KINE 1020 Lecture Notes - Lecture 49: Hormone Replacement Therapy, Hip Fracture, Back Brace

• School: York University
• Department: Kinesiology & Health Science
• Course: KINE 1020
• Professor: Nicolette S Richardson

Document Summary

Bones that have thinned from the inside due to mineral loss are vulnerable to fracture. Dark areas denote ossified portions and spaces between cartilage models. Ossification (bone development: mesoderm cell cartilage bone. Men < women more bone mass and don"t go through menopause. 35% of us women and 10% of men age >60 have osteoporosis. Height loss (~1. 5 every 10 yrs after menopause) Diet lacking in essential nutrients (ca+, vit. Endocrine disorders diabetes, thyroid over-activity, excessive adrenal or parathyroid hormones. Vertebral crush: bone weakens and collapses leading to height loss: fracture occurs on front side of vertebra = hunched-over posture, back brace to straighten the spine. Colles" fracture: wrists or forearms break when a person falls and catches themselves wit. A-a have very dense bones: only 50% chance. Progesterone and dhea are hormones vital to bone health. Taken for relief of menopause symptoms hot flashes, mood swings, loss of libido, depression. Previously thought to prevent heart disease & osteoporosis.