Which of these is part of the middle ear?
a. external auditory meatus
b. tympanic membrane
c. cochlea
d. the ossicles

Adequate flourish intake during infancy and childhood cuts the incidence of tooth decay up to percent

Max is a child with special needs. what is the best way his family can support max? a. place max in an institution that looks after such children b. limit his exposure to the outside world c. provide max with as normal a childhood as possible d. prevent max from mixing with other children with special needs

Which of the following is not of the top health concerns in the united states