Chpt. 7 & 8 Multiple Choice Created By Day
- 1.The skeleton does not
- A.
Store calcium and phosphate ions.
- B.
Store red blood cells.
- C.
Provide support for most muscles.
- D.
Protect the brain.
- E.
Protect the spinal cord.
- 2.Osseous tissue is a(an) ____________ tissue.
- A.
Connective
- B.
Epithelial
- C.
Dense regular
- D.
Dense irregular
- E.
Reticular
- 3.These are all tissues that are a part of a long bone except
- A.
Osseous tissue.
- B.
Nervous tissue.
- C.
Adipose tissue.
- D.
Cartilage.
- E.
Transitional epithelium.
- 4.The expanded head at each end of a long bone is called
- A.
An epiphysis.
- B.
A diaphysis.
- C.
An articular cartilages.
- D.
A periosteum.
- E.
A periosteum.
- 5.A bone is covered externally with a sheath called ______________, whereas the internal surface is lined with _____________.
- A.
Epiphysis; diaphysis
- B.
Diaphysis; epiphysis
- C.
Compact bone; spongy bone
- D.
Periosteum; endosteum
- E.
Endosteum; periosteum
- 6._____________ are bone-forming cells.
- A.
Osteogenic (osteoprogenitor) cells
- B.
Osteoblasts
- C.
Osteoclasts
- D.
Osteocytes
- E.
Osteons
- 7.When ____________ become enclosed in lacunae, they become cells called _____________.
- A.
Osteogenic cells; osteoblasts
- B.
Osteoblasts; osteoclasts
- C.
Osteoblasts; osteocytes
- D.
Osteocytes; osteoclasts
- E.
Osteocytes; osteoblasts
- 8.Which of these is an inorganic component of the bone matrix?
- A.
Proteoglycans
- B.
Glycoproteins
- C.
Collagen
- D.
Hydroxyapatite
- E.
Glycosaminoglycans
- 9.Spicules and trabeculae are found in
- A.
Compact bone.
- B.
Bone matrix.
- C.
Yellow bone marrow.
- D.
Red bone marrow.
- E.
Spongy bone.
- 10.Red bone marrow does not contain
- A.
Myeloid tissue.
- B.
Yellow bone marrow.
- C.
Hemopoietic tissue.
- D.
White blood cells.
- E.
Red blood cells.
- 11.____________ provide(s) hardness to bones, whereas ____________ provide(s) some degree of flexibility.
- A.
Hydroxyapatite and other minerals; proteins
- B.
Collagen and elastic fibers; minerals
- C.
Glycoproteins; proteoglycans
- D.
Calcium carbonate; calcium phosphate
- E.
Proteins; collagen
- 12.. ___________ have a ruffled border with many deep infoldings of the plasma membrane, whereas ____________ have long, thin, fingerlike cytoplasmic processes.
- A.
Osteoclasts; osteocytes
- B.
Osteocytes; osteoclasts
- C.
Osteoblasts; osteoclasts
- D.
Osteoblasts; osteocytes
- E.
Osteocytes; osteogenic cells
- 13.What would you find in the marrow cavity of the diaphysis of an adult humerus (arm bone)?
- A.
Spongy bone
- B.
Hemopoietic tissue
- C.
Red bone marrow
- D.
Yellow bone marrow
- E.
Compact bone
- 14.Which one of the following bone cells would have the greatest number of lysosomes?
- A.
Osteoblasts
- B.
Osteoclasts
- C.
Osteocytes
- D.
Osteogenic cells
- E.
Stem cells
- 15._______________ are common in compact bone but rarely seen in spongy bone.
- A.
Lamellae
- B.
Osteoclasts
- C.
Lacunae
- D.
Central canals
- E.
Osteocytes
- 16.Intramembranous ossification produces the
- A.
Irregular bones of the vertebrae.
- B.
Flat bones of the skull.
- C.
Long bones of the limbs.
- D.
Short bones of the wrist.
- E.
Short bones of the ankle.
- 17.In endochondral ossification, the precursor connective tissue is _____________, which is replaced by bone.
- A.
Embryonic mesenchyme
- B.
Fibrous membranes
- C.
Hyaline cartilage
- D.
Transitional epithelium
- E.
Fibrocartilage
- 18.The _____________ is a marginal zone of the epiphyseal plate where, in children and adolescents, bone can be seen replacing the hyaline cartilage.
- A.
Metaphysis
- B.
Primary ossification center
- C.
Secondary ossification center
- D.
Osteoid tissue
- E.
Epiphyseal line
- 19.Achondroplastic dwarfism is a hereditary condition in which the long bones of the limbs fail to elongate normally because of reduced hyperplasia and hypertrophy of cartilage in the
- A.
Primary ossification center.
- B.
Secondary ossification center.
- C.
Primary bone marrow.
- D.
Secondary bone marrow.
- E.
Epiphyseal plate.
- 20.Chondrocytes multiply in this zone of the metaphysis.
- A.
Zone of reserve cartilage
- B.
Zone of cell proliferation
- C.
Zone of cell hypertrophy
- D.
Zone of calcification
- E.
Zone of bone deposition
- 21.Mature bones are remodeled throughout life by employing
- A.
Intramembranous ossification.
- B.
Endochondral ossification.
- C.
Interstitial growth.
- D.
Appositional growth.
- E.
Metaphysical growth.
- 22.. Bone elongation is a result of
- A.
Cartilage growth.
- B.
Muscle growth.
- C.
Osseous tissue growth.
- D.
Fibrous membrane addition.
- E.
Dense irregular connective tissue addition.
- 23.Wolff's law of bone explains the effect of
- A.
Different diets on bone elongation.
- B.
Mechanical stress on bone remodeling.
- C.
Temperature on bone growth.
- D.
Age on bone thickening.
- E.
Sex on bone widening.
- 24.A growing long bone in a child has only two areas of cartilage at the epiphysis. These two areas are
- A.
Elastic cartilage and epiphyseal plate.
- B.
Epiphyseal plate and epiphyseal line.
- C.
Primary and secondary ossification centers
- D.
Fibrocartilage and articular cartilage.
- E.
Articular cartilage and epiphyseal plate.
- 25._____________ is the process of dissolving bone and returning its minerals to the bloodstream.
- A.
Mineralization
- B.
Mineral deposition
- C.
Crystallization
- D.
Resorption
- E.
Ossification
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