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NURS 215 EXAM 2 (ARIZONA COLLEGE OF
NURSING )2024-2025 ACTUAL EXAM COMPLETE
150 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES (VERIFIED
ANSWERS) |ALREADY GRADED A+
What is the reservoir in the chain of infection? - CORRECT
ANSWER-where pathogens can live and multiply,
ex. human, animal, food, or organic matter
what is the portal of exit in the chain of infection? - CORRECT
ANSWER-where the pathogen can leave the reservoir and
spread
ex body fluids, respiratory, GI tract, skin, MM
What are the stages of an infection? - CORRECT ANSWER-1.
Incubation-Interval between the pathogen entering the body and
presentation of the first finding
2. Prodromal stage-Interval from onset to more distinct findings,
the pathogen multiples during this time
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3. Illness stage- Interval when findings specific to the infection
occur
4. Convalescence- Interval when acute findings disappear, total
recovery taking days to months
Lab values associate with infections - CORRECT ANSWER-
Leukocytosis- WBC greater than 10,000
Left shift- increase neutrophils
Elevated Erythrocyte sedimentation over 20mm/hr
Positive culture
Contact transmission examples - CORRECT ANSWER-D+,
CDF, open wounds, and MRSA
Droplet Transmission examples - CORRECT ANSWER-
Pneumonia, pertussis, strep, COVID-larger than 5cmg, and RSV
Airborne examples - CORRECT ANSWER-Covid-smaller than
5mcg, measles, TB, Varicella
vector transmission - CORRECT ANSWER-lyme, mosquito
transmission, west nile, and malaria
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hand hygiene - CORRECT ANSWER-Wash hands with
antimicrobial soap when in contact with contaminants,
do not use soap and water, not alcohol if C. Diff is suspected
Cough etiquette - CORRECT ANSWER-Using facial tissues to
contain respiratory secretions & prompt disposal
Weaning surgical mask when coughing to minimize
contamination of surrounding area
Turning head when coughing and staying a minimum distance
of 3 feet away from others
Performing hand hygiene after contact with respiratory
secretions or contaminated objects
standard precautions (tier 1) - CORRECT ANSWER-Protect
against the spread of infection through blood, body fluids,
mucous membranes and non-intact skin
Must be used for all patients
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Applies to all body fluids except sweat, non-intact skin, and MM
Includes hand hygiene, PPE, disinfection, sharps injury
prevention, safe injection practices, cough etiquette and waste
management
Masks, eye protection, and face shields if possibility of body
fluids splashing
Hand hygiene after removal of gloves
Clean all client care equipment
Contact transmission precautions - CORRECT ANSWER-
Precautions to protect visitors and caregivers when they are
within 3ft
RSV, shigella, enteric diseases, wound infection, impetigo,
scabies, MRSA
Private room
Gloves and gowns
