Complete Solutions
Women lose 20% of bone mass in the first _____ post menopause.
a. 5-7 years
b. 1-2 years
c. 6-12 months
d. 3-8 months Correct Ans-a. 5-7 years
_________ are the highest stresses on the appendicular skeleton
a. shearing and repetitive bending
b. resistive bending and torsional loading
c. shearing and torsional loading
d. resistive bending and repetitive extension Correct Ans-b. resistive bending and torsional
loading
Osteoclasts resorb in _____ what takes osteoblasts ____ to replenish
,a. 3 months, 1 month
b. 6 months, 1 year
c. 1 month, 3 months
d. 4 months, 8 months Correct Ans-c. 1 month, 3 months
_____ can cause loss of 1% bone mass per week
a. inactivity
b. hypertrophy
c. sleep deprivation
d. prolonged stretching Correct Ans-a. inactivity
______ inhibits activity of osteoclasts
a. calcitonin
b. TSH
c. Calcitrol
,d. Vitamin D
e. 2 of the above Correct Ans-e. 2 of the above
Calcitonin and TSH inhibit activity of osteoclasts
Calcitriol and Vitamin D needed for calcium into bone
What is the single most important factor in the development of osteoporosis?
a. peak bone mass declines (BMD)
b. mass at time of skeletal maturity
c. age at menopause
d. rate of bone loss with age Correct Ans-a. peak bone mass declines (BMD)
**Determinants of BMD post menopause
Mass at the time of skeletal maturity
Age at menopause
Rate of bone loss with age
, True or False: Type 1 (Primary) Osteoporosis is age-related, mainly among women and men over
the age of 70 Correct Ans-False
Type 1 (primary)- postmenopausal in women cause by estrogen deficiency
Type 2 (secondary)- age related, mainly among women and men over the age of 70
Advanced aging results in a _____ in cutaneous sensation and proprioception
a. incline
b. decline
c. fluctuation
d. rapid change Correct Ans-b. decline
aging results in
Impaired distal LE proprioception, vibration, and discriminative touch and balance
Age related involvement of sensory fibers occurs earlier than motor fibers