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.
A normal systolic pressure is below 120. A reading of 140 or more is high blood pressure (also called hypertension). The diastolic reading, or the bottom number, is the pressure in the arteries when the heart rests between beats. This is the time when the heart fills with blood and gets oxygen. A normal diastolic blood pressure is lower than 80. 90 or higher is high blood pressure. Our charts below have more details.