NR224 FINAL EXAM STUDY GUIDE
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
CHAMBERLAIN
1. Who is at increased risk of infection? - ANSWER ✔ -elderly
-infants
-immobility
-autoimmune
-malnourished
-immunocompromised
-transplant
-chemo
-HIV
-steroids
2. Body's Natural Defenses - ANSWER ✔ -skin
-mucus membranes
-saliva/tears/sweat
-inflammation
-GI/GU (flushing)
-immune system
-respiratory tract (cilia/cough)
3. What is the nurses role in infection control? - ANSWER ✔ assess,
education, use proper precautions
4. Chain of Infection - ANSWER ✔ 1. Infectious Agent
2. Reservoir
3. Portal of Exit
,4. Mode of Transmission
5.Portal of Entry
6. Susceptible Host
*goal is to break the chain
5. Infectious Agent - ANSWER ✔ -bacteria, virus, protozoa, fungus
-resident flora: bacteria that is already present
-transient flora: attaches to the skin -> causes infection
-virulence: strength
6. Reservoir - ANSWER ✔ -H2O, body fluids, animals, insects, food, people
-needs proper environment (temp, pH, light, O2)
7. Portal of Exit - ANSWER ✔ -body fluids, respiratory tract, GI, GU, mucus
membranes, skin, blood, transplacental
8. Mode of Transmission - ANSWER ✔ -direct contact: fecal-oral, shaking
hands (contact precautions
-indirect contact: objects, needles (contact precautions)
-droplet: 3ft travel, bigger (droplet precautions)
-airborne: smaller, evaporated droplets (airborne precautions)
9. Tier 1 - ANSWER ✔ standard precautions: hand-washing, gloves, needle
safety, proper disposal of biohazard
10.Tier 2 - ANSWER ✔ contact: gown and gloves (MRSA, VRE)
modified contact: soap, water, bleach based products (CDIFF)
droplet: mask, gloves, gown (flu, pneumonia)
airborne: negative air flow, hepa filter, antiroom, N95 mask, gown, gloves (TB,
measles, varicella, meningitis)
11.Port of Entry - ANSWER ✔ -preferably same as exit
12.Susceptible Host - ANSWER ✔ -ability to get infection, vaccinations make
host lest susceptible
,13.A nurse knows that patient education has been effective when the patient
states - ANSWER ✔ "I will rotate the location where I give myself
injections."
14.Which statement by the patient is an indication to use the Z-track method? -
ANSWER ✔ "The last shot like that turned my skin colors."
15.A 2-year-old child is ordered to have ear irrigation performed daily. The
nurse correctly performs the procedure by - ANSWER ✔ Pulling the
auricle down and back to straighten the ear canal.
16.A patient has an order to receive 10 units of U-50 insulin. The nurse is using
a U-100 syringe. How many units should the nurse draw up in the syringe
and administer? - ANSWER ✔ 20 units
17.A patient has an order to receive 20 units of U-50 insulin. The nurse is using
a U-100 syringe. How many units should the nurse draw up in the syringe
and administer? - ANSWER ✔ 0.4 mL
18.The patient is to receive phenytoin (Dilantin) at 0900. The nurse knows that
the ideal time to draw a trough level is - ANSWER ✔ 0830.
19.A patient who has been receiving intermittent chemotherapy through a
peripheral IV site is ordered to receive a high dose of vancomycin through
the same vein. Why does this concern the nurse? - ANSWER ✔
Chemotherapy is irritating to the vascular system and may cause the vein to
infiltrate.
20.A physician orders 1000 mL of normal saline to infuse at a rate of 50 mL/hr.
The nurse plans on hanging a new bag at what time? - ANSWER ✔ 20
hours
21.The nurse is preparing to administer a 0.5-mL rabies vaccine into the deltoid
muscle of a patient. Which needle size is best for the procedure? - ANSWER
✔ 25 gauge x 5/8 inch
22.The nurse knows that the purpose of aspiration on IM injections is to -
ANSWER ✔ Ensure proper placement of the needle.
, 23.The nurse is giving an IM injection. Upon aspiration, the nurse notices blood
return in the syringe. What should the nurse do? - ANSWER ✔ Withdraw
the needle and prepare the injection again.
24.The nurse is planning to administer a tuberculin test with a 27-gauge, 3/8-
inch needle. The nurse should insert the needle at an angle of _____ degrees.
- ANSWER ✔ 15
25.The nurse is preparing to administer eardrops to an infant. The nurse should
plan to proceed by taking which step to assure the appropriate instillation of
the medication? - ANSWER ✔ Pull down and back on the auricle, and
direct the solution toward the wall of the ear canal.
26.When a client requests pain medication, the nurse administers a
ventrogluteal intramuscular injection. After administration of the injection,
what should the nurse do first? - ANSWER ✔ Apply gentle pressure to the
injection site.
27.When a medication is being administered, the safest and most accurate way
for the nurse to verify the identity of a client is to implement which action? -
ANSWER ✔ Ask the client to state her name and birth date.
28.A client's prescribed medication is available for injection in an ampule. The
nurse determines that which is the most appropriate action when preparing to
draw up this medication? - ANSWER ✔ Shake the ampule gently to mix
the contents.
