In the seventh week of the embryo's development
It is NOT active in the developing fetus.
Yes, it is true that in a developing fetus, the long bones are initially formed from hyaline cartilage. This cartilage serves as a scaffold that is gradually converted into bone through a process known as endochondral ossification.
The organ where the developing fetus resides is called the uterus. This is where the fetus grows and matures inside the female.
A fetus is a developing baby.
Bone starts as cartilage in the fetus. As the fetus takes on the final shape, this cartilage arranges, and enough hardening occurs in the limbs to allow the creature to stand shortly after birth. At that point, all the bones begin to harden, and continues to harden all throughout life. Bones contain a level of cartilage all the way until old age.
a developing fetus receives nourishment from the placenta, which is burrowed into the uterus
The embryonic period extends to the end of the eight week. After the embryonic period (8weeks), the developing human is called a fetus.
The umbilical cord, which carries oxygenated blood to the fetus and waste away from the fetus. The belly button is where the cord was attached to the developing baby.
no
Harmful chemicals or viruses that can be transferred from a mother to her developing fetus are called teratogens.
The uterus is the chamber that houses and nurtures the developing fetus during pregnancy. It provides the necessary environment for the fetus to grow and develop until it is ready for birth.
The liver and spleen serve as sites for blood cell production in a developing fetus, but the lungs do not.