LVN Nutrition and Fluid Balance

Question 1

What are the signs of dehydration?

Accepted Answer

Decreased urine output, dry mucous membranes, poor skin turgor, elevated heart rate, and confusion

Answer

Multiple signs indicate dehydration: concentrated urine, dry mouth, skin tenting, tachycardia, and altered mental status.

Question 2

What is the purpose of I&O (intake and output) monitoring?

Accepted Answer

To track fluid balance by measuring all fluids consumed and excreted

Answer

I&O monitoring identifies fluid imbalances that could indicate kidney, heart, or other organ dysfunction.

Question 3

What are the different types of therapeutic diets?

Accepted Answer

Regular, clear liquid, full liquid, soft, mechanical soft, pureed, and specialized diets for conditions

Answer

Different conditions and abilities require modified diets to ensure adequate nutrition and prevent complications.

Question 4

What is enteral nutrition?

Accepted Answer

Nutrition delivered directly to the GI tract through a feeding tube

Answer

Enteral nutrition via nasogastric, gastrostomy, or jejunostomy tubes provides nutrition to patients who cannot eat orally but have a functioning GI tract.

Question 5

What electrolyte imbalances should LVNs monitor for?

Accepted Answer

Sodium, potassium, calcium, and magnesium — each causing specific symptoms when too high or low

Answer

Electrolyte imbalances can cause cardiac arrhythmias, muscle weakness, seizures, and other serious complications.

(LVN) Licensed Vocational Nurse Practice Test

(LVN) Licensed Vocational Nurse Practice Test

LVN Nutrition and Fluid Balance