Answer:
by moistening, heating, and purifying air as it proceeds down the airways
Explanation:
The upper respiratory system support good health by moistening, heating, and purifying air as it proceeds down the airways.
Answer:
True
Explanation:
When you exercise, your body releases chemicals called endorphins. These endorphins interact with the receptors in your brain that reduce your perception of pain. Endorphins also trigger a positive feeling in the body, similar to that of morphine.
Answer:
the muscle tissues of arteries are thicker than the muscle tissues of veins.
Explanation:
the muscle tissues of arteries are thicker than those of veins because they carry oxygenated bloody to all the body parts(except the pulmonary artery)
Red blood cell antibodies may show up in your blood if you are exposed to red blood cells other than your own. Antibody serology tests check for the presence or level of specific antibodies in the blood.
The feel and rush of adrenaline or the feeling of completion
