When contraction occurs,
A) the H band gets smaller.
B) the A band remains constant.
C) the I band begins to disappear.
D) the Z lines move closer together.
E) All of the answers are correct.
E) All of the answers are correct.
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The process by which a pressure forces material through a membrane is called ________.
Fill in the blank(s) with the appropriate word(s).
Benign tumors can be damaging even though they do not spread to other parts of the body
Indicate whether the statement is true or false
Define mediastinum
A) The mediastinum is the region that contains each lung. B) The mediastinum is the region between the two pleural cavities that contains the heart, along with the great vessels, thymus, esophagus, and trachea. C) The mediastinum is the region anterior to the sternum that is pressed during cardiac pulmonary resuscitation. D) The mediastinum is the region from the diaphragm to the superior border or the rib cage and from each lateral side of the rib cage. E) The mediastinum is the serious membrane that surrounds the heart.
Deciduous teeth lack ________, whereas permanent teeth have all four types of teeth.
A. cuspids B. bicuspids C. molars D. incisors