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Multiple Choice
What is the primary function of a dendrite in a neuron?
A
To insulate the neuron and increase the speed of signal transmission
B
To store neurotransmitters for release into the synaptic cleft
C
To generate action potentials and transmit them away from the cell body
D
To receive and transmit electrical signals to the cell body
Verified step by step guidance
1
Understand the structure of a neuron: Neurons are specialized cells in the nervous system that transmit information. They consist of a cell body (soma), dendrites, and an axon.
Identify the role of dendrites: Dendrites are branch-like structures that extend from the cell body. Their primary function is to receive electrical signals from other neurons.
Clarify the process of signal reception: Dendrites have receptors that bind to neurotransmitters released by other neurons. This binding generates electrical signals in the dendrites.
Explain signal transmission to the cell body: Once the dendrites receive the electrical signals, they transmit these signals to the neuron's cell body for processing.
Differentiate from other neuron parts: Unlike axons, which transmit signals away from the cell body, dendrites are primarily involved in receiving and transmitting signals to the cell body.