1. Allows movements
2. The Circulatory System
2.1. Main Organs include:
2.1.1. Heart
2.1.2. Blood Vessels
2.1.2.1. Veins
2.1.2.2. Arteries
2.1.3. Blood
2.1.4. Lymph Nodes
2.1.5. Lymphatic Vessels
2.2. Main Function:
2.2.1. Transports:
2.2.1.1. Oxygen
2.2.1.1.1. oxygen in the lungs gets diffused to the blood stream
2.2.1.2. Nutrients
2.2.1.3. Waste
2.2.2. Brings the specific delivery to its destination and brings the blood cells to the lungs for resupplying with oxygen
2.2.3. Regulates body temperature
3. Lymphatic (Immune) System
3.1. Main organs include:
3.1.1. Spleen
3.1.1.1. Located in the upper-left part of the abdomen under the rib cage
3.1.1.2. Mainly filters blood, removing old or damaged red blood cells to be phagocytized by macrophages
3.1.1.3. Also detects viruses and bacteria and triggers the release of lymphocytes in response
3.1.2. Appendix
3.1.2.1. Pouch of lymphatic tissue attached to the large intestine in the lower-right area of the abdomen
3.1.2.2. Doesn't really have a clear function, but it does release mucus into the large intestine
3.1.3. Thymus
3.1.3.1. Located just under the neck in something called the thoracic cavity
3.1.3.2. Made up of two lobes, each consisting of a medulla and a cortex
3.1.3.2.1. Cortex
3.1.3.2.2. Medulla
3.1.3.3. Is large at birth but shrinks in size, no one really knows why
3.1.4. Tonsils
3.1.4.1. masses of lymphoid tissue in the back of the throat and nasal cavity
3.1.4.2. Removing the tonsils doesn't really increase susceptibility to infections
3.2. Main function
3.2.1. Protects against disease
3.2.2. Stores/ generates white blood cells
3.2.3. Transports lymph, a fluid containing white blood cells, throughout the body to necessary areas.
4. Skeletal System
4.1. Main functions includes:
4.1.1. Supports and protect vital organs
4.1.2. Stores minerals
4.1.3. produces red blood cells
4.2. Main organs include:
4.2.1. Cartilage
4.2.2. Ligaments
4.2.3. Tendons
4.2.4. Bones
5. Reproductive System
5.1. Male
5.1.1. Main organs include:
5.1.1.1. Testes
5.1.1.2. Penis
5.1.1.3. Associated ducts and glands
5.1.2. Main function:
5.1.2.1. Produces reproductive cells
5.2. Female
5.2.1. Main function:
5.2.1.1. Produces reproductive cells
5.2.1.2. Provide environment for embryo
5.2.2. Main organs include:
5.2.2.1. Ovaries
5.2.2.2. Fallopian Tubes
5.2.2.3. Uterus
5.2.2.4. Vagina
6. Digestive System
6.1. Main organs include:
6.1.1. Mouth
6.1.2. Pharynx
6.1.3. Esophagus
6.1.4. Stomach
6.1.5. Intestines
6.1.5.1. Small
6.1.5.2. Large
6.1.6. Pancreas
6.1.7. Gallbladder
6.1.8. Liver
6.2. Main functions:
6.2.1. Break down and absorb:
6.2.1.1. Nutrients
6.2.1.2. Salts
6.2.1.3. Water
6.2.2. Eliminate some waste
7. Muscular System
7.1. Main function
7.1.1. Produces movement
7.1.1.1. Voluntarily
7.1.1.2. Involuntarily
7.2. Main organs include
7.2.1. Types of muscles which include:
7.2.1.1. Skeletal
7.2.1.2. Smooth
7.2.1.3. cardiac
8. Respiratory System
8.1. Main organs include:
8.1.1. Nose
8.1.2. Sinuses
8.1.3. Pharynx
8.1.4. Larynx
8.1.5. Trachea
8.1.6. Lungs
8.2. Main function:
8.2.1. Delivery of oxygen for cells
8.2.2. Expels
8.2.2.1. Carbon Dioxide
8.2.2.2. Water vapor
9. Integumentary System
9.1. Main organs include:
9.1.1. Skin
9.1.1.1. Secretes sweat for cooling
9.1.2. Hair
9.1.3. Nails
9.1.4. Sweat glands
9.2. Function:
9.2.1. Barrier against:
9.2.1.1. Infections
9.2.1.2. UV radiation
9.2.1.3. Changes in temperature
10. Nervous System
10.1. Main function
10.1.1. Regulates the body's responses to changes both:
10.1.1.1. Internal
10.1.1.2. External
10.1.2. Process information by using neurons to create impulses
10.2. Main organs include:
10.2.1. Brain
10.2.2. Spinal cord
10.2.3. Peripheral nerves
11. Endocrine System,
11.1. Endocrine System
11.1.1. Main function:
11.1.1.1. Helps maintain homeostasis
11.1.1.2. Influences:
11.1.1.2.1. metabolism
11.1.1.2.2. growth
11.1.1.2.3. development
11.1.2. Main organs include:
11.1.2.1. Hypothalamus
11.1.2.2. glands including:
11.1.2.2.1. pituitary
11.1.2.2.2. thyroid
11.1.2.2.3. parathyroid
11.1.2.2.4. adrenal
11.1.2.3. Pancreas
11.1.2.4. Ovaries
11.1.2.5. Testes
12. Excretory System
12.1. Excretory System
12.1.1. Main organs include:
12.1.1.1. Skin
12.1.1.2. Lungs
12.1.1.3. Kidneys
12.1.1.3.1. filters waste products
12.1.1.4. Bladder
12.1.2. Main function:
12.1.2.1. eliminates/excrete waste
12.1.2.2. Maintains homeostasis