Question 1

Match the following:
-The growth pattern of bone in which matrix is laid down on the surface.

Accepted Answer

A)  Intramembranous ossification
B)  Appositional growth
C)  Epiphyseal line
D)  Chondrocytes
E)  Epiphyseal plateF) A) and B)
G) A) and C)

Question 2

Match the following:
-Common sports fracture resulting from a twisting force.

Accepted Answer

A)  Greenstick
B)  Comminuted
C)  SpiralD) All of the above
E) A) and B)

Question 3

In some cases the epiphyseal plate of the long bones of children closes too early.What might be the cause?

Accepted Answer

A)   elevated levels of sex hormones
B)   too much vitamin D in the diet
C)   overproduction of thyroid hormone
D)   osteoblast activity exceeds osteoclast activityE) None of the above
F) C) and D)

Question 4

What is the structural unit of compact bone?

Accepted Answer

A)   the osteon
B)   lamellar bone
C)   osseous matrix
D)   spongy boneE) C) and D)
F) A) and B)

Question 5

Closure of the epiphyseal plate stops all bone growth.

Accepted Answer

A) True 
 B)False

Question 6

Compare the function of the organic materials in the bone matrix with the function of the inorganic materials in the matrix.

Accepted Answer

The organic matrix contributes...

Question 7

Which structure allows the diaphysis of the bone to increase in length until early childhood?

Accepted Answer

A)   epiphyseal line
B)   lacuna
C)   epiphyseal plate
D)   osteonE) All of the above
F) C) and D)

Question 8

Ossification of the ends of long bones ________.

Accepted Answer

A)   is a characteristic of intramembranous bone formation
B)   involves medullary cavity formation
C)   takes twice as long as diaphysis ossification
D)   is produced by secondary ossification centersE) A) and D)
F) A) and B)

Question 9

Which of the following is implicated in osteoporosis in older women?

Accepted Answer

A)   estrogen deficiency due to menopause
B)   heritage such as African or Mediterranean
C)   poor posture
D)   abnormal PTH receptorsE) All of the above
F) C) and D)

Question 10

Match the following:
-Cells that can build bony matrix.

Accepted Answer

A)  Lamellae
B)  Osteoblasts
C)  Endosteum
D)  Canaliculi
E)  OsteoclastsF) A) and E)
G) D) and E)

Question 11

In newborn infants,the medullary cavity and all areas of spongy bone contain yellow bone marrow.

Accepted Answer

A) True 
 B)False

Question 12

The periosteum is a tissue that serves only to protect the bone because it is not supplied with nerves or blood vessels.

Accepted Answer

A) True 
 B)False

Question 13

Sixty-five percent of the mass of bone is a compound called hydroxyapatite.

Accepted Answer

A) True 
 B)False

Question 14

Compact bone is replaced more often than spongy bone.

Accepted Answer

A) True 
 B)False

Question 15

When does prevention of osteoporosis start?

Accepted Answer

The prevention of osteoporosis should be...

Question 16

Cartilage grows in two ways,appositional and interstitial.What is appositional growth?

Accepted Answer

A)   the secretion of new matrix against the external face of existing cartilage
B)   the lengthening of hyaline cartilage
C)   along the edges only of existing osteons, making each osteon larger
D)   growth at the epiphyseal plateE) B) and D)
F) A) and B)

Question 17

Lengthwise,long bone growth during infancy and youth is exclusively through ________.

Accepted Answer

A)   calcification of the matrix of the zone underlying articular cartilage
B)   interstitial growth of the epiphyseal plates
C)   differentiation of osteoclasts into osteocytes
D)   the secretion of bone matrix into the medullary cavityE) None of the above
F) All of the above

Question 18

The term diploë refers to the ________.

Accepted Answer

A)   internal layer of spongy bone in flat bones
B)   fact that most bones are formed of two types of bone tissue
C)   two types of marrow found within most bones
D)   double-layered nature of the connective tissue covering the boneE) None of the above
F) A) and B)

Question 19

The resilience of bone is thought to come from which of the following?

Accepted Answer

A)   presence of osteoblasts in the bone
B)   amount of mineral salt and protein in the bone
C)   amount of mineral salts in the bone
D)   sacrificial bonds in or between collagen moleculesE) B) and C)
F) A) and D)

Question 20

Figure 6.1
Using Figure 6.1, match the following bone types with the numbered structure:
 
-Bone 4.

Accepted Answer

A)  Irregular
B)  Flat
C)  Sesamoid
D)  Short
E)  LongF) All of the above
G) None of the above

Exam 6: Bones and Skeletal Tissue

Match the following: -The growth pattern of bone in which matrix is laid down on the surface.

Correct AnswerverifiedShow Answer

In some cases the epiphyseal plate of the long bones of children closes too early.What might be the cause?

Correct AnswerverifiedShow Answer

Sixty-five percent of the mass of bone is a compound called hydroxyapatite.

Correct AnswerverifiedShow Answer

Closure of the epiphyseal plate stops all bone growth.

Correct AnswerverifiedShow Answer

Compact bone is replaced more often than spongy bone.

Correct AnswerverifiedShow Answer

Figure 6.1 Using Figure 6.1, match the following bone types with the numbered structure: -Bone 4.

Correct AnswerverifiedShow Answer

Match the following: -Cells that can build bony matrix.

Correct AnswerverifiedShow Answer

Which of the following is implicated in osteoporosis in older women?

Correct AnswerverifiedShow Answer

Lengthwise,long bone growth during infancy and youth is exclusively through ________.

Correct AnswerverifiedShow Answer

Compare the function of the organic materials in the bone matrix with the function of the inorganic materials in the matrix.

Correct AnswerverifiedThe organic matrix contributes...View AnswerShow Answer

Which structure allows the diaphysis of the bone to increase in length until early childhood?

Correct AnswerverifiedShow Answer

Ossification of the ends of long bones ________.

Correct AnswerverifiedShow Answer

The resilience of bone is thought to come from which of the following?

Correct AnswerverifiedShow Answer

Cartilage grows in two ways,appositional and interstitial.What is appositional growth?

Correct AnswerverifiedShow Answer

The periosteum is a tissue that serves only to protect the bone because it is not supplied with nerves or blood vessels.

Correct AnswerverifiedShow Answer

Match the following: -Common sports fracture resulting from a twisting force.

Correct AnswerverifiedShow Answer

What is the structural unit of compact bone?

Correct AnswerverifiedShow Answer

When does prevention of osteoporosis start?

Correct AnswerverifiedThe prevention of osteoporosis should be...View AnswerShow Answer

The term diploë refers to the ________.

Correct AnswerverifiedShow Answer

In newborn infants,the medullary cavity and all areas of spongy bone contain yellow bone marrow.

Correct AnswerverifiedShow Answer

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The organic matrix contributes...
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The prevention of osteoporosis should be...
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