Melanocytes

Pigment Cells located in the Epidermis that are responsible for Skin Color.

Melanin

Pigment Cells located in the Epidermis that are responsible for Skin Color.

Meiosis

The division process in the Testis and Ovary during the formation of Sperm and Ova. Daughter Cells end up with half the number of Chromosomes found in Somatic Cells.

Megakaryocyte

Large Cell in Bone Marrow from which Platelets are derived.

Medullary Cavity

The Bone Marrow Cavity. The Cavity within Bone containing Soft Tissue made up of Stroma and Cells.

Mediastinum

The Middle part of the Thoracic Cavity.

Mediastinal Surface

The surface of the Lung relating to the Mediastinum.

Medial Rotation

A Movement in which the part is moved along its Axis in the Medial direction.