Match the spinal abnormalities with the correct definition.

 

Auscultation of bowel sounds requires the use of the diaphragm because peristaltic noises are predominantly high-pitched. The nurse must apply only light pressure to avoid stimulating the underlying smooth muscle, which could artificially increase motility. Systematic assessment begins in the right lower quadrant near the ileocecal valve, where sounds are typically most audible.

A. Hold the diaphragm of the stethoscope lightly against the abdomen in each quadrant: The diaphragm is the correct tool for capturing high-frequency bowel sounds. Light contact ensures the nurse hears the patient's baseline gastrointestinal activity without causing discomfort or reactive peristalsis. This is the standard, evidence-based technique for an abdominal assessment.

B. Hold the bell of the stethoscope lightly against the abdomen in each quadrant: The bell of the stethoscope is designed to pick up low-pitched sounds, such as vascular bruits or heart murmurs. It is not the appropriate instrument for hearing the clicks and gurgles of the intestines. Using the bell would lead to an incomplete or muffled assessment.

C. Press the diaphragm of the stethoscope firmly against the abdomen in each quadrant: Firm pressure can cause the patient to guard their muscles and may physically stimulate the bowel, producing sounds that were not present at rest. It can also cause pain if the patient has underlying tenderness. Light pressure is preferred to maintain a neutral diagnostic environment.

D. Press the bell of the stethoscope firmly against the abdomen in each quadrant: Pressing the bell firmly against the skin actually converts it into a diaphragm, but it remains ineffective for the high-pitched sounds of the gut. Furthermore, the firm pressure violates the principle of not stimulating the abdomen before completing the auscultation.

Body Mass Index (BMI) is a standardized screening tool that correlates body weight with height to estimate adiposity and nutritional risk. A value below the healthy threshold suggests protein-energy malnutrition or underlying wasting diseases. This category is associated with increased risks of impaired wound healing, sarcopenia, and compromised immune function.

A. 25.0 to 29.9 kg/m2: This range is classified as the "Overweight" category for adults. While it may carry risks for metabolic syndrome or cardiovascular disease, it does not indicate malnutrition in terms of caloric or protein deficiency. It represents a surplus of body mass relative to height.

B. <18.5 kg/m2: A BMI of less than 18.5 is the internationally recognized threshold for "Underweight." In a clinical nutritional assessment, this finding is a primary indicator of potential malnutrition. It necessitates further evaluation of dietary intake and screening for malabsorption or systemic illness.

C. 18.5 to 24.9 kg/m2: This is the "Normal" or "Healthy Weight" range for the majority of the adult population. It indicates that the individual's weight is appropriate for their height, posing the lowest risk for weight-related health problems. It is the target range for optimal nutritional status.

D. 30.0 to 39.9 kg/m2: This range identifies "Obesity" (Classes I and II). While an individual in this category can suffer from micronutrient deficiencies, the BMI itself indicates an excess of body mass rather than the depletion associated with clinical malnutrition.