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Week 3 PSYC 201 Lifespan Development

by: Samantha Fore

Week 3 PSYC 201 Lifespan Development PSYC 201

Marketplace > Ivy Tech Community College > Psychlogy > PSYC 201 > Week 3 PSYC 201 Lifespan Development
Samantha Fore
Ivy Tech Community College
GPA 4.0

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About this Document

These notes cover week 3 (chapter 3) of a lifespan development course.
Lifespan Human Development
Class Notes
lifespan development, Human Lifespan Development, Psychology, PSYC 201
25 ?




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This 2 page Class Notes was uploaded by Samantha Fore on Thursday December 31, 2015. The Class Notes belongs to PSYC 201 at Ivy Tech Community College taught by in Fall 2015. Since its upload, it has received 18 views. For similar materials see Lifespan Human Development in Psychlogy at Ivy Tech Community College.

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Date Created: 12/31/15
Chapter 3 Dominant­recessive pattern­ pattern of inheritance in which a single dominant gene  influences a person’s phenotype but two recessable genes are necessary to produce an  associated trait Phenotype­ individual’s set of characteristics; such as personality Genotype­ genetic blueprint of each individual Polygenic inheritance­ pattern of inheritance in which many genes influence a trait Autosomal disorders­ caused by genes located on the autosomes (chromosomes other  than sex chromosomes); PKU, sickle­cell (red blood deformities; Western  African/African American individuals are more likely to have), cystic fibrosis, albinism,  Huntington’s; high­blood pressure, and schizophrenia are some examples Sex­linked disorders­ caused by recessive genes; red­green color blindness, hemophilia  are some examples Cephalocaudal pattern­ growth that proceeds from the head downward; brain before  reproduction  Proximodorsal pattern­ growth that proceeds from the middle of the body outwards;  ribcage before fingers Teratogens­ substances like viruses and drugs that can cause birth defects Ultrasonography­ produced by the echoes that result from bouncing sound waves of  internal tissues Chorionic villus sampling­ cells are extracted from the placenta and used in a variety of  lab tests during the early weeks of prenatal development Amniocentesis­ done within 14­16 weeks of pregnancy; needle is used to extract amniotic fluid containing fetal cells; tested in variety of ways to diagnose chromosomal and  genetic disorders Birth choices­ midwife (encouraged for uncomplicated pregnancies; certified nurse­ midwives), anesthesia (given latter in labor to block pain either totally or in certain  areas), natural (Lamaze; women rely on psychological and behavioral methods of pain  management rather than on drugs), Cesarean (delivery of an infant through incisions in  the abdominal and uterine walls)  Apgar scale­ baby receives a score of 0, 1, 2, and each of 5 criteria (heart, respiratory,  muscle tone, stimulation of feet, and color) after about 5 minutes after birth; 85­90% of  babies score 9­10; score of 7=no danger; 3 or less=critical 


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