Posterior is a word that derives from the latin prefix "post", meaning behind. Thusly, posterior is in reference to anything located behind something, so the posterior end of the heart is the one facing back.
It is dorsiventral plane. The dorsal side is called posterior and ventral side anterior.
Anterior.
On the anterior side.
AnswerThere is a groove on the ventral side of the heart separating the left and right ventrical (where the sternum would be but on the outside). The left ventrical is the larger one.
The dorsal surface of the arm refers to the back or posterior side of the arm. It is opposite to the ventral surface, which is the front or anterior side of the arm.
Anterior.
No, anterior and posterior are not the same. Anterior refers to the front or forward-facing side of an organism, while posterior refers to the back or rear-facing side. They are opposite directions in terms of anatomical position.
Posterior simply means the back side or behind, which is the opposite of anterior, which is the front side.
Anterior refers to what is in front for example your abdomen is anterior whereas your back is posterior relative to eachother. Another example is that your nose is anterior to your brain. Anterior and posterior are relative terms.
The posterior side
The key differences between the posterior and anterior regions of the human body are their locations. The posterior region is the back side of the body, while the anterior region is the front side. Additionally, the posterior region typically has larger muscles and more bony prominences compared to the anterior region.
The posterior region of the human body refers to the back side, while the anterior region refers to the front side.