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?

<p>Bacterial meningitis (B)</p> Signup and view all the answers

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

<p>Presence of numerous cell bodies (D)</p> Signup and view all the answers

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

<p>Transmitting information (B)</p> Signup and view all the answers

Where is the gray matter located in the spinal cord?

<p>In the center (B)</p> Signup and view all the answers

What causes hydrocephalus in the brain ventricles?

<p>Overproduction of CSF (B)</p> Signup and view all the answers

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

<p>Choroid plexus (A)</p> Signup and view all the answers

What is the primary function of astrocytes in the brain?

<p>Forming the blood-brain barrier (D)</p> Signup and view all the answers

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

<p>Satellite cells (D)</p> Signup and view all the answers

What is the main function of microglia in the brain?

<p>Acting as the immune cells of the brain (C)</p> Signup and view all the answers

How do oligodendrocytes and Schwann cells contribute to neuronal function?

<p>Enhancing conduction velocity with myelination (B)</p> Signup and view all the answers

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

<p>Motor neurons (C)</p> Signup and view all the answers

What is the function of microglia in the brain?

<p>Act as immune cells (B)</p> Signup and view all the answers

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

<p>Satellite cells (A)</p> Signup and view all the answers

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

<p>Line the ventricles and secrete cerebrospinal fluid (B)</p> Signup and view all the answers

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