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Questions and Answers
What is the main structural component of the Blood Brain Barrier (BBB)?
What is the main structural component of the Blood Brain Barrier (BBB)?
- Schwann cells
- Perivascular astrocytes feet
- Basement membrane
- Capillary endothelium with occluding junctions (correct)
Which of the following is NOT a function of the Blood Brain Barrier (BBB)?
Which of the following is NOT a function of the Blood Brain Barrier (BBB)?
- Protect neurons and glia from exogenous substances
- Regulate passage of molecules and ions from blood to the brain
- Maintain stable composition of ions in the interstitial fluid
- Monitor plasma components in the hypothalamus (correct)
Which region of the brain does not have the Blood Brain Barrier (BBB)?
Which region of the brain does not have the Blood Brain Barrier (BBB)?
- Cerebellum
- Choroid plexus (correct)
- Hypothalamus
- Posterior pituitary
What envelops the basement membrane of capillaries in most Central Nervous System (CNS) regions?
What envelops the basement membrane of capillaries in most Central Nervous System (CNS) regions?
What is the main component of the Peripheral Nervous System (PNS) in terms of nerve structure?
What is the main component of the Peripheral Nervous System (PNS) in terms of nerve structure?
What surrounds axons in the peripheral nerves of the Peripheral Nervous System (PNS)?
What surrounds axons in the peripheral nerves of the Peripheral Nervous System (PNS)?
What is the main function of microglia in the CNS?
What is the main function of microglia in the CNS?
Which of the following cells do microglia originate from?
Which of the following cells do microglia originate from?
What is the main component of white matter in the central nervous system?
What is the main component of white matter in the central nervous system?
Where are most synapses found in the central nervous system?
Where are most synapses found in the central nervous system?
Which layer of the cerebellar cortex consists of large neurons called Purkinje cells?
Which layer of the cerebellar cortex consists of large neurons called Purkinje cells?
What is the primary role of oligodendrocytes in the central nervous system?
What is the primary role of oligodendrocytes in the central nervous system?
What is the functional division of the nervous system responsible for sensory input perceived consciously?
What is the functional division of the nervous system responsible for sensory input perceived consciously?
Which layer of the embryonic development does the nervous tissue originate from?
Which layer of the embryonic development does the nervous tissue originate from?
Which type of neuron circuit involves two neurons to transmit information?
Which type of neuron circuit involves two neurons to transmit information?
What is the primary function of the motor division of the nervous system?
What is the primary function of the motor division of the nervous system?
Which type of nerve fibers transmit information between the central nervous system and internal organs?
Which type of nerve fibers transmit information between the central nervous system and internal organs?
What is the main role of glial cells in the nervous system?
What is the main role of glial cells in the nervous system?
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