What Does Posterior Mean In Anatomy

The opposite of anterior is posterior meaning the back of the human body. For example as more people took up running as a sport.

Human Anatomy Terminology And Organization Wikibooks Open

In humans and other primates pertaining to or toward the back plane of the body equivalent to the dorsal surface of quadrupeds.

What does posterior mean in anatomy. Its often used in anatomy a posterior cerebral artery supplies blood to the back of the brain and the tail is on the posterior of a fish. Putting this in context the heart is posterior to the sternum because it lies behind it. A point can be anterior to another point behind it yet posterior to a point ahead of it.

Toward the back and near the main axis as the upper lip of a flower. Posterior use the adjective posterior to describe something thats in the back. In quadrupeds pertaining to or toward the rear or caudal end of the body.

The posterior cerebral artery pca is one of a pair of blood vessels that supply oxygenated blood to the posterior aspect of the brain occipital lobe in human anatomy. By extension the same terms are used for. A substitute for caudal in quadrupeds.

All vertebrates have the same basic body plan they are strictly bilaterally symmetrical in early embryonic stages and largely bilaterally symmetrical in adulthood. Located behind a part or toward the rear of a structure. Posterior means towards the back and would indicate the opposite end from anterior.

The opposite of anterior is posterior meaning the back of the human body. Putting this in context the heart is posterior to the sternum because it lies behind it. For these reasons the basic directional terms can be considered to be those used in vertebrates.

However both anterior and posterior are relative terms. Standard anatomical terms of location deal unambiguously with the anatomy of animals including humans. Posterior is often used as a technical term in biology and medicine to refer to the back side of things and is the opposite of anterior which refers to the front side.

Posterior synonyms posterior pronunciation posterior translation english dictionary definition of posterior. Relating to the caudal end of the body in quadrupeds or the back of the body in humans. Anterior refers to the front of the human body when used to describe anatomy.

Posterior comes from the latin word posterus meaning coming after. That is they have mirror image left and right halves if divided down the middle. In veterinary anatomy posterior is used only to denote some structures of the head.

Anterior ventral refers to the front and posterior dorsal refers to the back.

Muscles Advanced Anatomy 2nd Ed