The hardest material produced by the body is ____.
A: the enamel that makes up the outer layer of teeth
B: cartilage
C: bone
D: muscle
A: the enamel that makes up the outer layer of teeth
B: cartilage
C: bone
D: muscle
举一反三
- What are the correct descriptions of periosteum?() A: The outer layer consists of dense connective tissue B: The inner layer contains bone progenitor cells C: Formation of perforating fibers into bone D: Participate in the repair of bone damage E: Covered on the inner and outer surface of bone
- The concept of qi in traditional Chinese medicine is A: The generic terms of body, qi, blood and body fluid B: The most basic substance that makes up the human body and sustain life activities C: The physiological function of the human body D: The most basic material and power that makes up the world
- The structure that makes up the joint tendon is () A: Outer margin of rectus sheath and external oblique muscle B: Internal oblique and transverse abdominal muscles C: External oblique and internal oblique D: Transabdominal muscle and transverse fascia E: External abdominal oblique muscle, internal abdominal oblique muscle<br/>and transverse abdominal muscle
- Muscle can be divided into A: striated /skeletal muscle B: smooth muscle C: cardiac muscle D: cartilage
- The make-up of the body in terms of lean mass (muscle, bone, vital tissue and organs) and fat mass. A: Cardiovascular Endurance B: Spot Reducing C: Flexibility D: Body Composition