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Neuron Classification and Neurotransmitter Release

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Neuron Classification and Neurotransmitter Release

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Questions and Answers

Which type of neuron has a single dendrite at one end and a single axon at the other end?

Unipolar neuron

Multipolar neuron

Bipolar neuron (correct)

Sensory neuron

What causes neurotransmitter release at the axon terminal?

Interaction with other neurons

The presence of dendrites

Chemical reactions within the neuron

Information in the form of an electrical signal (correct)

Which type of neuron is the most common and has numerous dendrites and a single axon?

Sensory neuron

Bipolar neuron

Multipolar neuron (correct)

Unipolar neuron

What is the most serious type of meningitis mentioned in the text?

Bacterial meningitis (B) Signup and view all the answers

What causes the appearance of darker gray matter in the brain cortex?

Presence of numerous cell bodies (D) Signup and view all the answers

What is the primary function of white matter in the brain?

Transmitting information (B) Signup and view all the answers

Where is the gray matter located in the spinal cord?

In the center (B) Signup and view all the answers

What causes hydrocephalus in the brain ventricles?

Overproduction of CSF (B) Signup and view all the answers

Which structure produces cerebrospinal fluid in the ventricular system of the brain?

Choroid plexus (A) Signup and view all the answers

What is the primary function of astrocytes in the brain?

Forming the blood-brain barrier (D) Signup and view all the answers

Which type of glial cell is responsible for myelination in the peripheral nervous system (PNS)?

Satellite cells (D) Signup and view all the answers

What is the main function of microglia in the brain?

Acting as the immune cells of the brain (C) Signup and view all the answers

How do oligodendrocytes and Schwann cells contribute to neuronal function?

Enhancing conduction velocity with myelination (B) Signup and view all the answers

Which type of neuron is responsible for executing a response to sensory stimuli?

Motor neurons (C) Signup and view all the answers

What is the function of microglia in the brain?

Act as immune cells (B) Signup and view all the answers

Which glial cells are responsible for myelination in the peripheral nervous system (PNS)?

Satellite cells (A) Signup and view all the answers

What is the main function of ependymal cells in the brain?

Line the ventricles and secrete cerebrospinal fluid (B) Signup and view all the answers