18 Questions
Which part of the brain coordinates motor activity, both subconscious and skilled?
Cerebellum
What is the function of the hypothalamus?
Control homeostatic functions
Which part of the brain is continuous with the spinal cord and controls life-sustaining processes like respiration and circulation?
Brain stem
What connects the two hemispheres of the cerebrum, allowing them to communicate?
Corpus callosum
Which type of matter in the CNS consists of densely packaged neuronal cell bodies and their dendrites, as well as glial cells?
Gray matter
Which part of the brain is responsible for conscious thought, language, and personality?
Cerebrum
Which layer of the meningeal membranes closely adheres to the surface of the brain and spinal cord?
Pia mater
Where is cerebrospinal fluid (CSF) formed in the brain?
Choroid plexuses
Which brain region plays a significant role in maintaining the blood-brain barrier (BBB)?
Astrocytes
What is the function of the subarachnoid space in the meningeal membranes?
Filled with CSF
Which substance is exchanged between the interstitial fluid and cerebrospinal fluid (CSF), but not with blood?
Material
What is the main function of ependymal cells in relation to cerebrospinal fluid (CSF) in the brain?
Formation of CSF
What is the process by which cerebrospinal fluid (CSF) reaches the dural sinuses for reabsorption?
Selective transport across membranes
Which brain region includes the Hypothalamus and Thalamus?
Forebrain
Why does the brain require a constant blood supply?
It uses 50% of the oxygen consumed by the body at rest.
How is the brain organized from bottom to top?
By complexity and sophistication of function
Why is the brain considered an 'inefficient, lazy tyrant' according to the text?
It does not store excess glucose for energy needs.
What type of metabolism can the brain not resort to for producing ATP without oxygen?
Anaerobic metabolism
Test your knowledge on the different parts of the brain and their functions, such as the brain stem, cerebellum, diencephalon, and cerebrum. Learn about the roles each part plays in controlling various processes and functions in the body.
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