Science 7 Flashcard 17C

Front

What is the duration of each trimester?

Back

Each trimester lasts about thirteen weeks.

Front

At what age are people physically strongest?

Back

People are physically strongest when they reach their early twenties.

Front

Does your body continue to change after your twenties?

Back

No, your body mostly stops changing after your twenties.

Front

What is the correct order of development stages?

Back

The correct order is zygote, embryo, fetus.

Front

What connects a baby to the placenta?

Back

A baby is connected to the placenta by the umbilical cord.

Front

What is a zygote?

Back

A zygote is the fertilized egg that forms when a sperm cell fertilizes an egg cell.

Front

What is an embryo?

Back

An embryo is the early stage of development after the zygote, before it becomes a fetus.

Front

What is a fetus?

Back

A fetus is the stage of development after the embryo, where the major organs and structures are formed.

Front

What is the function of the umbilical cord?

Back

The umbilical cord connects the fetus to the placenta, providing nutrients and oxygen.

Front

What is the placenta?

Back

The placenta is an organ that develops in the uterus during pregnancy, providing nutrients and waste exchange between mother and fetus.