๐ฆด Whole Body Skeletal System (เฆฎাเฆจเฆฌ เฆฆেเฆนেเฆฐ เฆเฆ্เฆাเฆฒ เฆคเฆจ্เฆค্เฆฐ)
Human body er skeletal system holo amader body er main framework. Eta body ke shape, support, protection dei and movement korte help kore.
๐ Ekjon adult manusher body te total 206 ta bones thake.
๐ Total Bones Breakdown
Total Bones = 206
๐ Divide kora hoy 2 part e:
๐ง 1. Axial Skeleton = 80 bones
Body er central part:
Skull = 22
Ear ossicles = 6
Hyoid bone = 1
Vertebral column = 26
Rib cage = 25
๐ Total = 80 bones
๐ฆพ 2. Appendicular Skeleton = 126 bones
Movement er jonno:
Upper limbs (arms) = 60
Lower limbs (legs) = 60
Shoulder girdle = 4
Pelvic girdle = 2
๐ Total = 126 bones
๐ Skeletal System ki?
Skeletal system holo bones, cartilage, ligaments, joints diye toiri ekta system ja body ke strong kore.
๐ Main Functions
✔️ Support
Body ke structure dei
✔️ Protection
Skull → brain
Rib cage → heart & lungs
✔️ Movement
Bone + muscle = movement
✔️ Blood Cell Production
Bone marrow theke RBC, WBC, Platelets hoy
✔️ Mineral Storage
Calcium & phosphorus store thake
๐ฆด Types of Bones
Long bone → Femur
Short bone → Wrist
Flat bone → Skull
Irregular → Vertebrae
Sesamoid → Patella
๐ Joints
Joint holo bone er connection point
Fixed → Skull
Slight → Spine
Free → Shoulder, Knee
⚠️ Common Problems
Fracture
Arthritis
Osteoporosis
Scoliosis
๐ฅฆ Healthy Bone Tips
Calcium food khao
Vitamin D nao
Exercise koro
Posture thik rakho
✅ Conclusion
Human skeletal system e total 206 ta bone thake, ja amader body ke support, protection and movement dei. Eta healthy rakha khub important for long-term fitness.