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🔬 Biology  ·  Locomotion and Movement  ·  NEET

The total number of bones in the adult human skeleton is:

Answer: 206.

  • A 206
  • B 306
  • C 106
  • D 406

Correct answer: A. 206

Explanation: An adult human has 206 bones.

Structure of a sarcomere showing thick myosin filaments and thin actin filaments with the Z line, M line, A band, I band and H zone labelled

A sarcomere (Z line to Z line): during contraction the I band and H zone shorten as thin filaments slide over thick, while the A band stays the same length. Image: SlothMcCarty, CC BY-SA 3.0, via Wikimedia Commons.

Concept context

Types of movement, muscle contraction, skeletal system, joints, and disorders. Important for Class 11 and NEET.

Read the full Locomotion and Movement notes →