PSYC 2450 Chapter Notes - Chapter 5: Rh Blood Group System, Antibody, Fetus

• School: University of Guelph
• Department: Psychology
• Course: PSYC 2450
• Professor: Anneke Olthof

Document Summary

Psyc 2450 - chapter 5: birth and the newborn"s readiness for life. First stage of labour period of birth process lasting from the first regular uterine contractions until cervix us gully dilated. Second stage of labour period of birth process during which fetus moves through the birth canal and emerges from the mother"s body (also called delivery) Third stage expulsion of the placenta (afterbirth) takes 5 10 minutes. Produce activating stress hormones that help them withstand oxygen deprivation by increasing their heart rate and flow of oxygenated blood to the brain. Not especially attractive when born bluish from oxygen deprivation, may have flattened noses, misshapen foreheads, assortment of bumps and bruises. Look at 5 standard characteristics to assess infant heart rate, respiratory effort, muscle tone, colour, reflex irritability. Apgar test quick assessment of the newborn"s heart rate, respiration, colour, muscle tone, and reflexes that is used to gauge perinatal stress and to determine whether a neonate requires immediate medical assistance.