Dr. O Quiz 2 Flashcards
How do women and men differ regarding injury?
Women double their rate of injury during ovulation (high estrogen)
Men increase muscle volume twice as fast when strength training
How does the body react to trauma?
- Inflammation
- Vasoconstriction > dilation > some reversible of dilation
- Increased blood and permeability
- WBCs clean up area
- Increased muscle tone, spasm, loss of FCN
Definition of Sarcopenia
Age - related loss in muscle mass, strength, and endurance I the metabolic quality of skeletal muscle
What percent of muscle loss do women and men lose at age 4 and 60 respectively?
When is it greatest?
4-60% per decade
Greatest with inactivity, acute illness, and after age 70
How do we help or reverse sarcopenia?
What is best method?
Exercise can alter slow or reverse sarcopenia
STRENGTH training is the best method
What is one form of treatment for an aging joint?
Glucosamine-chondroitin supplementation
What happens to humans joints and bones as we age?
They lose water and become stiff
How to treat aging bone
Strength training and nutrition
What kind of exercises makes people have a larger aerobic type 1 red fibers?
Endurance exercises
What are the general guidlines of exercise duration per week?
5 days a week for a 30 minute duration
5 min warm up and cools own
20 min of intensity (stimulus)
How often should elderly people do strenghtening exercises?
Elderly people should do endurance exercises 3 days a week and strengthening exercises 2 days a week
Definition of osteoporosis
Difference between primary and secondary
Decrease bone mass and micro damage to the bone structure with susceptibility of fracture
Primary: postmenapausal/ estrogen deficient or age related
Secondary: attained by medication or other consigns or diseases
Osteopenia definition
When 3 conditions can it occur?
Bone demineralization
Can occur during deficit in hormonal levels, inadequate physical activity, or poor nutrition
What are the risk factors for osteoporosis?
Hormonal status Heredity Ethnicity (white women) Inactivity Medications Depression Excess acid
What constitudes a femal athlete triad?
Eating disorder, amenorrhea, and osteoporosis
What is the function of osteoblasts?
Forms bone
What is the function of osteoclasts?
Remove or remodel bone
A balance is required between osteoblasts and osteoclasts activity.
What kind of exercise should someone with osteoporosis perform?
What kind of exercises are contraindicated?
Resistance trAining has the most profound effect. (Region specific so abs are ok)
Splinal flexion exercises
What Are the dietary necessities for someone with osteoporosis?
Low fat (decrease animal protein) Calcium and magnesium rich (increase soy and vegetables)
What are the symptoms of someone who has osteoporosis?
Mid thoracic shaft pain
Excessive thoracic curvature
Loss of height
Back pain