Body Systems

By Stephanie

The Muscular System

• The muscular system enables the body to move.

The Muscular System

• The three muscle Smooth muscle, Cardiac muscle and Skeletal muscles.

• The Smooth muscle is found in the digestive tract and the blood vessels.

• Cardiac muscle is a special type of muscle found only in your heart.

• Skeletal muscle are attached to your bones for movement, and they

help protect your inner organs.

The Muscular System

• Tendon a tough connective tissue that connects skeletal muscles to bones.

The Muscular System

• Aerobic Exercise: are activities such as jogging, cycling, skating, swimming, or walking.

• Aerobic Exercise increases the size and strength of your skeletal muscles.

Muscle Injuries

• Before any exercise muscles should be warmed up, to reduce the risk of injury.

• A muscle strain is the overstretching or tearing of a muscle.

The Respiratory System

• The respiratory system consists of the lungs, throat, and passageways that lead to the lungs.

• Breathing is made possible by the respiratory system.

The Respiratory System

• Nose is the primary passageway into and out of the respiratory system.

• Pharynx air flows into it from the nose.

• Larynx contains the vocal cords.

• Trachea is a passageway for air from the larynx to the lungs.

• Bronchi 2 tubes that connects.

The Respiratory System

• Trachea is a passageway for air from the larynx to the lungs.

• Bronchi 2 tubes that connects the lungs to the trachea.

• Lungs a saclike organ that takes oxygen and delivers it to the blood.

Respiratory Disorders

• Respiratory Disorders: asthma, bronchitis, pneumonia, and emphysema.

The Hazards of Smoking

• Smoking is the leading cause of lung diseases, such as emphysema and lung cancer.

References

• Holt Science Technology

• Life Science