between each other or to effectors (muscles or glands) at a synapse. The neuromuscular junction that we talked about with the muscular system is one example of a synapse. The diagram below shows the general features of a synapse Match each term or description with the appropriate letter in the diagram. You may use terms more than once. 1. Synaptic knob in axon terminal of pre-synaptic cell: 2. Synaptic cleft: 3. Neurotransmitter: 4. Dendrite of post-synaptic cell: 5. Cell body of post-synaptic cell: 6. Receptor in plasma membrane of post-synaptic cell: 7. Chemical released by neurons that stimulates or inhibits other neurons, muscles, or glands: 8. Cell that sends the signal: 9. Dendrite of cell that receives the signal: 10. Space between cells that must be crossed by neurotransmitters: 11. Structure that opens, like a "protein door", when neurotransmitters attach to it:Which of the following cell types would contain an axon? O neuron O neuroglia O fibrocyte O osteocyte
- This is a Multipolar Neuron, please use ARROWS to label the following: Soma nucleus glial cells dendrites axonSelect the different types of neuroglia and relate their structure, including shape, to their function. Find and briefly describe a disease or disorder that relates to each of these glial cells.All of the following are true for neurons EXCEPT neurons must produce many proteins neurons are electrically excitable cells neurons have a relatively high consumption of oxygen neurons undergo mitosis
