Chronic alcohol abuse damages T-cells, white blood cells, natural killer cells, and cytokines, all important components of the immune system.Cytokines are proteins made and released by one cell that affect the behavior of other cells (e.g., activate other cells) and cell–cell interactions. Correct answer: D They are responsible for regulating the production of new immune cells from precursor cells, activating lymphocytes and phagocytes, coordinating the cell-mediated and humoral immune responses, mediating the process of inflammation, and killing cells directly
Answer:
B Heart and lungs
Explanation:
The thoracic cavity is another term for the chest cavity. It is enclosed by the ribs, spine, and breast bone, and is separated from the abdomen by the diaphragm.
It contains the heart, lungs, and the esophagus, and the blood vessels that supply them.
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If they want to manage their weight in a healthy weight they can eat healthy food no junk food
Flexibility is important because it allows muscles to remain mobile. In sports, flexibility helps with aerobic training, muscle conditioning, and may even prevent injury. Flexibility helps with balance and reduces stress on the bodies muscles. It improves everyday functions, strengthens joints, and reduces the risk of injury in everyday life.
