Bio 2050 - Anatomy and Physiology » Fall 2020 » RTS Chapter 7

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Question #1
Endochondral ossification begins at this time:
A.   adulthood
B.   around age 50
C.   during fetal development
D.   during puberty
Question #2
In this zone of the epiphyseal plate, new cartilage is produced as the chondrocytes divide and form stacks of cells:
A.   calcification
B.   proliferation
C.   hypertrophy
D.   resting cartilage
Question #3
In hyaline cartilage, the cells that produce new matrix are called this:
A.   osteocyte
B.   chondroblast
C.   osteoblast
D.   chondrocyte
Question #4
Nutrients travel to osteocytes in this order: 1. blood vessels in the medullary cavity 2. central canal 3. canaliculi 4. perforating (Volkmann’s) canals 5. cytoplasm of the osteocytes True/False
A.   TRUE
B.   FALSE
Question #5
Chondrocytes receive nutrients in this manner:
A.   from the inner layer of perichondrium
B.   diffusion through matrix
C.   directly from blood vessels
D.   from the lacuna
Question #6
This process of bone repair requires the longest amount of time:
A.   callus ossification
B.   internal callus formation
C.   hematoma formation
D.   bone remodeling

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