Exploring the Mystery of Belly Buttons

The video explains that everyone has a belly button, a scar from the umbilical cord that connects a baby to its mother. It details how belly buttons form and their presence in many mammals, while noting that egg-laying animals like birds and reptiles do not have them. The video concludes by inviting viewers to learn more about the human body.

What is another term used by doctors for belly buttons?

• Navels

• Scars

• Marks

• Patches

What is the belly button a mark of?

• A genetic mark

• A birth defect

• The spot where the umbilical cord was attached

• A previous injury

What does the umbilical cord provide to the baby?

• Movement and growth

• Warmth and protection

• Light and space

• Oxygen and nutrients

Which statement is true about the umbilical cord's function?

• It protects the baby from external harm

• It is used for the baby's movement

• It transfers nutrients from the mother to the baby

• It helps the baby breathe after birth

What happens to the umbilical cord after a baby is born?

• It is cut and falls off

• It changes color

• It is preserved

• It grows longer

What happens to the umbilical cord in the weeks following birth?

• It becomes a permanent part of the body

• It falls off like an old scab

• It transforms into a different organ

• It is absorbed back into the body

Which animals also have belly buttons similar to humans?

• Reptiles

• Insects

• Chimpanzees and gorillas

• Fish and birds

How do mammals other than humans typically sever the umbilical cord?

• Using tools

• Using leaves

• It detaches on its own

• By biting it off

Why don't egg-laying animals have belly buttons?

• They grow outside the mother's body

• They don't need nutrients

• They breathe air from birth

• They are aquatic

What is the primary reason belly buttons are considered important?

• They store food

• They are aesthetic

• They were vital before birth

• They help in movement