ANATOMY

GENERAL ANATOMY

SKELETAL ANATOMY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
During adulthood, bone
A
develops
B
grows
C
remodels
D
breaks
Explanation: 

Detailed explanation-1: -The adult skeleton is renewed by remodeling every 10 years. Remodeling persists throughout life. It has been estimated that 3–4 million bone remodeling units (BRUs) are initiated each year and that 1 million BRUs are actively engaged in bone turnover at any time [Manolagas, 2000].

Detailed explanation-2: -The remodeling process occurs throughout life and becomes dominant by the time that bone reaches its peak mass (typically by the early 20s). Remodeling continues throughout life so that most of the adult skeleton is replaced about every 10 years.

Detailed explanation-3: -Bone remodeling is a fundamental process by which the mammalian skeleton tissue is continuously renewed to maintain the structural, biochemical and biomechanical integrity of bone and to support its role in mineral homeostasis.

Detailed explanation-4: -Between 30 and 50 Years of Age After you reach your peak bone mass, you will begin to gradually lose bone. All through your life, your body is continually removing old bone and replacing it with fresh bone. This process is called remodeling. Up until about age 40, all the bone removed is replaced.

Detailed explanation-5: -The remodeling stage starts around 6 weeks after the injury. In this stage, regular bone replaces the hard callus. If you saw an X-ray of the healing bone, it would look uneven. But over the next few months, the bone is reshaped so that it goes back to looking the way it did before the injury.

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