medullary artery of brain n.
Any of the branches of the cortical arteries that penetrate to and supply the white matter of the cerebrum.
- Medullary carcinoma
medullary carcinoma n. A malignant neoplasm consisting chiefly of epithelial cells.
- Medullary cavity
medullary cavity n. The marrow cavity in the shaft of a long bone.
- Medullary center
medullary center n. The mass of white matter composing the interior of the cerebral hemisphere.
- Medullary cone
medullary cone n. The tapering lower end of the spinal cord.