lumenal

/ˈluːmənəl/
adjective
  1. Relating to the inside space of a tube-shaped structure in the body, such as a blood vessel or intestine.
    • Lumenal pressure changes can affect how blood flows through a vessel.
    • Scientists study lumenal proteins to understand how nutrients are absorbed.
    • The lumenal surface of the intestine is lined with tiny finger-like projections.
Synonyms
What does "lumenal" mean? | whatsthatwordmean | whatsthatwordmean