What Elements Are in Hydroxyapatite, Ca₅ (PO₄)₃OH, a Major Compound

question 64

Multiple Choice

What elements are in hydroxyapatite, Ca₅ (PO₄) ₃OH, a major compound in human bones and teeth?

• A)carbon, potassium, oxygen, hydrogen
• B)calcium, phosphorus, oxygen, hydrogen
• C)carbon, phosphorus, oxygen, helium
• D)calcium, phosphorus, oxygen, helium
• E)carbon, potassium, oxygen, helium

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Definitions:

Hyaline Cartilage

A type of connective tissue found in areas such as the nose, trachea, and the ends of long bones, providing support and flexibility.

Tracheal Rings

C-shaped cartilaginous structures that provide support and keep the trachea open for air passage to and from the lungs.

Internal Nares

Openings located inside the nose that connect the nasal cavity to the throat, allowing for the passage of air.

External Nares

The nostrils; the external openings of the nasal cavity where air enters and exits the nose.