A Formula That Approximates the Osmolality of Normal Blood Serum

question 21

Multiple Choice

A formula that approximates the osmolality of normal blood serum:

• A) is called a hypertonic formula.
• B) is referred to as an isotonic formula.
• C) has an osmolality of approximately 500 milliosmoles per liter.
• D) is usually a hydrolyzed formula.
• E) often causes constipation with use.

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Definitions:

Coarse Rhonchi

Low-pitched, rattling lung sounds that can be heard through a stethoscope, often indicating the presence of thick mucus or blockages in the larger airways.

Fine Crackles

Small, abrupt sounds heard in the lungs during inhalation, indicative of abnormalities such as pulmonary fibrosis or heart failure.

Ventricular Fibrillation

A life-threatening heart rhythm that results in rapid, erratic electrical impulses in the ventricles, leading to ineffective pumping of blood.

Serum Potassium

The concentration of potassium in the serum part of blood, important for nerve function, muscle control, and heart function.