Feature of deficiency of the enzyme alkaline phosphatase:
Correct Answer: Absence of cementum.
Description: Hypophosphatasia is due to deficiency of enzyme alkaline phosphatase in serum or tissues and excretion of phosphoethanol amine in the urine.
Loosening and premature loss deciduous teeth. Chiefly the incisors, irregular qualifications of metaphyses of long bones are important features. The teeth characteristically shows absence of cementum as a result of failure of cementogenesis. So, there is no sound functional attachment of the tooth to bone by periodontal ligament and this accounts for early toss of deciduous teeth.
Category:
Pathology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now