PSYC 2070 : Exam 2
Document Summary
Measures ossification, how much of skeletal cartilage changed to bone. If a child has already matured in ossification process, they will be short. Cartilage doesn"t show up as well as bone on x-ray, x-ray of hand can be a good way to indicate whether the child is still growing. Boys~ 4 weeks behind girls" skeletal age at birth. Difference increases to ~2 years when adolescence starts. Girls talk, control bowels and bladder, write and use cutlery earlier, fine motor skills. Boys are better at running, jumping, throwing, gross motor skills. Under age 5: 1 out of 3 children in the world would die. #1: diarrhea & resulting dehydration- treat with oral rehydration therapy (oht), low cost therapy but unavailable in many places. Other causes- measles, tetanus, whooping cough (can immunize) No evidence that autism is caused by early childhood immunizations. If number of children being immunized falls below a critical amount, potential for epidemic returns.
