Correct Answer: B

Rationale: Bed making is the term used to describe the process of preparing the bed with a new set of linens. This includes changing the sheets, pillowcases, and adding any additional bedding to make the bed clean, fresh, and comfortable for the next use.

Correct Answer: B

Rationale: The primary purpose of handwashing is to prevent the transfer of microorganisms. Proper hand hygiene helps reduce the risk of spreading harmful bacteria and viruses, thus promoting overall health and preventing infections.

Correct Answer: A

Rationale: Resonance refers to the quality of sound produced by vibrations that are reinforced by other vibrations of the same frequency. In the context of the human body, resonance is often associated with sounds produced by air-filled structures like the lungs, vocal cords, and resonating cavities. Therefore, the best description of resonance from the given options is 'Sounds created by air-filled lungs.' This choice aligns with the concept of resonance as it relates to sound production in the human body.

Correct Answer: B

Rationale: The knee-chest position is correctly identified as the genu-pectoral position. In this position, a person rests on their knees and chest with the abdomen raised and the head turned to one side. This position is commonly used in medical examinations and procedures involving the rectal or pelvic areas, allowing for better visualization and access.

Correct Answer: C

Rationale: The correct answer is the stomach. The stomach is a muscular organ located slightly to the left in the abdominal cavity. It serves as a temporary storage site for food where it is mixed with digestive enzymes and acids to begin the process of digestion.