1. Skeletal system: bones, cartilage, ligaments, tendons
2. Muscular system: muscles, tendons
3. Circulatory system: heart, blood vessels, blood
4. Respiratory system: lungs, trachea, bronchi, diaphragm
5. Digestive system: mouth, esophagus, stomach, intestines, liver, pancreas
6. Nervous system: brain, spinal cord, nerves
7. Endocrine system: glands (such as the pituitary gland, thyroid gland, adrenal glands), hormones
8. Immune system: white blood cells, lymph nodes, spleen
9. Reproductive system: male (testes, penis, prostate gland) and female (ovaries, uterus, vagina) reproductive organs
10. Integumentary system: skin, hair, nails