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A&P Marieb Ch6 Bones

A&P Marieb Chapter 6 Bones and Skeletal Tissue Multiple Choice

Which is a function of the skeletal system? (a) support (b) hematopoietic site (c) storage (d) providing levers for muscle activity (e) all of these
A bone with approximately the same width, length, and height is most likely (a) a long bone (b) a short bone (c) a flat bone (d) an irregular bone (e)
The shaft of a long bone is properly called the (a) epiphysis (b) periosteum (c) diaphysis (d) compact bone (e)
Sites of hematopoiesis include all but (a) red marrow cavities of spongy bone (b) the diploë of flat bones (c) medullary cavities in bones of infants (d) medullary cavities in bones of a healthy adult (e)
An osteon has (a) a central canal carrying blood vessels (b) concentric lamellae (c) osteocytes in lacunae (d) canaliculi that connect lacunae to the central canal (e) all of these
The organic portion of matrix is important in providing all but (a) tensile strength (b) hardness (c) ability to resist stretch (d) flexibility (e)
The flat bones of the skull develop from (a) areolar tissue (b) hyaline cartilage (c) fibrous connective tissue (d) compact bone (e)
The remodeling of bone is a function of which cells? (a) chondrocytes and osteocytes (b) osteoblasts and osteoclasts (c) chondroblasts and osteoclasts (d) osteoblasts and osteocytes (e)
Bone growth during childhood and in adults is regulated and directed by (a) growth hormone (b) thyroid hormones (c) sex hormones (d) mechanical stress (e) all of these
Where within the epiphyseal plate are the dividing cartilage cells located? (a) nearest the shaft (b) in the marrow cavity (c) farthest from the shaft (d) in the primary ossification center (e)
Wolff’s law is concerned with (a) calcium homeostasis of the blood (b) the thickness and shape of a bone being determined by mechanical and gravitational stresses placed on it (c) the electrical charge on bone surfaces (d) (e)
Formation of the bony callus in fracture repair is followed by (a) hematoma formation (b) fibrocartilaginous callus formation (c) bone remodeling to convert woven bone to compact bone (d) formation of granulation tissue (e)
The fracture type in which the bone ends are incompletely separated is (a) greenstick (b) compound (c) simple (d) comminuted (e) compression
The disorder in which bones are porous and thin but bone composition is normal is (a) osteomalacia (b) osteoporosis (c) Paget’s disease (d) (e)
Created by: jgloverwilson