Which condition is an inflammation of the tissues surrounding the brain and spinal cord??
A) ?encephalitis
B) ?myelitis
C) ?meningitis
D) ?poliomyelitis
C
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_______________ is the iron-containing pigment that gives red blood cells their color.
Fill in the blank(s) with the appropriate word(s).
Choose the item in column 2 that best matches each item in column 1.
A) a type of regional anesthesia B) a stroke C) eruption of painful blisters along a nerve path D) fatty substance that insulates many neurons E) part of neuron that receives electrical impulses F) connects brain to spinal cord G) taking an X-ray of the spinal cord H) part of neuron that conducts electrical impulses I) neuroglial cell tumor J) paralysis of the lower part of the body K) accumulation of CSF in the ventricles of the brain L) image of brain using radioactive isotopes M) facial paralysis N) fluid found circulating within the brain O) contains thalamus and hypothalamus P) a type of spina bifida Q) impaired intellectual function R) contains pons and medulla oblongata S) loss of myelin sheath around neurons T) grand mal seizure U) profound unconsciousness V) coordinates voluntary body movements W) brain damage that occurs around time of birth X) recording the electrical activity of the brain Y) a calming medication 1) axon 2) dendrite 3) astrocytoma 4) myelin 5) diencephalon 6) brainstem 7) cerebellum 8) medulla oblongata 9) paraplegia 10) tonic-clonic 11) coma 12) dementia 13) cerebral palsy 14) meningocele 15) hydrocephalus 16) Bell's palsy 17) multiple sclerosis 18) shingles 19) brain scan 20) myelography 21) EEG 22) CSF 23) nerve block 24) sedative 25) CVA
Propagation of an action potential along an axon is dependent on a(n):
A. Complete myelination of the axon by glial cells. B. Anterograde diffusion of the electric potential with active generation of new potentials. C. Rapid repolarization associated with passive diffusion of Cl–. D. Retrograde diffusion of the electrical potential. E. Na+/K+ pump moving sufficient quantities of Na+ into of the cell and K+ out of the cell.
Osteoporosis is a
A. natural part of the female life cycle. B. disease that causes weak and fragile bones. C. condition, which affects only men. D. form of relatively mild depression.