IV Therapy

Question 1

What is an isotonic solution?

Answer 1

That has an osmotic pressure equal to the osmotic pressure of normal body fluid.

Question 2

What is a hypotonic solution?

Answer 2

A solution that has an osmotic pressure less than that of normal body fluid.

Question 3

What is a hypertonic solution?

Answer 3

A solution that has an osmotic pressure greater than of body fluid?

Question 4

What are some examples of Isotonic solutions?

Answer 4

0.9% NS - very common
2/3 - 1/3 - More common in hospitals for long term IV therapy
Ringers lactate - used for fluid replacement and electrolytes.
D5W - due to metabolism of glucose.

Question 5

What is a hypotonic solution?

Answer 5

0.3% NS

Question 6

What is a hypertonic solution?

Answer 6

Causes crenation. Shrink.
3.0% NS

Question 7

What are some IV solutions?

Answer 7

Crystalloids
Colloids
Blood
Oxygen carrying fluids

Question 8

What does colloids do?

Answer 8

Colloid solution do and therefore remain in the intravascular space for longer periods.

Question 9

What are signs and symptoms of an air embolism?

Answer 9

Hypotension
Cyanosis
Tachycardia
Increased venous pressure

Question 10

What is a pyrogenic reaction?

Answer 10

Occurs when foreign proteins, capable of producing fever are present in the admin set or IV solution.