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.
by Taric25 under CC BY. . An annual reading of your normal blood pressure by age is the best benchmark of your physical health. The average readings for everyone according to the American Heart Association are less than 120/80 mm/hg.eople at the age of 20 to 24 are most likely to be in the ideal blood pressure range of 120/80 because at this age, most people attain their healthiest state. Maintaining a normal blood pressure by age will vary from person to person, as well.