Question 1

Ossification (Osteogenesis) is the process of ________.

Accepted Answer

A)  making collagen fibers for calcified cartilage
B)  bone formation
C)  bone destruction to liberate calcium
D)  making a cartilage model of the fetal bone

Question 2

Choose the structures that most directly provide nutrients and remove wastes from osteocytes in compact bone.

Accepted Answer

A)  nutrient foramens
B)  perforating (Volkmann's) canals
C)  canaliculi
D)  central canals

Question 3

The term osteoid refers to the organic part of the matrix of compact bones.

Accepted Answer

A) True 
 B)False

Question 4

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 plate

Question 5

Choose which bone marking type would likely increase in size when a weight lifter repeatedly exercises muscles that attach to it.

Accepted Answer

A)  meatus
B)  fossa
C)  trochanter
D)  foramen

Question 6

Which of the following statements best describes interstitial growth of cartilage?

Accepted Answer

A)  Unspecialized cells from mesenchyme develop into chondrocytes,which divide and form cartilage.
B)  Chondrocytes in the lacunae divide and secrete matrix,allowing the cartilage to grow from within.
C)  Growth occurs in the lining of the long bones.
D)  Fibroblasts give rise to chondrocytes that differentiate and form cartilage.

Question 7

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 cavity

Question 8

The structure of bone tissue suits the function.Which of the following bone tissues is adapted to support weight and withstand torsion stresses?

Accepted Answer

A)  spongy bone
B)  irregular bone
C)  trabecular bone
D)  compact bone

Question 9

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 10

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 receptors

Question 11

Which of the following is not a function of the skeletal system?

Accepted Answer

A)  production of blood cells (hematopoiesis) 
B)  communication
C)  storage of minerals
D)  support

Question 12

List in order the four major healing stages of a simple fracture.

Accepted Answer

Hematoma formation,fibrocartilaginous callus formation,bony callus formation,and bone remodeling.

Question 13

Which bone would likely take the longest to heal?

Accepted Answer

A)  thigh bone of an elderly individual
B)  finger bone of a young individual
C)  thigh bone of a young individual
D)  finger bone of an elderly individual

Question 14

Choose the best location for obtaining a red bone marrow sample from a patient.

Accepted Answer

A)  hip bone
B)  medullary cavity of femur
C)  head of humerus
D)  frontal bone

Question 15

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 molecules D

Question 16

The cell responsible for secreting the matrix of bone is the ________.

Accepted Answer

A)  osteocyte
B)  chondrocyte
C)  osteoclast
D)  osteoblast

Question 17

Spongy bone contains ________.

Accepted Answer

A)  lamellar bone
B)  osteons
C)  trabeculae
D)  osseous lamellae

Question 18

When does prevention of osteoporosis start?

Accepted Answer

The prevention of osteoporosis should be...

Question 19

Bones are constantly undergoing resorption (breaking bone down) for various reasons.Which of the following cells accomplishes this process?

Accepted Answer

A)  osteoblast
B)  stem cell
C)  osteoclast
D)  osteocyte C

Question 20

If your elderly patient's blood calcium level is normal,does that mean the patient does not have osteoporosis? Explain.

Accepted Answer

No.The level of calcium in the blood is ...

Exam 6: Bones and Skeletal Tissue

Ossification (Osteogenesis) is the process of ________.

Correct AnswerverifiedShow Answer

Choose the structures that most directly provide nutrients and remove wastes from osteocytes in compact bone.

Correct AnswerverifiedShow Answer

The term osteoid refers to the organic part of the matrix of compact bones.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Choose which bone marking type would likely increase in size when a weight lifter repeatedly exercises muscles that attach to it.

Correct AnswerverifiedShow Answer

Which of the following statements best describes interstitial growth of cartilage?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The structure of bone tissue suits the function.Which of the following bone tissues is adapted to support weight and withstand torsion stresses?

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

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

Correct AnswerverifiedShow Answer

Which of the following is not a function of the skeletal system?

Correct AnswerverifiedShow Answer

List in order the four major healing stages of a simple fracture.

Correct AnswerverifiedHematoma formation,fibrocartilaginous callus formation,bony callus formation,and bone remodeling.

Which bone would likely take the longest to heal?

Correct AnswerverifiedShow Answer

Choose the best location for obtaining a red bone marrow sample from a patient.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

The cell responsible for secreting the matrix of bone is the ________.

Correct AnswerverifiedShow Answer

Spongy bone contains ________.

Correct AnswerverifiedShow Answer

When does prevention of osteoporosis start?

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

Bones are constantly undergoing resorption (breaking bone down) for various reasons.Which of the following cells accomplishes this process?

Correct AnswerverifiedC

If your elderly patient's blood calcium level is normal,does that mean the patient does not have osteoporosis? Explain.

Correct AnswerverifiedNo.The level of calcium in the blood is ...View AnswerShow Answer

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Hematoma formation,fibrocartilaginous callus formation,bony callus formation,and bone remodeling.

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D

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The prevention of osteoporosis should be...
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C

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No.The level of calcium in the blood is ...
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