A deficiency in Vitamin D contributes to all listed outcomes except____________?
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Answer: C. Microdontia
Explanation
Vitamin D deficiency disrupts normal mineralization leading to widened predentin and interglobular dentin. Defective calcification affects developing dental hard tissues during active odontogenesis stages. Microdontia is a genetic developmental size anomaly and is not caused by nutritional deficiencies. Vitamin D regulates calcium and phosphate homeostasis essential for proper bone and tooth mineralization. Inadequate systemic levels result in rickets in children and osteomalacia in adult populations. Dental alterations include enamel hypoplasia and abnormal dentin formation patterns.
Pediatric patients with nutritional deficiencies show increased susceptibility to severe dental decay. Early dietary supplementation prevents systemic skeletal deformities and dental structural defects. Clinicians must recognize systemic signs of malnutrition during comprehensive pediatric dental examinations. Widening of predentin is a direct histological consequence of impaired mineralization processes. Defective calcification characterizes the structural impairment of teeth in vitamin deficiencies. Interglobular dentin formation occurs because mineralizing globules fail to fuse properly together.
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