(800)222-2114. Claims: (877)224-5677. American Commerce Insurance Company is part of the MAPFRE Insurance group. They originated in Massachusetts as The Commerce Group, Inc. (CGI), founded in the town of Webster, Massachusetts in 1972. They are the largest private passenger automobile insurer, homeownersâ insurer and commercial automobile insurer in Massachusetts.
FREE subscriptions for doctors and students... You have 3 open access pages. The oblique fissures divide the lung on both sides into upper and lower lobes. The upper lobe on the right is further subdivided by the horizontal fissure into definitive upper lobe - above the fissure - and middle lobe - below the fissure. The fissures extend from the surface of the lung to its hilum. Along this route, visceral pleura apposes visceral pleura.
Anterior median fissure of spinal cord. The anterior median fissure of the spinal cord has an average depth of about 3 mm, but this is increased in the lower part of the spinal cord. It contains a double fold of pia mater, and its floor is formed by a transverse band of white substance, the anterior white commissure, which is perforated by blood vessels on their way to or from the central part of the medulla spinalis. 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. Additional images