This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Fluoride helps in 
Select and explain. 
A. Vision, B. Dentition, C. Myelinaon, D. Joint stability
B: Dentition
Answer: B: Dentition 
Explanation: Fluoride helps in denon and reduces tooth decay,

Flourine is oen called a two edged sword


Excess intake →Causes Endemic fluorosis
Inadequate →Causes dental caries