Describe how the arches of the foot assist in weight distribution
What will be an ideal response?
The arches absorb shock as weight distribution shifts during movements. The longitudinal arch absorbs most of the shock of steps, while the transverse arch distributes the weight evenly.
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Chemical reactions that absorb energy are called
A) exergonic. B) endergonic. C) equilibrial. D) decomposition. E) exchange.
Which of these muscles has the same action on the arm as the latissimus dorsi?
A) deltoid B) coracobrachialis C) pectoralis major D) teres major E) triceps brachii
A pacemaker that appears unexpectedly at an abnormal site in the heart muscle is called a(n) ________
A) Heart muscle cannot serve as a pacemaker. B) supplemental rhythmic center C) ectopic pacemaker D) extrasystole
Axons of the corticospinal tract cross the brainstem at the
A. middle cerebellar peduncle of the pons. B. decussation of the pyramids in the medulla oblongata. C. primary fissure of the cerebellum. D. cerebral aqueduct of the midbrain. E. hypoglossal canal.