What happens when osteoclast activity exceeds osteoblast activity?
A. bone mass increases
B. bone modeling
C. bone mass decreases
D. none of the above
Answer: C. bone mass decreases
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Biomechanics Chapter 4
- After age 60, what percentage of fractures are osteoporosis related?
- Which of the following is part of the axial skeleton?
- Which of the following factors can predispose runners to stress fractures?
- Which type of fracture results from repeated loading of relatively low magnitude?
- When a skier's body rotates in a direction opposite of the foot (held steady by the boot), what type of fracture is likely in the tibia?
- Which of the following is true regarding greenstick fractures?
- A fracture caused by a tendon or ligament pulling a small chip of bone away from the rest of the bone is called what?
- Which of the following is/are known risk factor(s) for developing osteoporosis?
- Which of the following could contribute the most in preventing or prolonging osteoporosis?
- The "female athlete triad" can result in which of the following?
- Which of the following is/are part of the "female athlete triad"?
- Undesirably low body weight in young female athletes can lead to what?
- Reduced bone mass and density without the presence of a fracture defines what?
- Which of the following activities would likely produce the greatest bone mineral density?
- What happens when osteoblast activity exceeds osteoclast activity?
- Which of the following statements is/are true regarding bone growth?
- Specialized bone cells that build new bone tissue are called what?
- Which of the following statements is/are true regarding the strength of bone?
- The water content of bone makes up approximately what percentage of the total bone weight?
- Which of the following is true regarding epiphyseal plate injuries?
- Appropriate strategies to lessen the likelihood of acquiring osteoporosis include which of the following?
- Which of the following is a possible symptom of osteoporosis?
- What is the most common symptom of osteoporosis?
- In a child, severe injury to an epiphysis may result in which of the following?