Section 1: Fundamentals of IV Therapy CNJNE
IV Certification Exam - 100 Questions and answers
Which vein is most commonly used for peripheral IV insertion in adults?
A. Basilic
B. Cephalic
C. Median cubital
D. Femoral
Answer: B. Cephalic
Rationale: Cephalic vein is accessible and commonly used for short-term IV
therapy.
What is the purpose of a tourniquet during IV insertion?
A. Prevent bleeding
B. Increase arterial pressure
C. Dilate the veins
D. Limit oxygenation
Answer: C. Dilate the veins
Rationale: Tourniquets restrict venous return, making veins more visible and
palpable.
Which of the following is a contraindication for IV therapy in a specific arm?
A. Dominant hand
B. Edema
C. Previous IV insertion
,D. Freckles
Answer: B. Edema
Rationale: Edema can hinder vein visualization and affect absorption.
Which IV catheter size is preferred for rapid fluid resuscitation?
A. 24G
B. 22G
C. 20G
D. 18G
Answer: D. 18G
Rationale: A larger bore (smaller gauge number) allows higher flow rates.
How often should an IV site be assessed for signs of infiltration?
A. Every 24 hours
B. Every 4 hours
C. Every 12 hours
D. Once a shift
Answer: B. Every 4 hours
Rationale: Regular monitoring is essential to prevent complications.
Which condition is a complication of IV therapy?
A. Hyponatremia
B. Phlebitis
C. Hemorrhage
,D. All of the above
Answer: D. All of the above
Which sign indicates infiltration?
A. Redness and warmth
B. Swelling and coolness at the site
C. Pus discharge
D. Dry skin
Answer: B. Swelling and coolness at the site
What action should the nurse take if an IV becomes infiltrated?
A. Apply heat
B. Remove IV and elevate limb
C. Reinsert at the same site
D. Increase the rate
Answer: B. Remove IV and elevate limb
What is phlebitis?
A. Inflammation of a vein
B. Infiltration of fluid
C. Air embolism
D. Vein rupture
Answer: A. Inflammation of a vein
, Which type of fluid is considered isotonic?
A. D5W
B. 0.9% NaCl
C. 0.45% NaCl
D. D5NS
Answer: B. 0.9% NaCl
What does TKO (To Keep Open) mean in IV therapy?
A. High infusion rate
B. Minimal flow to maintain patency
C. Stop IV flow
D. Flush with heparin
Answer: B. Minimal flow to maintain patency
Which IV fluid is best for a patient with hyponatremia?
A. D5W
B. 0.45% NS
C. 3% NS
D. Lactated Ringer’s
Answer: C. 3% NS
Which solution is hypertonic?
A. D5W
B. 0.45% NS
IV Certification Exam - 100 Questions and answers
Which vein is most commonly used for peripheral IV insertion in adults?
A. Basilic
B. Cephalic
C. Median cubital
D. Femoral
Answer: B. Cephalic
Rationale: Cephalic vein is accessible and commonly used for short-term IV
therapy.
What is the purpose of a tourniquet during IV insertion?
A. Prevent bleeding
B. Increase arterial pressure
C. Dilate the veins
D. Limit oxygenation
Answer: C. Dilate the veins
Rationale: Tourniquets restrict venous return, making veins more visible and
palpable.
Which of the following is a contraindication for IV therapy in a specific arm?
A. Dominant hand
B. Edema
C. Previous IV insertion
,D. Freckles
Answer: B. Edema
Rationale: Edema can hinder vein visualization and affect absorption.
Which IV catheter size is preferred for rapid fluid resuscitation?
A. 24G
B. 22G
C. 20G
D. 18G
Answer: D. 18G
Rationale: A larger bore (smaller gauge number) allows higher flow rates.
How often should an IV site be assessed for signs of infiltration?
A. Every 24 hours
B. Every 4 hours
C. Every 12 hours
D. Once a shift
Answer: B. Every 4 hours
Rationale: Regular monitoring is essential to prevent complications.
Which condition is a complication of IV therapy?
A. Hyponatremia
B. Phlebitis
C. Hemorrhage
,D. All of the above
Answer: D. All of the above
Which sign indicates infiltration?
A. Redness and warmth
B. Swelling and coolness at the site
C. Pus discharge
D. Dry skin
Answer: B. Swelling and coolness at the site
What action should the nurse take if an IV becomes infiltrated?
A. Apply heat
B. Remove IV and elevate limb
C. Reinsert at the same site
D. Increase the rate
Answer: B. Remove IV and elevate limb
What is phlebitis?
A. Inflammation of a vein
B. Infiltration of fluid
C. Air embolism
D. Vein rupture
Answer: A. Inflammation of a vein
, Which type of fluid is considered isotonic?
A. D5W
B. 0.9% NaCl
C. 0.45% NaCl
D. D5NS
Answer: B. 0.9% NaCl
What does TKO (To Keep Open) mean in IV therapy?
A. High infusion rate
B. Minimal flow to maintain patency
C. Stop IV flow
D. Flush with heparin
Answer: B. Minimal flow to maintain patency
Which IV fluid is best for a patient with hyponatremia?
A. D5W
B. 0.45% NS
C. 3% NS
D. Lactated Ringer’s
Answer: C. 3% NS
Which solution is hypertonic?
A. D5W
B. 0.45% NS
