1 Outer fibrous layer: It is composed of collagen-producing cells called fibroblasts and contains nerve fibers that cause pain when damaged due to the presence of nociceptive nerve endings. 2  It also has a rich supply of blood vessels and branches, which pierces the bone to supply the osteocytes, or bone cells.t mainly comprises of the following two layers: 1  Outer fibrous layer: It is composed of collagen-producing cells called fibroblasts and contains nerve fibers that cause pain when damaged due to the presence of nociceptive nerve endings.
My blood pressure is normally 120/80mmHg. I have recently taken a stress test and EKG. I reached the end of stage five and stopped. My blood pressure peaked at 190/84mmHg after 15 minutes on the machine, everything else checked out fine.
Blood pressure readings are expressed in millimeters of mercury. This unit is abbreviated as mm Hg. A normal reading would be any blood pressure below 120/80 mm Hg and above 90/60 mm Hg in an adult. If youâre in the normal range, no medical intervention is needed. However, you should maintain a healthy lifestyle and healthy weight to help prevent hypertension from developing.