In the adolescent population, the leading cause of death is:
cancer.
motor vehicle crashes.
drug overuse.
suicide.
The Correct Answer is B
Rationale:
A. Cancer is a leading cause of death in childhood but is less common than accidents in adolescents.
B. Motor vehicle crashes are the leading cause of death among adolescents, often due to risky driving behaviors, inexperience, and impaired driving.
C. Drug overdose is a significant concern but ranks below motor vehicle accidents as a cause of death in this age group.
D. Suicide is a major cause of adolescent mortality and increasing in prevalence, but it is second to motor vehicle crashes.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Rationale:
A. Poisoning is a common unintentional injury in preschool-aged children and a significant cause of morbidity and mortality.
B. Drowning is a leading cause of death in this age group and considered an unintentional injury.
C. Physical abuse is not classified as an unintentional injury; it is intentional and a form of child maltreatment.
D. Motor vehicle crashes, including pedestrian and passenger injuries, are among the leading causes of death in preschool-aged children.
Correct Answer is A
Explanation
Rationale:
A. The most common form of congenital adrenal hyperplasia (CAH) is 21-hydroxylase deficiency. In female infants, this often results in genital ambiguity due to excess androgen production in utero, leading to virilization.
B. Hyperglycemia is not typical in CAH; infants may instead present with hypoglycemia due to salt-wasting crises in severe forms.
C. Hypokalemia is uncommon; CAH typically presents with hyperkalemia in salt-wasting forms due to aldosterone deficiency.
D. Hyponatremia can occur in salt-wasting CAH, but the most immediately observable sign in a newborn is genital ambiguity in affected females.
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