LPN N154 IV Therapy Exam 2022/
LPN N154 IV Therapy Exam
1. (Ch 01 Quiz) 1. What percentage of body weight is attributed to ECF? A. 5%
B. 10% C. 20%
D. 40%: C. 20%
• ECF makes up about 20% of body weight.
2. (Ch 01 Quiz) 2. Which type of solution raises serum osmolarity and pulls fluid and
electrolytes from the intracellular and interstitial
compartments into the intravascular compartment? A. Isotonic
B. Solvent
C. Hypotonic
D. Hypertonic: D. Hypertonic
• The higher osmolarity of hypertonic solutions draws fluid into the intravascular compartment.
3. (Ch 01 Quiz) 3. Which electrolyte participates in neurotransmitter release at
synapses? A. Calcium
B. Magnesium
C. Phosphorus
D. Chloride: A. Calcium
• Calcium participates in neurotransmitter release at synapses.
4. (Ch 01 Quiz) 4. Intravascular infections can be prevented by which of the following
precautions?
A. Securing the venous access device with gauze
B. Changing insertion sites according to facility policy
C. Applying the tourniquet 6" to 8" (15 to 20 cm) above the insertion site
D. Washing your hands after inserting the device: B. Changing insertion sites according to
facility policy
• Intravascular infection can be prevented by alternating insertion sites.
5. (Ch 01 Quiz) 5. When capillary blood pressure exceeds colloid osmotic pressure: