4 years ago

Which of the following would be the latest in the development of a human fetus?

2 answers:

6 0

I believe it would be "bones start to replace cartilage to form the beginnings of a skeleton" since that happens in months 7 and 8

Inessa [10]4 years ago

5 0

Answer:

The fetus grows to reach approximately eight centimeters in length

Explanation:

The sequence of events in foetal development of a human is as under:

Cells divide to form three germs layers named as endoderm, mesoderm and ectoderm. It happens during gastrulation which occurs in the 2nd week of pregnancy.

Soon after gastrulation, nervous system begins to develop and takes control of basic body functions.

The bone starts to replace cartilage to form beginnings of a skeleton in 12th week of pregnancy.

The foetus attains a length of 8 centimeters between 16th to 20th week of pregnancy.

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