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The Human Body
Systems Review
| Question | Answer |
|---|---|
| Mouth | saliva makes chemical digestion |
| esophagus | series of muscles that push food to the stomach |
| stomach | acids break down some nutrients, mainly just churns the food |
| Small intestine | A long tube, diameter is small, digestion is completed and most digestion occurs here |
| Large intestine | water is re-absorbed, vitamins are made, waste is prepared to be eliminated |
| Gall Bladder | stores bile |
| Liver | Makes bile which is a substance that breaks down fat |
| Pancreas | allows sugar into the bloodstream, produces digestive juices |
| Excretory System | eliminates waste |
| Kidneys | Located on small of the back, remove waste, filter blood, put in water, and pull out water and toxins |
| Aorta | Tubes that bring waste/blood to kidney |
| Bladder | Stores waste until disposal |
| Urethra | Tube that eliminates waste |
| Ureter | Bring waste to bladder |
| Nervous System | Gathers and interprets info, responds to the info |
| Central Nervous System | Brain and Spinal Cord |
| Peripheral Nervous System | Nerve cells |
| Cerebrum | Thinking, senses, voluntary functions, problem solving |
| Cerebellum | Controls balance and coordination |
| Brain Stem | Involuntary functions, such as breathing, heart beat, etc. |
| Circulatory System | Provides oxygen/nutrients to the cell, pump blood, capillaries, takes in carbon dioxide, remove waste |
| Heart | Pumps blood |
| Atrium | Blood travels through here does not get pumped |
| Ventricle | Pumps blood |
| Right Chambers of the Heart | Oxygen poor |
| Left Chambers of the Heart | Oxygen Rich |
| Arteries | Carry blood AWAY from the heart (O2 rich and are red) |
| Veins | Carry blood TO the heart (O2 poor and are blue) |
| Capillaries | Carry blood to the cells (diffusion) |