This preview shows page 1. Sign up to view the full content.
Unformatted text preview: vision. They see best at 9-12 inches away because that’s how far it is to see their mother when they breastfeed. By one year of age they can see at 20/20 vision. 3. The implantation of the fertilized egg onto the uterus wall takes place in which stage of prenatal development? a. Germinal period b. Embryotic period c. Fetal period d. Conception Answer: A. The implantation of the fertilized egg, or zygote, takes place 3 days from when the egg is first fertilized. The germinal period is the first 2 weeks of prenatal development. Thus, this takes place in the germinal period....
View Full Document
This note was uploaded on 02/17/2012 for the course PSYCH 250 taught by Professor Ward during the Winter '08 term at University of Michigan.
- Winter '08