29.The best route for getting nutrition into a patient - ANSWER ✔
gastrointestinal tract
30.When should a client start receiving nutrition after a major trauma -
ANSWER ✔ Within 72 hours
31.Which is important for illness recovery and wound healing? - ANSWER ✔
Proteins
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
CHAMBERLAIN
1. Who is at increased risk of infection? - ANSWER ✔ -elderly
-infants
-immobility
-autoimmune
-malnourished
-immunocompromised
-transplant
-chemo
-HIV
-steroids
2. Body's Natural Defenses - ANSWER ✔ -skin
-mucus membranes
-saliva/tears/sweat
-inflammation
-GI/GU (flushing)
-immune system
-respiratory tract (cilia/cough)
3. What is the nurses role in infection control? - ANSWER ✔ assess,
education, use proper precautions
4. Chain of Infection - ANSWER ✔ 1. Infectious Agent
2. Reservoir
3. Portal of Exit
,4. Mode of Transmission
5.Portal of Entry
6. Susceptible Host
*goal is to break the chain
5. Infectious Agent - ANSWER ✔ -bacteria, virus, protozoa, fungus
-resident flora: bacteria that is already present
-transient flora: attaches to the skin -> causes infection
-virulence: strength
6. Reservoir - ANSWER ✔ -H2O, body fluids, animals, insects, food, people
-needs proper environment (temp, pH, light, O2)
7. Portal of Exit - ANSWER ✔ -body fluids, respiratory tract, GI, GU, mucus
membranes, skin, blood, transplacental
8. Mode of Transmission - ANSWER ✔ -direct contact: fecal-oral, shaking
hands (contact precautions
-indirect contact: objects, needles (contact precautions)
-droplet: 3ft travel, bigger (droplet precautions)
-airborne: smaller, evaporated droplets (airborne precautions)
9. Tier 1 - ANSWER ✔ standard precautions: hand-washing, gloves, needle
safety, proper disposal of biohazard
10.Tier 2 - ANSWER ✔ contact: gown and gloves (MRSA, VRE)
modified contact: soap, water, bleach based products (CDIFF)
droplet: mask, gloves, gown (flu, pneumonia)
airborne: negative air flow, hepa filter, antiroom, N95 mask, gown, gloves (TB,
measles, varicella, meningitis)
11.Port of Entry - ANSWER ✔ -preferably same as exit
12.Susceptible Host - ANSWER ✔ -ability to get infection, vaccinations make
host lest susceptible
,13.A nurse knows that patient education has been effective when the patient
states - ANSWER ✔ "I will rotate the location where I give myself
injections."
14.Which statement by the patient is an indication to use the Z-track method? -
ANSWER ✔ "The last shot like that turned my skin colors."
15.A 2-year-old child is ordered to have ear irrigation performed daily. The
nurse correctly performs the procedure by - ANSWER ✔ Pulling the
auricle down and back to straighten the ear canal.
16.A patient has an order to receive 10 units of U-50 insulin. The nurse is using
a U-100 syringe. How many units should the nurse draw up in the syringe
and administer? - ANSWER ✔ 20 units
17.A patient has an order to receive 20 units of U-50 insulin. The nurse is using
a U-100 syringe. How many units should the nurse draw up in the syringe
and administer? - ANSWER ✔ 0.4 mL
18.The patient is to receive phenytoin (Dilantin) at 0900. The nurse knows that
the ideal time to draw a trough level is - ANSWER ✔ 0830.
19.A patient who has been receiving intermittent chemotherapy through a
peripheral IV site is ordered to receive a high dose of vancomycin through
the same vein. Why does this concern the nurse? - ANSWER ✔
Chemotherapy is irritating to the vascular system and may cause the vein to
infiltrate.
20.A physician orders 1000 mL of normal saline to infuse at a rate of 50 mL/hr.
The nurse plans on hanging a new bag at what time? - ANSWER ✔ 20
hours
21.The nurse is preparing to administer a 0.5-mL rabies vaccine into the deltoid
muscle of a patient. Which needle size is best for the procedure? - ANSWER
✔ 25 gauge x 5/8 inch
22.The nurse knows that the purpose of aspiration on IM injections is to -
ANSWER ✔ Ensure proper placement of the needle.
, 23.The nurse is giving an IM injection. Upon aspiration, the nurse notices blood
return in the syringe. What should the nurse do? - ANSWER ✔ Withdraw
the needle and prepare the injection again.
24.The nurse is planning to administer a tuberculin test with a 27-gauge, 3/8-
inch needle. The nurse should insert the needle at an angle of _____ degrees.
- ANSWER ✔ 15
25.The nurse is preparing to administer eardrops to an infant. The nurse should
plan to proceed by taking which step to assure the appropriate instillation of
the medication? - ANSWER ✔ Pull down and back on the auricle, and
direct the solution toward the wall of the ear canal.
26.When a client requests pain medication, the nurse administers a
ventrogluteal intramuscular injection. After administration of the injection,
what should the nurse do first? - ANSWER ✔ Apply gentle pressure to the
injection site.
27.When a medication is being administered, the safest and most accurate way
for the nurse to verify the identity of a client is to implement which action? -
ANSWER ✔ Ask the client to state her name and birth date.
28.A client's prescribed medication is available for injection in an ampule. The
nurse determines that which is the most appropriate action when preparing to
draw up this medication? - ANSWER ✔ Shake the ampule gently to mix
the contents.
29.The best route for getting nutrition into a patient - ANSWER ✔
gastrointestinal tract
30.When should a client start receiving nutrition after a major trauma -
ANSWER ✔ Within 72 hours
31.Which is important for illness recovery and wound healing? - ANSWER ✔
Proteins
