Description: Currently you are watching Diagram showing the muscular arrangement of the uterus porn video uploaded to: Webcam porn category. You can find more videos like Diagram showing the muscular arrangement of the uterus below in the related videos section. Smooth muscle so-named because the cells do not have striations is present in the walls of hollow organs like the urinary bladder, uterus, stomach, intestines, and in the walls of passageways, such as the arteries and veins of the circulatory system, and the tracts of the respiratory, urinary, and reproductive systems Figure 1 ab. Smooth muscle is also present in the eyes, where it functions to change the size of the iris and alter the shape of the lens; and in the skin where it causes hair to stand erect in response to cold temperature or fear. View the University of Michigan WebScope at http: Although they do not have striations and sarcomeres, smooth muscle fibers do have actin and myosin contractile proteins, and thick and thin filaments. These thin filaments are anchored by dense bodies. A dense body is analogous to the Z-discs of skeletal and cardiac muscle fibers and is fastened to the sarcolemma. Sep 7, The first studies on uterine structure were performed by Bichat in % chromic acid for 24hours in order to macerate the muscle fibers. (b) The diagram shows fibers in the horizontal direction, which go from side to side.
Added: 14.01.2019 at 15:21
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