muscle basics
muscle
movement
Myasthenia gravis
muscle health
muscle facts
100

This type of muscle is attached to bones and helps the body move.


skeletal muscle 

100

When a muscle tightens and shortens, it is called this.


contraction 

100

Myasthenia gravis mainly causes this problem in the body.


muscle weakness 

100

This helps strengthen muscles and improve endurance.


exercise 

100

Humans have more than this many muscles in their body.


600

200

The tissue that connects muscle to bone is called this.


tendon

200

The biceps are located on this body part.


the arm 

200

Myasthenia gravis is this type of disease where the immune system attacks the body.


autoimmune disease 

200

This nutrient helps muscles grow and repair themselves.


protein 

200

This is the largest muscle in the human body.


glutes 

300

Muscles can only do this action, which is why they work in pairs.


pull or contract

300

This body system works with muscles to allow movement.


skeletal system 

300

A common symptom of myasthenia gravis is drooping of these.


eyelids 

300

Stretching before activity helps prevent these painful injuries.


muscle strains or injury’s 

300

This facial muscle helps you smile.


zygomaticus muscle


400

This muscle controls the beating of the hear


cardiac muscle 

400

Muscles help the body maintain this and prevent falling.


balance 

400

People with myasthenia gravis may have trouble doing this because throat muscles weaken.


swallowing or speaking 

400

Not drinking enough water can lead to these painful muscle tightenings.


muscle cramps 

400

The strongest muscle based on force is found in this part of the body.


the jaw

500

The diaphragm helps with this important body function.


breathing 

500

This mineral is important for proper muscle contractions.


calcium 

500

In myasthenia gravis, signals between nerves and muscles become this.


blocked or weakened 

500

Muscles need this after exercise to repair and recover.


rest or sleep

500

This happens to muscles after a workout when tiny tears repair and grow stronger.


muscle growth or muscle hypertrophy