Human body systemsHow systems work

Overview of the Body Systems

The Circulatory SystemThe Parts:

Heart

Arteries

Arterioles

Veins

Venules

Capillaries

Deoxygenated Oxygenated

Endocrine SystemThe Parts:

Glands

Hormones

Lots of surface in a small space

Diabetes - Feedback Mechanisms

The Immune SystemThe Parts:

Antigens

Antibodies

Macrophages

How Immunity Works

The Excretory SystemThe Parts:

Kidneys

Ureters

Bladder

Urethra

Skin

Lungs

It’s all about diffusion

The Skeletal Muscular System

The Parts:

Bones

Muscles

Cartilage

Joints

Ligaments

Tendons

The Respiratory SystemThe Parts:

Nasal Cavity

Pharynx, Larynx

Trachea

Bronchi

Bronchioles

Alveoli

How it works

Watch the air pressure

It’s all about Diffusion