Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

Growth arrest line

From Biology-Online Dictionary | Biology-Online Dictionary
Jump to: navigation, search



A radiologically detectable line that lies parallel to the growth plate in the metaphysis, indicating a temporary arrest of bone growth.


In dinosaur fossils, there are two types of growth lines: the annuli and the lines of arrested growth. Based on these two the longevity of the dinosaur can be approximately determined.

Variant: lines of arrested growth (LAGs)