What is role strain in sociology? A: Role strain in sociology is when a particular role a person needs to fulfill is strained due to excessive obligations or multiple demands on time, energy or available resources.
Short posterior ciliary arteries: Branch from the ophthalmic artery and pierce the sclera at the edge of the optic nerve; they supply the choroid and the rods and cones of the retina. Long posterior ciliary arteries: Branch from the ophthalmic artery and pierce the sclera to supply the ciliary body and iris.
The pudendal nerve comes down from sacral nerve roots 2,3, and 4, runs underneath the piriformis muscle, goes between the (SS)sacrospinous and (ST)sacrotuberous ligaments at the ischial spine, travels through alcock's canal between the obturator internus and levator ani muscles, and divides into 3 branches.ote how the nerve travels under the sacrospinous ligament near the ischial spine and then branches out. This is a great job of showing the three dimensional route of the nerve. Note the three branches of the pudendal nerve and how they serve different areas. Many male sufferers have severe pain in these areas.