Organ systems- major organs

Major organs of the digestive system

• Kidneys, nephrons
• Stomach, intestines, mouth
• Heart, blood vessels, blood
• Liver, kidneys, heart

Major organs of the nervous system

• Kidneys, nephrons
• Stomach, intestines, mouth
• Heart, blood vessels, blood
• Brain, spinal cord, nerve

Major organs of the skeletal system

• Muscles, tendons
• Bones, ligaments
• Marrow, periostium, nerves
• Ribs, quadriceps, femur

Heart, blood vessels, blood

• Digestive system
• Excretory system
• Circulatory system
• Immune system

Nose, trachea, lungs, alveoli

• Respiratory system
• Endocrine system
• Muscular system
• Skeletal system

Kidneys, lungs, skin, nephrons

• Digestive system
• Excretory system
• Integumentary system
• Respiratory system

Major organs of the muscular system

• Shoulder-blade, kneecap, triceps
• Muscles, tendons
• Bones, ligaments
• Heart, intestines, stomach

Major organs of the immune system

• Kidneys, lymph nodes, nose
• Stomach, brain, pituitary gland
• Skin, stomach, breathing passages, blood
• Bacteria, virus, fungi

Pituitary gland, pancreas, thyroid, adrenal gland

• Digestive system
• Integumentary system
• Endocrine system
• Immune system