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CNS Cell Types in Neuroscience: Haines Chapter 2 Quiz

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Questions and Answers

What is the primary function of neurons in the central nervous system (CNS)?

To produce hormones
To provide structural support
To transmit electrical signals (correct)
To transport oxygen

Which of the following is a type of glial cell found in the CNS?

Adipocytes
Oligodendrocytes (correct)
Erythrocytes
Osteocytes

What is the primary function of astrocytes in the CNS?

Myelination of axons
Synthesis of neurotransmitters
Phagocytosis of pathogens
Maintenance of the blood-brain barrier (correct)

Which of the following is a characteristic of microglia in the CNS?

They are involved in immune response and phagocytosis (C) Signup and view all the answers

What is the primary function of ependymal cells in the CNS?

Production of cerebrospinal fluid (D) Signup and view all the answers

What is the primary function of oligodendrocytes in the CNS?

Producing myelin sheath around axons (B) Signup and view all the answers

Which type of cell in the CNS is primarily involved in immune response?

Microglia (A) Signup and view all the answers

What is a characteristic feature of ependymal cells in the CNS?

Secreting cerebrospinal fluid (B) Signup and view all the answers

Which cell type in the CNS plays a critical role in maintaining ion balance around neurons?

Astrocytes (D) Signup and view all the answers

In the CNS, which cell type is involved in providing metabolic support to neurons?

Astrocytes (B) Signup and view all the answers

Which of the following statements about the relationship between neurons and astrocytes in the CNS is true?

Astrocytes play a crucial role in maintaining the blood-brain barrier and regulating the extracellular environment of neurons. (B) Signup and view all the answers

Which of the following statements accurately describes the function of oligodendrocytes in the CNS?

Oligodendrocytes form the myelin sheath around axons in the CNS, facilitating efficient signal transmission. (C) Signup and view all the answers

Which of the following statements accurately describes the role of microglia in the CNS?

Microglia are the resident immune cells of the CNS, playing a crucial role in immune surveillance and response to injury or infection. (A) Signup and view all the answers

Which of the following statements accurately describes the function of ependymal cells in the CNS?

Ependymal cells line the ventricular system of the brain and spinal cord, and are involved in the production and circulation of cerebrospinal fluid. (A) Signup and view all the answers

Which of the following statements accurately describes the primary function of neurons in the CNS?

Neurons are responsible for the generation, integration, and propagation of electrical signals, enabling information processing and communication within the CNS. (B) Signup and view all the answers

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