medullary ray
The term "medullary ray" is used in both botany and anatomy to describe specific structures that facilitate transport and support functions.
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Definition
C1Botany
(technical, academic)Bands of cells in trees extending from the center to the bark, aiding in nutrient and water transport.
Example
- Medullary rays are visible in certain types of wood, creating unique patterns.
C1Anatomy
(technical, academic)The central part of a kidney lobule, consisting of tubules that help concentrate urine.
Example
- The medullary rays play a crucial role in the kidney's function of filtering blood.