How Many Bones Are Found in Humans?
The human skeleton is a complex and remarkable structure, providing support, protection, and movement for our bodies. It is composed of 206 bones, which can be classified into two main types: axial and appendicular.
Axial Skeleton:
- Skull: 22 bones
- Vertebral column: 26 bones (7 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal)
- Rib cage: 12 pairs of ribs and the sternum
Appendicular Skeleton:
- Upper extremities: 60 bones (30 on each side)
- Shoulder girdle: 2 bones (clavicle and scapula)
- Humerus: 1 bone
- Ulna and radius: 2 bones
- Carpals: 8 bones
- Metacarpals: 5 bones
- Phalanges: 14 bones
- Lower extremities: 60 bones (30 on each side)
- Pelvis: 4 bones (2 hip bones, sacrum, and coccyx)
- Femur: 1 bone
- Patella: 1 bone
- Tibia and fibula: 2 bones
- Tarsals: 7 bones
- Metatarsals: 5 bones
- Phalanges: 14 bones
Related Questions and Brief Answers:
- What is the largest bone in the human body? The femur (thigh bone) is the longest and largest bone.
- How many bones are in the spine? There are 26 bones in the vertebral column, including the neck, chest, back, and pelvis.
- What is the name of the bone in the chest? The sternum connects the ribs and forms the front of the chest cavity.
- How many bones are in the fingers? There are 14 bones in each hand, including the 5 metacarpals and 9 phalanges.
- What is the only bone in the body that does not have any muscles attached to it? The hyoid bone, located in the neck, is the only bone that does not have any muscles directly attached to it.
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