Mary is tested for the amount of hemoglobin in her blood. The test results indicate that her hemoglobin level is 16 g/dL of blood. This value indicates that
A) she is suffering from anemia.
B) she has fewer red blood cells than normal.
C) her hematocrit is probably lower than normal.
D) she may be suffering from a form of leukemia.
E) her hemoglobin level is normal.
Answer: E
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Pain impulses are first processed in the
A) dorsal root ganglion. B) motor cortex of the cerebrum. C) gray matter of the posterior horn. D) cerebral cortex.
Which of the following is NOT true about the EEG (electroencephalogram)?
A. The EEG is a field potential generated by the activity of large numbers of neurons. B. During epileptic seizures, the EEG remains normal. C. An evoked potential is a change in the EEG in response to a stimulus. D. Alpha and beta EEG patterns are seen in awake individuals. E. The EEG rhythm slows during drowsiness and sleep.
The dermis is the outermost layer of the skin.?
Indicate whether the statement is true or false
Neural activity that controls the focusing of the eyes passes through the ________ ganglion.
A) optic B) otic C) ciliary D) pterygopalatine E) submandibular