The palm of the hand is formed by the ________ bones.
Fill in the blank(s) with the appropriate word(s).
metacarpal
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Stretching a myocardial cell
A) decreases the force of a contraction and allows more Ca2+ to enter. B) only increases the force of contraction. C) only decreases the force of a contraction. D) allows more Ca2+ to enter and increases the force of a contraction. E) only allows more Ca2+ to enter.
Muscle fibers are arranged in bundles called ________.
A. fascicles B. retinacula C. groups D. compartments E. aponeuroses
The countercurrent multiplier system
A. is assisted by hormones. B. is found in the collecting duct. C. has fluid flowing in parallel tubes in opposite directions. D. Both "has fluid flowing in parallel tubes in opposite directions" and "maintains the solute concentration of the medullary interstitial fluid" is correct. E. maintains the solute concentration of the medullary interstitial fluid.
What are the attachments of the extensor hallucis longus?
a. Proximal anterior fibula to the dorsal surface of toes two through five b. Distal anterior fibula to the fifth metatarsal c. Proximal anterior tibia to the medial foot d. Middle anterior fibula to the dorsal surface of the big toe