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Brain Teaser: Can you solve this puzzle?

Test your veterinary knowledge with our monthly challenge, featuring a Pomeranian puppy presenting with right forelimb lameness.

January 7, 2026

By Kendra Freeman, DVM, MS, DACVS (Large Animal/Small Animal)

Presentation

A five-month-old intact female Pomeranian presents with right forelimb lameness after jumping off a step.

A radiograph of a Pomeranian's leg. — PHOTO COURTESY DR. KENDRA FREEMAN

Challenge

1) The portion of bone with the fracture is known as ______.

a. Epiphysis
b. Metaphysis
c. Diaphysis
d. Physis

2) A growth plate is also known as the _______.

a. Epiphysis
b. Metaphysis
c. Diaphysis
d. Physis

3) The portion of bone between the growth plate and the joint is known as the ______.

a. Epiphysis
b. Metaphysis
c. Diaphysis
d. Physis

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