NCLEX Updated NCLEX-PN Exam Questions and Answers by gaia

Head lag should be completely resolved by 4 months of age. Continuing head lag at 6 months of age

indicates the need for further developmental or neurological evaluation. Laying the infant on her stomach

promotes muscle development of the neck and shoulder muscles, but because of the age of this child, a referral

should be the first action. These findings are not normal for a 6-month-old infant. Significant head lag can be seen

in infants with Down syndrome and hypoxia, as well as neurologic and other metabolic disorders. Some of those

disorders might have mental retardation as a component. However, this child needs to have the referral to

determine the cause of the head lag first.Health Promotion and Maintenance

Iodine allergy might be a contraindication for contrast media, not the other allergies.Reduction of Risk Potential

Diuretics such as furosemide might deplete serum potassium. Additionally, the action of digitalis might be

potentiated by hypokalemia. These drugs are not associated with hyperkalemia. Diuretic therapy could cause

hyponatremia, not hypernatremia. Choice 4 is generally associated with poor nutrition, alcoholism, and excessive

GI or renal losses.Physiological Adaptation

Tobacco use is a predisposing factor for cancer of the tongue; the other choices are not.Reduction of Risk

Potential