Cartilage Grows in Two Ways, Appositional and Interstitial

question 108

Multiple Choice

Cartilage grows in two ways, appositional and interstitial. What is appositional growth?

• A) growth at the epiphyseal plate
• B) the secretion of new matrix against the external face of existing cartilage
• C) along the edges only of existing osteons, making each osteon larger
• D) the lengthening of hyaline cartilage

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Definitions:

XY

A chromosomal designation for male sex in many organisms, including humans, where males typically have one X and one Y chromosome.

SRY Gene

A sex-determining gene on the Y chromosome that triggers the development of male anatomical features.

Androgen Insensitivity Syndrome

A condition in which a person who is genetically male is resistant to male hormones (called androgens), leading to the development of female physical traits despite having a male genetic makeup.

Klinefelter Syndrome

A genetic condition affecting males, characterized by an additional X chromosome, which can lead to developmental differences and infertility.