thân xương
Definition
- Noun (Anatomy):
- Diaphysis: The main or midsection (shaft) of a long bone. It is a long, cylindrical tube primarily composed of compact bone tissue, surrounding the central medullary cavity which contains bone marrow.
Usage Examples
- Noun:
- Sau chấn thương, bác sĩ chụp X-quang để kiểm tra xem thân xương có bị gãy không. (After the injury, the doctor took an X-ray to check if the diaphysis was fractured.)
- Thân xương dài và chắc, được cấu tạo chủ yếu từ mô xương cứng. (The diaphysis is long and strong, primarily composed of hard bone tissue.)
Advanced Usage
- In medical and anatomical contexts, "thân xương" is a precise term for the shaft of long bones such as the femur (xương đùi), tibia (xương chày), and humerus (xương cánh tay). It is distinct from the ends of the bone, which are called the epiphyses (đầu xương).
Variants and Related Words
Đầu xương (n): Epiphysis. The rounded end of a long bone.
- Sụn khớp bao phủ đầu xương. (Articular cartilage covers the epiphysis.)
Hành xương (n): Metaphysis. The narrow portion of a long bone between the diaphysis and the epiphysis.
- Hành xương là vùng tăng trưởng của xương ở trẻ em. (The metaphysis is the growth area of the bone in children.)
Synonyms
- Bone shaft: The central, long part of a bone.
- Diaphysis: The formal anatomical term.
Related Terms (Anatomy)
- Xương dài (n): Long bone. A classification of bone characterized by a long shaft, e.g., femur, humerus.
- Tủy xương (n): Bone marrow. The soft tissue found in the medullary cavity of the diaphysis and the spaces of spongy bone.