Animal Body Plans

vertical plane that divides the body into an anterior/ventral or posterior/dorsal portions

divides the body into superior and inferior portions

________________ is towards the upper part; head region

__________________ development occurs when the opening of the gastrula develops into the mouth

away from the head/ lower part

the inner surface of the gastrula; develops into the lining of the digestive system.

divided along any plane, through a central axis, into roughly equal halves.

hard covering on the outside of the body; used for support and protection from water loss.

The stomach side of a dog is called __________________

Which animal is sessile, meaning it does not move during its adult life.

farther away from attachment of limb to trunk

What characteristic does an animal NOT have?

Vertical plane that divides the body or organs into right and left sides.

is towards or on the surface of the body (i.e. curling iron burn)

1. The stomach is _____________ to the lung

How many animal phyla make up the animal kingdom?

nearer to or at the back of the body

occurs when the sperm (male sex cell) and egg (female sex cell) meet

occurs when cell division continues until one side of the blastula moves inward