Match the type of membrane transport with the appropriate characteristic: Primary active transport.
A)Movement of a substance that utilizes a carrier, and has a concentration gradient as the source of energy
B)A passive process utilizing a protein carrier or channel
C)Movement of a substance that utilizes a carrier; energy comes directly from hydrolysis of ATP
D)Random motion of a substance resulting in movement from an area of high to lower concentration
C)Movement of a substance that utilizes a carrier; energy comes directly from hydrolysis of ATP
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As a result of hyperventilation,
A. the body pH decreases. B. the plasma PCO2 level decreases. C. the kidney will increase the rate of hydrogen ion excretion. D. more bicarbonate ions are added to the plasma. E. the plasma PCO2 level increases.
White blood cells engulf bacteria by means of ________.
A. active transport B. cotransport C. phagocytosis D. pinocytosis E. receptor-mediated endocytosis
The hamate and capitate are two adjacent carpal bones. They articulate with each other at completely flat edges that allow sliding motions when needed. The joint between the hamate and capitate is a ________ joint.
Fill in the blank(s) with the appropriate word(s).
Which of the following is the correct list of tooth anatomy from the most superficial to the deepest?
A. Enamel, root canal, dentin B. Crown, enamel, dentin C. Dentin, enamel, cementum D. Cementum, root canal, enamel E. Enamel, dentin, pulp