L3: Muscles and injuries

Muscles and Joints

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Slide 1: Slide

BiologieMiddelbare schoolvwoLeerjaar 1

This lesson contains 16 slides, with interactive quizzes, text slides and 1 video.

Lesson duration is: 30 min

Items in this lesson

Muscles and Joints

Slide 1 - Slide

Answers ' type of joint' worksheet

Slide 2 - Slide

Bodies and Bones worksheet

Slide 3 - Slide

Why did only the skeleton survive in the grave and not the whole body?

Slide 4 - Open question

Slide 5 - Slide

Q#5 How did the person die?

Slide 6 - Open question

Synovial joints

- Bigger joints

- to help with movement

- cartilage

- synovial fluid

Slide 7 - Slide

Muscles

Muscles are attached to bones by tendons
They constist of small fibres

Slide 8 - Slide

Muscles move the bones

Muscles can only contract

- it becomes shorter and thicker

Some muscles need other muscles to relax

Slide 9 - Slide

www.argosymedical.com

Slide 10 - Link

Slide 11 - Video

Muscles at work

Because muscles can only contract, They work in pairs.

Example: Biceps and Triceps in the upper arm
They are called: ANTAGONISTIC PAIRS

- they each do the opposite of the other

Slide 12 - Slide

Slide 13 - Slide

Slide 14 - Slide

Slide 15 - Slide

Research about bones and muscles

Next lesson you will conduct research into bones and muscles.

Slide 16 - Slide