Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ“posterior inferior”
The following 3 entries include the term posterior inferior.
posterior inferior cerebellar artery
noun: an artery that usually branches from the vertebral artery below its junction with the contralateral vertebral artery to form the basilar artery and that supplies much of the medulla oblongata, the inferior portion of the cerebellum, and part of the floor of the fourth ventricle
posterior inferior iliac spine
noun: a projection on the posterior margin of the ilium that is situated below the posterior superior iliac spine and is separated from it by a notch
serratus posterior inferior
noun: a thin quadrilateral muscle at the junction of the thoracic and lumbar regions that arises chiefly from the spinous processes of the lowest two thoracic and first two or three lumbar vertebrae, is inserted into the lowest four ribs, and acts to counteract the pull of the diaphragm on the ribs to which it is attached
Love words? Need even more definitions?
Merriam-Webster unabridged
