🔬 Biology · Locomotion and Movement · NEET

The pectoral girdle in humans is made up of the clavicle and the:

Answer: Scapula.

A Sternum
B Humerus
C Pelvis
D Scapula

Correct answer: D. Scapula

Explanation: Each half of the pectoral girdle consists of a clavicle (collar bone) and a scapula (shoulder blade).

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.

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The pectoral girdle in humans is made up of the clavicle and the:

Concept context

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