Exam 1 Flashcards
the pattern of movement or change that begins at conception and continues through the human life-span
Development
development is lifelong, multidimensional, multidirectional, plastic, multidisciplinary, and contextual
Lifespan Perspective
years since birth
Chronological Age
functional capacity of organs
Biological Age
individual’s adaptive capability
Psychological Age
connectedness with others
Social Age
microsystem –> mesosystem –> exosystem –> macrosystem –> chronosystem
Bronfenbrenner’s Model
social standing or class of an individual or group
Socioeconomic Status
sperm and egg fuse together
Conception
the egg buries itself in the uterine wall ~2 weeks after conception
Implantation
name of the organism: zygote
duration: lasts between fertilization and implantation (~2 weeks)
Germinal Period
cells that become the embryo
Blastocyst
cells that support the embryo
Trophoblast
grows from head to toe
Cephalocaudal
grows from middle to extremities
Proximodistal
name of organism: embryo
duration: weeks 3-8
Embryonic Period
becomes respiratory and digestive system
Endoderm
becomes circulatory, bone/muscle, execratory, reproductive systems
Mesoderm
becomes nervous system, bones, skin
Ectoderm
clear fluid allowing the embryo to float
Amniotic Sac
connects baby to placenta
Umbilical Cord
consists of mother and baby’s blood vessels
Placenta
name of organism: fetus
duration: week 9-birth
Fetal Period
0-13 weeks; morning sickness, frequent urination, miscarriages more common
1st trimester
14-27 weeks; “golden period,” renewed energy, back pain
2nd trimester
27-40 weeks; growing fetus can cause shortness of breath, varicose veins, and/or hemorrhoids
3rd trimester
sex of baby, organ development, and support systems checked by a doctor
Ultrasound