Full Definition Of Human Skeletal System
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| Full definition of human skeletal system |
The femur or the thigt we is the longest bone of the skeletal system. The smallest bone of the skeletal system is the stirrup bone found inside the ear. The skeletal system is divided into two distinct purts-the axial skeletal system and the oppendicular skeletal system.
Forelimb Bones
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| Full definition of human skeletal system |
The arm is divided into the upper arm, forearm, wrist, palm, and fingers. The bone in the upper arm is known as the humerus.The radius and ulna are found in the forearm. The wrist is made of carpal bones and the palm is made of the metacarpal bones. The fingers are made of bones called phalanges. The arms are connected to the body With the shoulder girdle consisting of the shoulder blade and the collarbone.
Hind limb bones
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| Full definition of human skeletal system |
The leg is divided into thighbone, leg bones, ankle bone, fore foot, and toe bones.The thighbone is known as the femur, and the tibia and fibula are found in the leg. leg. The knee bone is called the patella. The back of the foot is made of tarsal bones and the forefoot is made up of metatarsal bones. The toes are made of bones called phalanges. The legs are connected to the body with the pelvic girdle consisting of two hipbones, each divided into three bones.
Skull
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| Full definition of human skeletal system |
The skull is the bony structure of the head made of the cranial and facial bones. The cranium supports the brain and consists of cranial bones of the forehead,browridges, and the nasal cavity. The upper and lower jaw, the cheekbones, and the bridge of
the nose comprise the facial bones.
Sternum
The sternum is the middle bone of the chest. It is made of three bones--handle, blade, and tip. handle is located at the top, blade in the middle, and the tip at the bottom of the sternum.
Rib cage
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| Full definition of human skeletal system |
The rib cage has 12 rib bones divided into three parts-the first seven bones are true ribs, the next three pairs of bones are false ribs, and the last two. sets of rib bones are known as floating ribs.
Vertebral column
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| Full definition of human skeletal system |
The vertebral column is the backbone consisting of 33 small bones known as vertebrae. The vertebrae are divided into cervical vertebrae, thoracic vertebrae, lumbar vertebrae, sacrum, and the coccyx or the tailbone.
Tendons and Ligaments
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Tendons are fibrous connective tissues connecting muscles to bones. Ligaments are fibrous tissues that connect bones to each other. Tendons and ligaments also support the organs, such as the liver, the
uterus, and the bladder.
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