Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support...

14
Bones, Muscles, Joints, and Coordinaton!

Transcript of Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support...

Page 1: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Bones, Muscles, Joints, and Coordinaton!

Page 2: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Bones!

• What are the three functions of bones?

–Support

–Movement

–Protection

Page 3: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Bones!

• There are about…..

206bones in the human body!

Page 4: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Bones Throughout Life

Bones in the skull FUSE or GROW TOGETHER as you grow to protect the brain, eyes, and inner ears.

Bones get WEAKER as we get older.

Page 5: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Joints!

What is a joint?

The place where two bones meet and bend!

There are 3 kinds of joints….

Can you name all 3?

1. Hinge 2. Gliding 3. Ball and Socket

Page 6: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Joints!

Hinge Joints…

move in 1 direction (open/close)

Examples:

• Knee

• Fingers

• Toes

• Elbow

Page 7: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Gliding Joints

Gliding joints….

move in 2 directions

Examples: Spine

Wrist

Ankle

Page 8: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Ball and Socket Joints

Ball and Socket Joints….move 3 different ways…..

• Forward/Backwards• Sideways• Rotates

Examples: Shoulder

Hip

Page 9: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Muscles!

Muscles power all movement.

Muscles CONTRACT or SHORTEN to

PULL bones, making them move.

Page 10: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Our Amazing Thumbs!

Our thumbs are……

opposable

Page 11: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Coordination!

How does our body send messages or signals?

What are the 3 steps?

Page 12: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Coordination

FirstThere is a STIMULUS

that we sense through

one of our senses

or a thought.

Page 13: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Coordination

SecondA message is sent to

the BRAIN and the

BRAIN decides what

to do.

Page 14: Bones, Muscles, Joints, and Coordinaton!. Bones! What are the three functions of bones? –Support –Movement –Protection.

Coordination

ThirdThe brain sends a

message to the body

And tells it how to

RESPOND.