The part of a tooth that is typically covered by cementum and is found in the more apical portion. Attached to it is usually a periodontal ligament that allows for connection to the adjacent bone.
The lower part of the axis of a angiosperm. It is usually branching and does not bear buds or leaves.
The underground parts of a plant which anchor the plant and draw up water and nourishment from the soil.
An underground organ that anchors a plant in the soil and absorbs water and nutrients.
In dentistry, the portion of the tooth inferior to the neck and which extends into the jaw bone.
A point from which a part of the body grows.
Part of a tooth which is connected to a socket in the jaw.
The underground parts of a plant, which anchor tit in position and take up water and nutrients from the soil.
A firm structural attachment, often the lowest part of an organ.
A bundle of nerve fibers at its emergence from the spinal cord. The 31 pairs of spinal nerves have two roots on each side, an anterior root containing motor nerve fibers and a posterior root containing sensory fibers. The roots merge outside the cord to form mixed nerves.
A section of an organ, like a tooth or hair, that’s anchored within the tissues. The anterior root refers to a collection of nerve fibers that originate from the front side of the spinal cord, joining to create a spinal nerve. It’s also known as the motor root.