fetal development

fetal development

By hanan khalil

Multiple Choice

When an egg is first fertilized it is known as 

• a nucleus
• an embryo
• a zygote
• a fetus

Multiple Choice

The developing embryo is fed by its mother’s blood through a tissue called the

• placenta
• vagina
• amnion
• uterus

Multiple Choice

What is the first organ that begins to function in the developing embryo?

• the lungs
• the limbs
• the brain
• the heart

Multiple Choice

The developing embryo is connected to the placenta by

• the spinal cord
• the umbilical cord
• the amniotic fluid
• the developing nerves

Multiple Choice

Week 9/ 10 the baby acquires features and is then referred to as

• an embryo
• a fetus
• a zygote
• a newborn

Multiple Choice

Approximately how many weeks after fertilization is baby is ready to be born ?

• 17 to 24
• 24 to 36
• 22 to 48
• 40 to 42

Multiple Choice

What structure protects and cushions the fetus throughout its prenatal development?

• amniotic sac and fluid

• placenta

• umbilical cord

• vagina

Multiple Choice

When the blastocyst attaches to the lining of the uterus, this is known as

• fertilization
• ovulation
• implantation
• mitosis

Multiple Choice

Which is the correct order?

• embryo, fetus, zygote
• fetus, zygote, embryo
• embryo, zygote, fetus
• zygote, embryo, fetus

Multiple Choice

The umbilical cord connects the baby to placenta. 

• True 
• False

Multiple Choice

Why is alcohol so harmful to a fetus?

• It's brain is developing, and it's liver can't filter out the alcohol.
• It tastes real bad
• Because it's too strong
• Because the fetus is under 21

Multiple Choice

What things DO NOT cause birth defects?

• Cocaine
• Alcohol
• Folic Acid in vitamins
• Exposure to ionizing radiation

Multiple Choice

Chemicals in cigarettes poses little harm to the developing fetus

• true

• false

Multiple Choice

What is it called when an egg is released from the ovary into the oviduct?

• ovulation

• ejaculation

• fertilisation

• implantation

Multiple Choice

What holds the fluid that the fetus develops and grows in?

• cord

• amniotic sac

• amniotic fluid

• placenta

Multiple Choice

What allows for movement and protects the fetus from injury?

• cord

• amniotic sac

• amniotic fluid

• placenta

Multiple Choice

Which substance moves from the placenta into the mother's blood?

• oxygen

• glucose

• carbon dioxide

• vitamins and minerals

Multiple Select

Which substances move from the mother's blood into the placenta?

• oxygen

• glucose

• carbon dioxide

• starch

Multiple Choice

The diagram below represents some stages of early embryonic development. Which process is represented by the arrows in the diagram?

• meiosis

• Mitosis

• Fertilization

• Evolution

Multiple Choice

Which of the following sequences represents the correct order of events in the formation of a human fetus?

• Zygote → Blastocyst → Embryo → Fertilization

• Fertilization → Zygote → Blastocyst → Embryo

• Blastocyst → Embryo → Differentiation → Zygote

• Fertilization → Growth → Differentiation → Zygote