Pectoralis Major Originates on the and Inserts in the Intertubercular

question 28

Multiple Choice

Pectoralis major originates on the and inserts in the intertubercular sulcus of the humerus.

• A) the clavicle, acromion, and spine of the scapula
• B) anterior surface of the scapula
• C) lateral aspect of ribs 2 through 5
• D) clavicle and sternum

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Definitions:

Circulating Red Blood Cells

Red blood cells that travel throughout the cardiovascular system, delivering oxygen to tissues and removing carbon dioxide.

Organelles

Specialized structures within a cell that perform distinct processes, like the nucleus, mitochondria, and chloroplasts.

Eukaryotic Organelle

Structurally defined intracellular compartments in eukaryotic cells, each with specialized functions, like the nucleus or mitochondria.

Nucleus

A membrane-bound organelle found in eukaryotic cells that contains most of the cell's genetic material and regulates gene expression and cell division.