Because the muscles that they control require precise movement, the largest proportion of the primary motor area of the human cerebral cortex is devoted to which two areas of the body?
Answer: Facial muscles and hand muscles
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The oral cavity of humans normally becomes colonized with microorganisms within hours after birth.
Answer the following statement true (T) or false (F)
A common tissue between the fetus and the endometrium that provides nourishment to the developing fetus is the ________
Fill in the blank(s) with correct word
As the resolution of a microscope increases the resolving power of the microscope will ______.
A) increase B) decrease
The function of the "ciliary escalator" is to
A) propel inhaled dust and microorganisms toward the mouth, away from the lower respiratory tract. B) remove microorganisms from the gastrointestinal tract. C) remove microorganisms from the lower respiratory tract. D) trap microorganisms in mucus in the upper respiratory tract. E) trap inhaled dust and microorganisms in mucus and propel it away from the lower respiratory tract.