Of the Total Organic Components in Bone Most of It

question 88

Multiple Choice

Of the total organic components in bone most of it is

• A) collagen.
• B) keratin.
• C) keratohyalin.
• D) elastin.
• E) actin.

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Definitions:

T-tubules

Tubular extensions of the cell membrane into muscle cells, facilitating rapid transmission of action potentials to ensure efficient contraction.

Desmosomes

Specialized cell structures that function as anchors, attaching cells together within tissues like the skin and heart muscle.

Gap Junctions

Specialized cell-to-cell connections that allow for the direct passage of ions, molecules, and electrical impulses between adjoining cells.

Sarcoplasmic Reticulum

Endoplasmic reticulum of muscle.