1. Body systems overview

2. Body System
Major Organs
Function
Integumentary System
Skin, hair follicles, sebaceous and sweat glands, nails, and sensory receptors
1st barrier to disease and the environment; controls body temperature, keeps body fluids inside body

3. Defense against infection and disease
Immune/
Lymphatic System
Lymph nodes, white blood cells
Defense against infection and disease

4. Intake of air and gas exchange
Respiratory System
Lungs, nasal cavities, sinuses, pharynx, larynx, trachea, bronchi
Intake of air and gas exchange

5. Internal transport of cells and dissolved materials
Circulatory System
Heart, blood vessels, blood, veins, arteries, capillaries
Internal transport of cells and dissolved materials

6. Digestive System
Mouth, teeth, tongue, salivary glands, pharynx, esophagus, stomach, intestines, liver, gall bladder, and pancreas
Intake of food, mechanical and chemical breakdown of food, absorption of building blocks of food and formation of solid waste

7. Kidneys, ureters, urinary bladder, and urethra
Excretory System
Kidneys, ureters, urinary bladder, and urethra
Filter blood and remove nitrogenous wastes from blood and maintain water, salt, acid/base, and ion balance

8. Bones, cartilage, joints
Skeletal System
Bones, cartilage, joints
Support and protection of soft tissues, mineral storage, and blood production

9. Provide movement, produce heat, and support skeletal position
Muscular System
Smooth, skeletal, and cardiac muscle tissues, tendons
Provide movement, produce heat, and support skeletal position

10. Endocrine System
Glands (pineal, pituitary, thyroid, parathyroid, thymus, adrenal glands, pancreas, testes, and ovaries
Uses hormones to regulate body temperature, metabolism, development, and reproduction; maintains homeostasis

12. Testes, penis (male); ovaries, uterus, breasts (female)
Reproductive System
Testes, penis (male); ovaries, uterus, breasts (female)
Produces sex cells to create children, controls female and male characteristics

13. Brain, spinal cord, nerves, sense organs
Nervous System
Brain, spinal cord, nerves, sense organs
Processes information, provides short-term control over activities of organ systems, and directs immediate responses to stimuli