Skeletal System

The Human Skeleton

Tues, 28th Sept 2021

Multiple Choice

How many bones do human adult have?

• 106 bones

• 160 bones

• 206 bones

• 260 bones

Open Ended

Suggest one reason why vertebrates need skeleton and muscle.

Your super skeleton!​

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Multiple Select

Which of the following is (are) the role of skeleton? (you can choose more than one answer)

• to protect the soft organs

• to communicate with other parts of body

• to support our body to stand upright

• to help in movement

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How The Body Works

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Open Ended

Looking at the diagram, how are the bones in the arms and legs similar?

Fill in the Blanks

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Open Ended

Look at the X-ray of a mink. Do you think a mink has the same bones as a human? What evidence do you have for your answer?

Poll

Reflection:

How confidence you are about the topic being discussed earlier

• I understand everything!

• Some of the terms are hard

• I need more help

• Will you send the link to this presentation?

Open Ended

Look at the diagram. What happen to the muscles when you flex and extend your elbow

​How your elbow move....

​when you move some parts of the body, your muscles will contract / get shortened and you will feel the tension