Musculoskeletal System

Components of Musculoskeletal System

• The musculoskeletal system consists of bones, muscles, joints, cartilage, tendons, ligaments, and other connective tissue (1^✔ ✔Trusted Source
  Bones, muscles and joints
  
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Number of Bones

• At birth, we have over 270 bones. As we grow up, some of these bones fuse together, as a result an adult has only 206 bones (2^✔ ✔Trusted Source
  Anatomy, Bones
  
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• The human hand consists of 27 bones (3^✔ ✔Trusted Source
  Anatomy, Shoulder and Upper Limb, Hand Bones
  
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• The human skull, or cranium, is made up of 22 different bones (4^✔ ✔Trusted Source
  Anatomy, Head and Neck, Skull
  
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• The human foot consists of 26 bones (5^✔ ✔Trusted Source
  Anatomy, Bony Pelvis and Lower Limb: Foot Bones
  
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Thigh Bone

• The femur, or thigh bone, is the longest and strongest bone in our body and is about a quarter of our height (6^✔ ✔Trusted Source
  Anatomy, Bony Pelvis and Lower Limb: Femur
  
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Percentage of Water in Bones

• Human bones are made up of 5 to 10% water (7^✔ ✔Trusted Source
  Normal Bone Anatomy and Physiology
  
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Bone Remodeling

• Almost every ten years, the human body replaces the equivalent of an entirely new skeleton (8^✔ ✔Trusted Source
  Bone modeling and remodeling: potential as therapeutic targets for the treatment of osteoporosis
  
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Number of Muscles

• The human body consists of over 600 muscles (9^✔ ✔Trusted Source
  Muscles
  
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Heart Muscle

• The heart muscle is the hardest-working muscle in the body and pumps approximately 70g of blood with each heartbeat (10^✔ ✔Trusted Source
  Biomatrices for Heart Regeneration and Cardiac Tissue Modelling In Vitro
  
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Strongest Muscle

• The masseter is the strongest muscle in the human body. It is a facial muscle that helps with chewing and grinding food in our mouth (11^✔ ✔Trusted Source
  Anatomy, Head and Neck, Masseter Muscle
  
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Largest Muscle

• The gluteus maximus is the largest muscle in the human body and makes up the buttocks and hip area (12^✔ ✔Trusted Source
  Assessing and Treating Gluteus Maximus Weakness – A Clinical Commentary
  
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Versatile Muscle

• The tongue is the most versatile muscle in the human body, with the ability to move in all directions (13^✔ ✔Trusted Source
  How does the tongue work?
  
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Longest Muscle

• The longest muscle in the human body is the sartorius, which is present in the hip region. It is commonly known as "tailor's muscle" (14^✔ ✔Trusted Source
  Anatomy of sartorius muscle
  
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Smallest Muscle

• The stapedius muscle is the smallest skeletal muscle in the human body. It is located in the middle ear (15^✔ ✔Trusted Source
  Microsurgical Anatomy of Stapedius Muscle: Anatomy Revisited, Redefined with Potential Impact in Surgeries
  
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Muscle Weight

• The muscles of our body constitute 40% of our body weight (16^✔ ✔Trusted Source
  Physiology, Muscle
  
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Smiling Muscle

• The risorius muscle, also known as the smiling muscle, aids in smiling and facial expression (17^✔ ✔Trusted Source
  Anatomy, Head and Neck, Risorius Muscle
  
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• An average of 17 muscles contract for a smile.

Largest Joint

• The knee is the largest joint in the human body (18^✔ ✔Trusted Source
  Anatomy, Bony Pelvis and Lower Limb, Knee
  
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Tendon

• Tendon is a fibrous connective tissue that attaches muscle to the bone (19^✔ ✔Trusted Source
  Anatomy, Tendons
  
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