🦴 MUSCULOSKELETAL SYSTEM

• the musculoskeletal system is a human body system that provides our body with movement, stability, shape, and support
• the muscular system includes all types of muscles in the body
• the main component of the skeletal system are bones
• periosteum is the soft outer covering of the bone, provides blood flow to the bone which lets it heal, grow, fight infections and stay healthy
• cortical is also called the hard bone, it’s hard and thick to protect body parts underneath it and hold up muscles around it
• cancellous is also called the spongy bone, it’s a spongy type of bone inside the cortical bone, some bones have alot of it, and some bones have less
• bone marrow is deep inside your bones; inside the middle of the cortical and spongy bone, makes all the blood cells inside your body; white blood cells, red blood cells, and platelets
• flat bones are somewhat flattened, and can provide protection
• short bones are located in the wrist and ankle joints, provides stability and some movement
• long bones function to support the weight of the body and facilitate movement
• irregular bones vary in shape and structure, often having a fairly complex shape
• sesamoid bones are embedded in tendons
• Muscle is contractile tissue found in animals and humans, the function of which is to produce motion
• Skeletal muscles support the weight of your body and help you move
• Cardiac muscles help your heart pump blood
• Smooth muscles line the inside of organs like bladder and stomach