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Psychology (3,337)
PSYC 2450 (267)
Chapter 5

PSYC 2450 Chapter 5: Textbook Notes - Chapter 5
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Department
Psychology
Course
PSYC 2450
Professor
Carol Anne Hendry
Semester
Winter

Description
CHAPTER 5 BIRTH AND THE NEWBORNS READING FOR LIFE CHILDBIRTH AND THE PERINATAL ENVIRONMENT Perinatal Environment: Perinatal environment refers to the environment surrounding birth The Birth Process (p.140) First Stage of Labour: The period of the birth process lasting from the first regular uterine contractions until the cervix is fully dilated. fetus is positioned at the cervical opening. Second Stage of Labour: The period of the birth process during which the fetus moves through the birth canal and emerges from the mothers body (also called diversity). Third Stage of Labour: Expulsion of the placenta (afterbirth). First Stage of Labour Dilation occurs, contractions spaced 1015 minutes, more intense as progresses, 14 hours for first pregnancy, then decreases from 38 hours for children after. Second Stage of Labour Starts when fetus head passes through the cervix, ends when baby is delivered. 0.5hours to 1.5hours Third Stage of Labour uterus contracts again. 5 10 minutes. The Babys Experience (p.141) Fetus are stressed during birth: o Helpful by increasing heart rate and bring more blood flow to brain, while oxygen deprived. o Ensure awake to start breathing. o Babies calm in few minutes. The Babys Appearance Blue from oxygen deprivation usually Nose can be squished or head a funny shape or bruises form birth canal. 50 cm long, 33.5 kg Assessing the Babys Condition Apgar test: A quick assessment of the newborns heart rate, respiration, colour, muscle tone and reflexes that is used to gauge perinatal stress and to determine whether a neonate requires immediate medial assistance. Out of 10. Tested twice, 2nd time 5 min later. 710 good, 4()10 bad. Neonatal Behavioural Assessment Scale (NBAS): A test that assesses a neonates neurological integrity and responsiveness to environmental stimuli. Assess strength of 20 inborn reflexes reaction to other comforting stimuli. If child is sluggish or irritable possible infant will not receive enough playful stimulation and comforting making it hard for them create appropriate emotional ties. Extremely unresponsive could mean brain damage or neurological problems. NBAS training provided to help counteract the behavioural issues very effective. Labour and Delivery Medications (p.143)
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