THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -The anterior median fissure provides a groove in which the anterior spinal artery sits. From here, it provides the anterior part of the spinal cord. It is sourced from the segmental medullary arteries and the segmental spinal arteries which are sourced from the intercostal arteries.

Detailed explanation-2: -: a groove along the anterior midline of the spinal cord that incompletely divides it into symmetrical halves.

Detailed explanation-3: -The term anterior median fissure of the spinal cord refers to the deep midline furrow on the anterior surface of the spinal cord; it contains the anterior spinal artery and vein ( Carpenter-1983 ).

Detailed explanation-4: -The spinal cord has fissure and sulci. The anterior median fissure is located centrally, and the anterior white commissure is present at its base. The posterior median sulcus is present posteriorly, and the posterolateral sulcus is present on either side of it. The anterior nerve roots exit at the anterolateral sulcus.