NMBI Nutrition and Fluid Balance 2

Question 1

Which body mass index (BMI) range is classified as 'normal weight' by the World Health Organization?

Accepted Answer

18.5–24.9

Answer

15.0–18.4

Answer

25.0–29.9

Answer

30.0–34.9

Question 2

A patient receiving nasogastric (NG) tube feeding develops diarrhoea, abdominal cramping, and vomiting. What is the MOST likely cause?

Accepted Answer

Feeding rate too fast

Answer

Tube displacement

Answer

Incorrect tube placement in the lung

Answer

Constipation

Question 3

Before commencing a nasogastric tube feed, what is the GOLD STANDARD method for confirming correct tube placement?

Accepted Answer

Checking aspirate pH with a CE-marked pH strip

Answer

Auscultating air insufflation over the stomach

Answer

Asking the patient to speak

Answer

Testing gastric residual volume

Question 4

Which condition describes excessive fluid accumulation in the interstitial spaces of tissues?

Accepted Answer

Oedema

Answer

Dehydration

Answer

Ascites

Answer

Hypovolaemia

Question 5

A patient who has been starved for an extended period begins re-feeding. What dangerous metabolic complication must nurses monitor for?

Accepted Answer

Refeeding syndrome

Answer

Hypernatraemia

Answer

Hypercalcaemia

Answer

Metabolic alkalosis

Question 6

Which vitamin deficiency is directly associated with impaired wound healing and scurvy?

Accepted Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin B12

Answer

Vitamin D

Question 7

A patient presents with muscle weakness, cardiac arrhythmias, and a serum potassium of 2.9 mmol/L. Which condition does this describe?

Accepted Answer

Hypokalaemia

Answer

Hyperkalaemia

Answer

Hyponatraemia

Answer

Hypermagnesaemia