Doctors often break down low blood pressure (hypotension) into categories, depending on the causes and other factors. Some types of low blood pressure include: Low blood pressure on standing up (orthostatic, or postural, hypotension). This is a sudden drop in blood pressure when you stand up from a sitting position or after lying down.
The dermis is the middle layer of skin. It is a diverse combination of blood vessels, nerves, hair follicles and sebaceous (or oil) glands. The proteins collagen and elastin are found in the dermis. They provide support and elasticity to the skin. The sun's rays can break down these proteins and, eventually, the skin begins to wrinkle and sag.
The layer of the digestive tract that contains blood and lymph  vessels and nerve cells is the sub mucosa.The sub mucosa layer is  located underneath the mucosa layer. Edit. Share to: Judy Olmsted. 78,944 Contributions. Taught College level A&P for 27 years. Biology Supervisor.he Dermis contains 2 main layers (plexi) of blood vessels, which can be referred to as the superficial de â¦ rmal plexus and deep dermal plexus. More detail: The dermis can be split up into two layers, the papillary dermis and reticular dermis. One vascular plexus is situated in each.