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Ali Body Systems
Question | Answer |
---|---|
What does the circulatory system do? | Transports oxygen, nutrients, and wastes through the body in the blood. |
What are platelets? | Tiny pieces of blood cells inside membranes. |
What is the heart? | Organ made of muscle tissues, pumps blood. |
What are arteries? | How blood leaves the heart. |
What are capillaries? | blood vessels so small that blood cells can barely fit through them |
What is the respiratory system? | Gets your cells food and oxygen by breathing; includes lungs, trachea, and bronchi |
What are alveoli? | Tiny air sacs in our lungs. |
What is the digestive system? | Provides nutrients your cells need to produce energy. |
How does digestion begin? | As you chew food. |
What is the esophagus? | When you swallow, food passes through it. |
What are villi? | They stick out in the walls of your small intestine. |
What is the excretory System? | Supplies food and oxygen to the bodies cells. |
What are nephrons? | Tubes in the kidneys. |
How does your body eliminate excess heat? | By sweating. |
What is bone marrow? | Tissue that produces red blood cells and white blood cells |
What are joints? | where bones meet, attached to muscles. |
What is the skeletal system? | Provides support for you body. |
What are tendons? | Tough bands of tissue. |
What are ligaments? | Bands of tissue that hold skeleton together. |
What are voluntary muscles? | move bones and hold your body up. |
What are smooth muscles? | Move things through organs. |
What are cardiac muscles? | Found in the heart. |
What is the nervous system? | Allows you to react to surroundings. |
What is a neuron? | Receives signals. |
What is a receptor? | Organs that have neurons. |