Answer:
Asthma
Explanation:
The airways narrow and produce more mucus than normal which has the effects of breathing difficulty and coughing. It is a common long-term inflammatory disease of the airways in the lungs. Asthma has the effects such as wheezing, chest tightness, coughing and shortness of breath.
Answer:
The human muscular system is the machinery that drives athletic performance. Among their functions, the more than 600 skeletal muscles generate skilled movements and produce energy for sport-specific competition. ... These contractions pull on the bones of the skeleton to cause movement.
Explanation:
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The correct answer should be <span>A. Bob twists his back to pick up the materials to feed his press machine. </span>
