Which instrument is used for auscultation?

Correct Answer: C

Rationale: Auscultation involves listening to internal sounds in the body, such as heart and lung sounds. The instrument used for auscultation is a stethoscope, which allows healthcare providers to listen to these sounds. Percussion hammer is used to elicit sounds on the body, audiometer is used to measure hearing ability, and sphygmomanometer is used to measure blood pressure.

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: C

Rationale: When a client has difficulty swallowing capsule medication, the nurse should check the availability of a liquid preparation. This is a safer approach and ensures that the medication's integrity is maintained, providing an alternative form that is easier for the client to take.

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: A

Rationale: The Snellen chart is used to test visual acuity, which assesses the function of the optic nerve responsible for vision. The other options are not related to vision; olfactory relates to the sense of smell, oculomotor controls eye movement, and trochlear controls certain eye muscles.

Correct Answer: B

Rationale: The nursing process is a systematic, rational method that guides nurses in planning and delivering patient care. It involves a series of steps including assessment, diagnosis, planning, implementation, and evaluation. By utilizing the nursing process, nurses can provide individualized care tailored to the specific needs of patients, families, groups, and communities.

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: D

Rationale: The Z-track technique is the best action to prevent tracking of the medication when administering an IM injection that is irritating to the subcutaneous tissue. This technique involves pulling the skin to the side before administering the injection and then releasing the skin after the injection. By doing so, a zig-zag pathway is created, preventing the medication from leaking into the subcutaneous tissue and reducing irritation.

Correct Answer: B

Rationale: Acute illnesses are characterized by the sudden onset of severe symptoms that typically last for a short duration. These conditions usually resolve within a defined period, unlike chronic illnesses that persist over a longer time frame. Pain and syndrome are not specific types of illnesses but rather symptoms or clinical manifestations that can occur in various health conditions.