Lesson 9 Flashcards
Measured from the time of ovulation
Ovulation age
From 1st day of the last menstrual period is the gestational age
Length of pregnancy
These two takes place about 2 weeks after LMP
Ovlulation and fertilization
These are measured in lunar months or trimester
Ovulation age and Gestational age
How many months for pregnancy
10 months
9.5 lunar months or 3 full trimesters is equal to
38 weeks or 266 days
The spinal cord is formed and fused at midpoint
4th gestational week
Organogenesis is completed
8th week
Bone ossification forming
12th week
Discernible face features
8th week
Arms and legs developed
8th week
Sex distinguishable by outward appearance
12th week
Heartbeat audibles through doppler
12th week
Fetal heart sounds audible with ordinary stethoscope
16th week
Lanugo is formed
16th week