14_ActiveLecturePRS

14_ActiveLecturePRS - What brain regions make up the brain...

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What brain regions make up the brain stem? 1. The hypothalamus, the thalamus, and the pons 2. The diencephalon and the mesencephalon 3. The mesencephalon, the pons, and the medulla oblongata 4. The pons, the cerebellum and the medulla oblongata
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Which primary brain vesicle is destined to form the cerebellum, pons, and medulla oblongata? 1. Prosencephalon 2. Rhombencephalon 3. Myelencephalon 4. Metencephalon
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In what way(s) is the cranial dura mater structurally distinct from the spinal dura mater ? 1. It is formed of two layers. 2. Some portions extend into the cranial cavity as dural folds. 3. It contains dural sinuses. 4. All of these are differences from spinal dura mater.
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What are potential consequences of blockage of an interventricular foramen? 1. Hugely expanded skulls in infants 2. Brainstem stroke 3. Damage to and distortion of brain in adults 4. 1 and 3 are correct
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How would decreased diffusion across the arachnoid granulations affect the volume of cerebrospinal fluid in the ventricles? 1. Volume would increase. 2. Volume would decrease. 3. Volume would remain the same. 4. Volume would fluctuate erratically.
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Many water-soluble molecules that are relatively abundant in the blood occur in small amounts or not at all in the extracellular fluid in the brain. Why? 1. Blood pressure increases in brain capillaries. 2. Blood−brain barrier restricts ion movement. 3. Neurons take up most ions. 4. Neuroglia remove ions from CSF.
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Why can damage to the medulla oblongata cause death? 1.
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14_ActiveLecturePRS - What brain regions make up the brain...

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