<u>d) observing how the heart contracts to pump blood
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C Washing your hands protect themselves and patients.
Answer:
Yes
Explanation:
It's always best in case of some accidents
Chondrodermatitis nodularis helicis is an inflammatory skin condition that affects the ear. It causes a painful bump to develop on the top rim or helix of the ear or the curved piece of cartilage just inside, known as the antihelix. The condition, abbreviated to CNH, is also known as Winkler disease.