Intimal cushion
Encyclopedia
The intimal cushion is smooth muscle in the center of arteries that paradoxically keep the artery patent by serving as valves. It is present in Helicine arteries of penis
and in the patent ductus arteriosus
.
Helicine arteries of penis
The helicine arteries of penis are arteries in the penis. They are found in the corpora cavernosa penis.They are involved in the process of erection.-Anatomy:...
and in the patent ductus arteriosus
Ductus arteriosus
In the developing fetus, the ductus arteriosus , also called the ductus Botalli, is a shunt connecting the pulmonary artery to the aortic arch. It allows most of the blood from the right ventricle to bypass the fetus's fluid-filled lungs. Upon closure at birth, it becomes the ligamentum arteriosum...
.