The dorsal side of an organism is it's back and can also be called the posterior. The anterior or ventral side is the front. For example on a human the back would be the dorsal side and the chest would be the ventral side.
dorsal
ventral
The opposite of it's dorsal. The Dorsal is the back, Ventral is the Front. Hence the dorsal fin on ocean-based organisms
Dorsal horn
the dorsal side of an organism is its top or back side. (the opposite is is ventral side).
The opposite term is 'ventral' - For example in fish (and dolphins given the category) the dorsal fins are on the top of the body, while the ventral fins are on the underside.
The sole of the foot is also referred to as the plantar aspect. The opposite side is usually called the top of the foot, or the dorsal aspect.
Dorsal is the other side of the foot. Palmar is the analagous part of the hand.
In medical terminology, ventral refers to the front side of the body or an organ. It is the opposite of dorsal, which refers to the back side.
Anterior means the same as ventral in humans.
a dorsal heart is a
dorsal