Matching
A) Flexor carpi ulnaris
B) Flexor digitorum profundus
C) Extensor carpi radialis brevis
D) Extensor pollicis longus and brevis
18) Powerful flexor and adductor of hand.
19) Flexes distal interphalangeal joints.
20) Stabilizes the wrist during finger extension.
21) Extends and abducts the hand.
22) Extends the thumb.
18) A 19) B 20) A 21) C 22) D
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A 64-year-old man is admitted to the hospital for nonhealing pressure ulcers to his heels. He has been bedridden for 10 years because of a degenerative muscle disease. Explain why protein would be an important part of his diet to promote wound healing.
What will be an ideal response?
How fast would the heart beat if the AV node were diseased, as occurs in total heart block?
A. 20 to 40 beats per minute B. The heart rate would be very erratic, and rates would fluctuate widely. C. An average of 75 beats per minute D. 40 to 60 beats per minute E. More than 90 beats per minute
In the systemic circuit, which of these best describes active hyperemia?
A. Decreased blood flow to tissues that results in vasoconstriction B. Decreased blood flow to tissues that results in vasodilation C. Increased blood pressure that drives blood more rapidly through tissues D. Increased metabolic activity that results in vasoconstriction E. Increased metabolic activity that results in vasodilation
Blood moving through the aortic semilunar valve is now oxygenated blood.
a. true b. false