Which of the following is the most significant source of blood flow resistance?
A) blood viscosity
B) blood vessel diameter
C) total blood vessel length
D) blood vessels type
B
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__________ is the slow wave of contraction that progresses down the GI tract to push food along its length
Fill in the blank with the correct word.
Proteins that assist the movement of a substance across the membrane are called ________ proteins.
A. intercellular attachment B. cytoskeleton C. transport D. catalytic E. identification
Damage to a bone because of extreme load, sudden impact, or stresses applied from an unusual direction is called a
A) sprain. B) fracture. C) hematoma. D) callus. E) displacement.
The change in size of the bone marrow (where blood cells are produced) as an infant matures is an example of ________, whereas the transformation of blood stem cells into white blood cells is an example of ________.
A. development; differentiation B. growth; differentiation C. growth; development D. differentiation; growth E. differentiation; development