The first respiratory structures without cartilage as a supporting tissue are ________
A) Primary bronchi B) Bronchioles
C) Secondary bronchi D) Alveolar ducts
B
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Which is not correct about spongy bone?
A. It forms diploe in the cranial bones. B. It is located in the epiphyses of long bones. C. It is composed of tubular units called osteons. D. It is located deep to compact bone. E. Its spaces hold red bone marrow.
A break in a bone is called
A) a defect. B) a rupture. C) an osteon. D) a fracture. E) None of the answers are correct.
When bacteria release acids that damage teeth, cavities, also known as ________, can result.
A. papillae B. serosae C. caries D. periodontitis E. gingivitis
The condition known as osteopenia
A) affects mostly women. B) causes a gradual reduction in bone mass. C) is caused by too much vitamin D in the diet. D) is rarely seen as people age. E) only affects the femur.