Prenatal development
Quiz by Jill Garloff
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- Q1
About 10-12 inches long; weighs about 1- 1/2 to 2 lbs; has periods of activity followed by periods of rest and quiet
5
7
6
4
30s - Q2
About 3 inches long; weighs 1 ounce; can suck thumb, swallow, hiccup, and move around; facial features become clearer
4
3
2
5
30s - Q3
Size of a pinhead; egg attaches to lining of uterus; critical stage for brain and spinal cord development; internal organs and circulatory system begin to form; heart begins to beat
3
2
1
4
30s - Q4
About 17 to 18 inches long; weighs about 5 to 6 pounds; movements decrease; acquires disease-fighting antibodies; descends into pelvis
7
6
9
8
30s - Q5
About 14-16 inches long; weighs about 2-1/2 to 3 pounds; rapid weight gain; moves to head-down position.
7
6
8
9
30s - Q6
About 8-10 inches long; weighs about 8-12 ounces; fetus appears wrinkled; breathing movements begin
4
6
5
7
30s - Q7
About 1/4 inch long; face, eyes, ears, and limbs take shape; bones begin to form
7
5
3
2
30s - Q8
About 1 inch long; nostrils, mouth and eyelids form; buds for baby teeth appear; fingers and toes almost complete; organs present, but immature
3
2
5
4
30s - Q9
About 6-1/2 to 7 inches long; weighs 4 to 5 ounces; hair, eyelashes, and eyebrows appear; organs are maturing; becomes more active
5
6
7
4
30s - Q10
The genetic material of the egg and sperm combined to form one cell
embryo
Baby
Zygote
fetus
30s - Q11
The attachment of the fertilized egg to the uterus
Uterus
quickening
Implantation
sperm
30s - Q12
The term for a developing pregnancy from fertilization (4th week) to the end of week eight.
Zygote
Baby
Implamentation
Embryo
30s - Q13
An organ that develops in the uterus during pregnancy
Nourishment
Folic Acid
secretion
Placenta
30s - Q14
The watery substance that surrounds the growing fetus during its time in the womb. The fluid helps to cushion the baby from outside force.
Water
discharge
Amniotic Fluid
Blood
30s - Q15
A hollow rope-like tube that connects the embryo to the placenta
Tube
Line
Umbilical Cord
Belly Button
30s