The Human Skeleton and Muscles

How many bones human adult have?

• 303

• 220

• 300

• 206

Which part of skeleton protects your brain ?

• Hip bone

• Spine

• Skull

• Neck

Which of the animals below has an exoskeleton?

• Woodlouse

• Camel

• Tuna

• Falcon

We need a skeleton

• so we can move

• for support

• for protection

• All of the answers

Tags

NGSS.4-LS1-1

How does your arm bend?

• One muscles pulls your arm up.

• One muscles pulls your arm both up and down

• The bones move your arm on their own.

• A pair of muscles work together to pull the arm up and down

When a muscles contracts (pulls) the opposite muscle ...

• contracts

• expands

• relaxes

• none of these

What is this bone called?

• Spine

• Vertebrae

• Hip

• Pelvis

Which letter shows the femur?

• A

• B

• C

• D

What is a joint?

• A place where two bones meet

• The middle of a bone

• The end of a bone

• The spine

What is a muscle

• A hard outer covering of the body
• A skeleton without hard parts 
• Tissues that contract or relax to create movement 
• Large structures that are filled with fluids that help shape an animal

Tags

NGSS.MS-LS1-3