List at least five parts of your body that you use to drink a glass of water.

Have you ever tried to sit still, without moving any muscles at all, for one

minute?

The muscular system is made up of…

Muscles and tendons

How many muscles do we have?

We have about 650 muscles in our body.

Our muscles make up half of our body weight.

Our muscles are important because they…Hold our organs in

placeHold our bones

together so that I can move

Help me chew my foodOpen and close my

eyelidsPump my bloodAllow me to run and

playHelp me to smile!

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Functions a.     Produce movement

b.     Maintain posture and body position 

c.      Support soft tissue

d.     Guard entrance and exits

e. Maintain body temperature

Did you know?????

It takes more muscles to

frown than to smile?

Why do we need tendons?Tendons attach my muscles to my bone helping

my body move.

Feel your tendon right above

your heel in the back of your leg.

This is the thickest tendon in your body.

One way to keep our muscles strong…Eat foods from

the meat group every day. They are high in protein which helps to build strong muscles.

Name some foods that are high in protein.

Another way to keep strong muscles…Exercise every day.

What are some things you can do every day to help keep your muscular system healthy?

Smooth muscleIt is found in the digestive tract and in the walls of blood.

Cardiac MuscleIt is found only in our heart

Skeletal MuscleIt is attached to our bones for

movement

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15

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Voluntary and involuntary muscles

VoluntaryMuscle action is under your

control

InvoluntaryMuscle action is not under your control

Pair workDemonstrate (explain) different resistance and

aerobic exercises. Explain the benefits of each exercise.

What is the difference between voluntary and involuntary muscle action?

Write down 3 new things you have learned in this chapter.

Write down one muscular disorder (disease).Make a conceptual map of the muscular system,

including: functions, kinds of muscles, tendons and disorders.