Which is the most commonly missed area of the hand

ATI RN

ATI RN Test Bank

Which is the most commonly missed area of the hand when performing hand hygiene?

A. The palm of the hand B. The middle and index fingers C. Back of the hand D. Around the fingernails/fingertips.

Correct Answer: D

Rationale: Fingertips and nail areas are frequently missed due to inadequate attention during washing or rubbing, per observational studies.

The first immunoglobulin response after exposure to a communicable disease pathogen or vaccination of:

A. Immunoglobulin G (IgG) B. Immunoglobulin M (IgM) C. Immunoglobulin A (IgA) D. Immunoglobulin C (IgC)

Correct Answer: B

Rationale: IgM is the first antibody produced in a primary immune response to a new pathogen or vaccine, making B correct. IgC does not exist.

A patient has a nasal swab positive for methicillin-resistant Staphylococcus aureus (MRSA) in the absence of symptoms. This is an example of:

A. Normal flora B. Colonization C. Asymptomatic infection D. Symptomatic infection

Correct Answer: B

Rationale: MRSA present without symptoms indicates colonization, not infection or normal flora, making B correct.

For which of the following procedure(s) is the surveillance period for deep incisional or organ/space SSI 90 days

A. Cesarean section B. Craniotomy C. Coronary artery bypass graft D. Laminectomy

Correct Answer: B

Rationale: NHSN lists 90-day surveillance for craniotomy and CABG, not C-section or laminectomy, making B (B, C) correct.

A pandemic differs from an epidemic in that:

A. Only one disease is involved B. It is usually vector borne C. There is a higher mortality rate D. Several countries or continents are involved

Correct Answer: D

Rationale: A pandemic spans multiple regions globally, unlike an epidemic, making D correct.

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