When breathing, the muscles that surround the thoracic cavity undergo ________ contractions.
A) concentric
B) eccentric
C) isotonic
D) isometric
Correct Answer:
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Q8: Muscle cells can store oxygen using the
Q9: Which of the following muscles is the
Q10: Contraction of the diaphragm results in
A)expiration.
B)inspiration.
C)a flat
Q11: Which is the primary muscle used in
Q12: The broad sheet of fibrous connective tissue
Q14: Fibrosis of muscle tissue is caused by
A)inflammation
Q15: A graded response occurs when
A)multiple motor units
Q16: A weight lifter is attempting a new
Q17: The functional unit of skeletal muscle is
A)myosin.
B)sarcolemma.
C)a
Q18: The site of attachment of a muscle
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