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Skeleton
Framework made up of all the bones in your body.
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Vertebrae-
26 small bones that make up your back.
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-Joint
A place in the body where 2 bones come together.
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Ligament-
Strong connective tissue
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Cartilage-
2nd type of connective tissue which is more flexible than bone.
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Compact bone-
Hard and dense beneath the bones outer membrane.
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Spongy bone-
Inside the bone and has many small spaces.
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-Marrow-
The spaces in bones contain soft fluid.
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Osteoporosis- A condition in which the body’s bones become weaker and break easily.
A condition in which the body’s bones become weaker and break easily.
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-What are the functions of the skeleton?
They help shape, support, size, make blood cells, protect the organs, stores materials, and help us move.
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What role do joints play in the body?
They enable the body to move more fluidly and easily.
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What are the characteristics of bone, and how can you keep your bones strong and healthy?
To keep your bones stronger you should have lots of calcium and a good diet. Bones protect your body and allow you to move.
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-Cell-
The basic unit of structure and function in a living thing.-
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-Cell membrane-
The outer boundary of a cell.-
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Nucleus
The control center of a cell.-Cytoplasm- The jelly-like substance containing cell structures and organelles
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Tissue
A group of similar cells that perform the same function.
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Muscle tissue-
Can contract or shorten.
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Nervous tissue
Directs and controls the process
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Connective tissue-
Provides support for the body.
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Epithelial tissue
Surfaces of your body inside and out.-
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Organ-
A structure that is composed of different kinds of tissue.-
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Organ system-
A group of organs that work together to perform a certain function.-
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Homeostasis
The body’s tendency to keep an internal balance.
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-Stress-
- The reaction of your body to potentially threatening, challenging, or disturbing events.
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-What are the levels of organization in the body?
The four levels are cell, tissue, organ, and organ system.
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