(A) Vertical longitudinal section through a stack of four scales; scales are fractured locally. (journals.plos.org)
Whole heart longitudinal sections from 7 - week - old animals were stained with Masson's trichrome and imaged at 20x magnification. (jax.org)
Sill: Sometimes called the rocker area, the sill is the outermost longitudinal section of each body side, running beneath the door openings from the trailing edge of the front wheelhouse to the leading edge of the rear wheel opening. (ateupwithmotor.com)