Cathy, Who Has Not Played Organized Sports Before, Has Joined

question 46

Multiple Choice

Cathy, who has not played organized sports before, has joined the middle school track team. A few weeks after she started, she experienced severe pain in her legs, especially around the knees. What might explain this sudden pain and inflammation around her knees?

• A) Normal growth of the muscles and tendons in response to an increase in physical activity.
• B) Abnormal growth of the bones in her knee and lower leg that is often seen at this age.
• C) A condition known as Osgood-Schlatter disease.
• D) A degenerative condition known as the Kenyan Threshold.
• E) Abnormal growth in ligaments and tendons, often referred to as Potocki-Shaffer's syndrome.

---

Definitions:

Pupil

The adjustable opening in the center of the eye that allows varying amounts of light to enter.

Doughnut-shaped

Having the shape of a doughnut; circular with a hole in the center.

Afterimage

A visual illusion in which a retinal impression persists after the removal of a stimulus, often colored differently than the original image.

Tree Leaves

The photosynthetic organs of trees, usually green, capturing sunlight for energy production and playing a crucial role in gas exchange.