New immunization requirements for schools in Ohio will start with the 2016/2017 school year. acellular pertussis) vaccine. Students entering 12th grade will need to have a second dose of meningococcal vaccine. dose must be administered on or after the 16th birthday.
Altricial, meaning requiring nourishment, refers to a pattern of growth and development in organisms which are incapable of moving around on their own soon after hatching or being born.
auricle noun [ C ] (HEART) âº 1  one of the two spaces in the top part of the heart that receive blood from the veins and push it down into the ventricles (= lower spaces) âº 2  also pinna the part of the ear on the outside of the head.