Question 1

What does structure "D" represent on the bone diagram?

Accepted Answer

A)   epiphysis
B)   articular cartilage
C)   epiphyseal lines
D)   diaphysis
E)   cancellous boneF) None of the above
G) B) and C)

Question 2

What is the end of a long bone?

Accepted Answer

A)   endosteum
B)   growth plate
C)   Sharpey's fibers
D)   epiphysis
E)   medullary cavityF) C) and D)
G) A) and D)

Question 3

Proteoglycan molecules in the matrix of cartilage

Accepted Answer

A)   give cartilage its resilient nature.
B)   replace collagen fibers in the matrix.
C)   make the perichondrium very stretchable.
D)   fill the lacunae.
E)   make cartilage hard and compact.F) A) and E)
G) A) and B)

Question 4

The cell type that is responsible for maintaining bone once it has been formed is the

Accepted Answer

A)   osteocyte.
B)   chondrocyte.
C)   osteoblast.
D)   osteoclast.
E)   chondroblast.F) A) and B)
G) None of the above

Question 5

Osteogenesis imperfecta can be caused by abnormally formed

Accepted Answer

A)   hydroxyapatite.
B)   proteoglycans.
C)   collagen.
D)   osteoblasts.
E)   calcium.F) A) and C)
G) A) and E)

Question 6

In appositional growth of cartilage,

Accepted Answer

A)   new chondrocytes and new matrix are added on the outside of the tissue.
B)   the tissue becomes vascularized in order to grow.
C)   chondroblasts within the tissue proliferate and add more matrix from the inside.
D)   the cartilage is replaced with another kind of connective tissue.
E)   osteoblasts replace the chondroblasts.F) C) and D)
G) B) and C)

Question 7

When blood vessels become surrounded by concentric lamella forming osteons, the bone will grow in

Accepted Answer

A)   length.
B)   diameter.
C)   the epiphyseal plate.
D)   the articular cartilage.
E)   all of these areas.F) C) and E)
G) B) and E)

Question 8

Which of the following is an example of how the endocrine system affects osteoporosis?

Accepted Answer

A)   calcitonin is used to treat osteoporosis
B)   blood clotting starts repair process
C)   lack of exercise reduces muscle stress on bone
D)   pain following injury helps prevent further injury
E)   inadequate amounts of calcium and vitamin D in the dietF) A) and B)
G) A) and C)

Question 9

Which type of bone cells package calcium and phosphate ions?

Accepted Answer

A)   osteochondral progenitor cell
B)   osteoclasts
C)   osteoblasts
D)   osteocytesE) All of the above
F) A) and D)

Question 10

What does structure "A" represent on the bone diagram?

Accepted Answer

A)   epiphyseal lines
B)   cancellous bone
C)   epiphysis
D)   diaphysis
E)   articular cartilageF) A) and B)
G) A) and C)

Question 11

This is a diagram of calcium homeostasis. What process is represented by "D"?

Accepted Answer

A)   PTH promotes calcium release into blood by osteoclast.
B)   Calcium is removed from blood by osteoblasts.
C)   Calcium is lost in urine.
D)   Vitamin D promotes calcium absorption.
E)   PTH promotes calcium reabsorption from urine.F) C) and D)
G) A) and B)

Question 12

Which type of bone is considered dense bone?

Accepted Answer

A)   compact bone
B)   spongy bone
C)   both spongy and compactD) All of the above
E) None of the above

Question 13

The proper sequence of events in bone repair is

Accepted Answer

A)   remodeling of bone, callus ossification, hematoma formation, callus formation.
B)   callus formation, hematoma formation, callus ossification, remodeling of bone.
C)   hematoma formation, callus ossification, callus formation, remodeling of bone.
D)   hematoma formation, callus formation, callus ossification, remodeling of bone.
E)   callus ossification, callus formation, remodeling of bone, hematoma formation.F) A) and B)
G) A) and C)

Question 14

Lamellar bone

Accepted Answer

A)   is very light in weight.
B)   has a porous appearance.
C)   has its collagen fibers randomly oriented.
D)   is organized into thin sheets of tissue.
E)   is not easily restructured.F) A) and D)
G) B) and D)

Question 15

Which type of bone cells combine hydroxyapatite and collagen to form extracellular bone matrix?

Accepted Answer

A)   osteochondral progenitor cell
B)   osteoblasts
C)   osteocytes
D)   osteoclastsE) A) and B)
F) A) and C)

Question 16

The most common bone disease is osteoporosis. The most common consequence of this disease is

Accepted Answer

A)   luxations and subluxations.
B)   fractures.
C)   fusion of bones.
D)   bone thickening.
E)   remodeling of bone.F) B) and D)
G) B) and C)

Question 17

Which of the following is NOT a function of bone?

Accepted Answer

A)   blood cell formation
B)   support
C)   calcium storage
D)   immunity
E)   movementF) B) and D)
G) D) and E)

Question 18

How does the nervous system contribute to osteoporosis?

Accepted Answer

A)   calcitonin is used to treat osteoporosis
B)   pain following injury helps prevent further injury
C)   blood clotting starts repair process
D)   lack of exercise reduces muscle stress on bone
E)   inadequate amounts of calcium and vitamin D in the dietF) C) and E)
G) A) and B)

Question 19

What are the maintenance cells in bone tissue?

Accepted Answer

A)   osteochondral progenitor cells
B)   chondrocytes
C)   osteoblasts
D)   osteocytes
E)   osteoclastsF) A) and B)
G) None of the above

Question 20

Thin sheets of bone matrix are

Accepted Answer

A)   lamellae.
B)   lacunae.
C)   trabeculae.
D)   periosteum.
E)   canaliculi.F) C) and D)
G) A) and B)

Exam 6: Skeletal System: Bones and Bone Tissue

Thin sheets of bone matrix are

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In appositional growth of cartilage,

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What are the maintenance cells in bone tissue?

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How does the nervous system contribute to osteoporosis?

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This is a diagram of calcium homeostasis. What process is represented by "D"?

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Proteoglycan molecules in the matrix of cartilage

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The proper sequence of events in bone repair is

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Which type of bone cells combine hydroxyapatite and collagen to form extracellular bone matrix?

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Osteogenesis imperfecta can be caused by abnormally formed

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What is the end of a long bone?

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The most common bone disease is osteoporosis. The most common consequence of this disease is

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What does structure "D" represent on the bone diagram?

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Which type of bone is considered dense bone?

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Which of the following is NOT a function of bone?

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What does structure "A" represent on the bone diagram?

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The cell type that is responsible for maintaining bone once it has been formed is the

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Lamellar bone

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Which of the following is an example of how the endocrine system affects osteoporosis?

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When blood vessels become surrounded by concentric lamella forming osteons, the bone will grow in

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Which type of bone cells package calcium and phosphate ions?

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