________ are short segments of intestine that alternately contract and relax. They are responsible for ________.
Fill in the blank(s) with the appropriate word(s).
Segmental contractions; mixing
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When ventilation is greater than is needed to remove the CO2 produced by metabolism and pH increases in the blood, this is called __________
Fill in the blank with the correct word.
The ________ is the opaque, tough part of the eye that protects more delicate structures inside.
A. lens B. choroid C. cornea D. sclera
In all living cells hydrostatic and osmotic pressures exist. Define these pressures and explain how they are used in the concept of tonicity of the cell
What will be an ideal response
Which unique function of the brain occurs in the postcentral gyrus?
A) returns cerebrospinal fluid into the circulatory system B) provides voluntary motor control to the skeletal muscles C) receives primary sensory information of touch, pressure, pain, taste, and temperature D) provides visceral motor responses, serving as center of the autonomic nervous system E) None of the answers are correct.