Which of the following occurs when the permeability of blood vessels increases during inflammation?
A. removal of foreign material from the blood
B. increased blood flow to the area
C. redness and heat at the injury site
D. migration of white blood cells to the site of injury
E. no change in osmotic balance between blood and tissues
D
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The largest sesamoid bone in the body is found
A. in the vicinity of the knee. B. in the foot. C. in the hand. D. All sesamoid bones are approximately the same size.
Chemical buffer systems
a. respond in one to three minutes to changes in hydrogen ion concentration b. stimulate the respiratory center when acidosis occurs c. promote H+ excretion by the kidneys when acidosis occurs d. are the most powerful mechanism for regulating changes in [H+] within the body e. buffer changes in acid or base levels
Which type of connective tissue has the least amount of collagen?
a. reticular b. regular fibrous c. irregular fibrous d. elastic
Which of the following muscles extends the forearm and has its insertion on the ulna?
A. Coracobrachialis B. Brachialis C. Biceps brachii D. Triceps brachii E. Deltoid