Question 1

The proportion of collagen to hydroxyapatite in bone determines the

Accepted Answer

A)   thickness of the bone.
B)   strength of the bone.
C)   growth rate of bone.
D)   ability of the bone to heal.
E)   length of the bone.F) D) and E)
G) B) and D)

Question 2

One effect of aging on the skeletal system is

Accepted Answer

A)   decreased collagen fibers.
B)   Decreased bone matrix and decreased collagen fibers are effects of aging.
C)   decreased bone matrix.
D)   increased bone density.
E)   increased elastic fibers.F) B) and D)
G) None of the above

Question 3

A band of connective tissue that attaches a muscle to a bone is a(n)

Accepted Answer

A)   bursa.
B)   aponeurosis.
C)   epimysium.
D)   tendon.
E)   ligament.F) A) and D)
G) B) and C)

Question 4

Which of the following events occurs last in intramembranous ossification?

Accepted Answer

A)   Cancellous bone is formed.
B)   Periosteum is formed.
C)   Many tiny trabeculae of woven bone develop.
D)   A membrane of delicate collagen fibers develops.
E)   Osteoprogenitor cells become osteoblasts.F) B) and E)
G) C) and D)

Question 5

The processes of intramembranous and endochondral ossification are similar in several respects. Which of the following statements applies to both intramembranous and endochondral ossification?

Accepted Answer

A)   Both processes require a precursor of connective tissue membranes.
B)   Both processes form woven bone.
C)   Both only form flat bones.
D)   Chondrocytes participate in both processes.
E)   In both processes, bone replaces cartilage.F) A) and B)
G) A) and C)

Question 6

The medullary cavity is

Accepted Answer

A)   the site where osteoblasts are found.
B)   filled with fibrocartilage and elastin fibers.
C)   dead space in the bone.
D)   lined with endosteum.
E)   empty in adult bones.F) B) and C)
G) A) and C)

Question 7

In which type of bone would osteons be present?

Accepted Answer

A)   compact bone
B)   spongy bone
C)   both spongy and compactD) A) and B)
E) A) and C)

Question 8

Some flat and irregular bones of the skull have air-filled spaces called

Accepted Answer

A)   sinuses.
B)   trabeculae.
C)   epiphyseal spaces.
D)   medullary cavities.
E)   lacunae.F) A) and B)
G) A) and C)

Question 9

Bone growth of the epiphysis occurs at the

Accepted Answer

A)   diaphysis.
B)   joint cavity.
C)   epiphyseal plate.
D)   perichondrium.
E)   articular cartilage.F) A) and D)
G) D) and E)

Question 10

Normal bone growth requires adequate amounts of _____, _____, and _____ in the diet.

Accepted Answer

A)   potassium, calcium, and vitamin D
B)   vitamin D, phosphate, and chloride
C)   calcium, phosphate, and vitamin D
D)   vitamin E, vitamin B, and vitamin A
E)   sodium, calcium, and vitamin EF) B) and D)
G) B) and E)

Question 11

Peter receives a blow to the front of the knee on the soccer field and collapses. The bruised bone is the ___________.

Accepted Answer

The answer of Peter receives a blow to the front...

Question 12

Which type of bone cells have ruffled borders and secrete acids?

Accepted Answer

A)   osteoblasts
B)   osteochondral progenitor cell
C)   osteoclasts
D)   osteocytesE) None of the above
F) A) and B)

Question 13

A passageway connecting neighboring osteocytes in an osteon is a

Accepted Answer

A)   lacuna.
B)   lamella.
C)   osteocanal.
D)   canaliculus.
E)   central canal.F) A) and E)
G) B) and E)

Question 14

Bones that are longer than they are wide and generally have enlarged ends for articulations are classified as ______ bones.

Accepted Answer

A)   short bone
B)   irregular bone
C)   long bone
D)   flat boneE) C) and D)
F) B) and D)

Question 15

The inferior portion of the occipital bone is formed by ___________

Accepted Answer

A)   endochondral ossification
B)   intramembranous ossificationC) A) and B)
D) undefined

Question 16

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

Accepted Answer

A)   cancellous bone
B)   articular cartilage
C)   diaphysis
D)   epiphysis
E)   epiphyseal linesF) C) and E)
G) All of the above

Question 17

Bones are classified as one of four types, based on their shapes. The bones of the cranium are examples of ______ bones.

Accepted Answer

A)   short bone
B)   long bone
C)   flat bone
D)   irregular boneE) None of the above
F) B) and C)

Question 18

Bones that are thin and have a broad curved shape are classified as ______ bones.

Accepted Answer

A)   flat bone
B)   irregular bone
C)   long bone
D)   short boneE) B) and C)
F) C) and D)

Question 19

During development, some bones arise from thick connective tissue membranes in a process known as ______ bone formation, and other bones arise from a hyaline cartilage model in a process known as ______ bone formation.

Accepted Answer

A)   endochondral; intramembranous
B)   intramembranous; endochondralC) A) and B)
D) undefined

Question 20

A young woman is in a car accident. When she regains consciousness, she notices a sharp pain in her left arm. Looking down, she sees a bone sticking out. This is a compound fracture.

Accepted Answer

A) True 
 B)False

Exam 6: Skeletal System: Bones and Bone Tissue

The proportion of collagen to hydroxyapatite in bone determines the

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Peter receives a blow to the front of the knee on the soccer field and collapses. The bruised bone is the ___________.

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Bone growth of the epiphysis occurs at the

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Normal bone growth requires adequate amounts of _____, _____, and _____ in the diet.

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A young woman is in a car accident. When she regains consciousness, she notices a sharp pain in her left arm. Looking down, she sees a bone sticking out. This is a compound fracture.

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Some flat and irregular bones of the skull have air-filled spaces called

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Bones are classified as one of four types, based on their shapes. The bones of the cranium are examples of ______ bones.

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The processes of intramembranous and endochondral ossification are similar in several respects. Which of the following statements applies to both intramembranous and endochondral ossification?

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Bones that are thin and have a broad curved shape are classified as ______ bones.

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A passageway connecting neighboring osteocytes in an osteon is a

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Bones that are longer than they are wide and generally have enlarged ends for articulations are classified as ______ bones.

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A band of connective tissue that attaches a muscle to a bone is a(n)

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During development, some bones arise from thick connective tissue membranes in a process known as ______ bone formation, and other bones arise from a hyaline cartilage model in a process known as ______ bone formation.

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The inferior portion of the occipital bone is formed by ___________

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

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In which type of bone would osteons be present?

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One effect of aging on the skeletal system is

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Which type of bone cells have ruffled borders and secrete acids?

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The medullary cavity is

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Which of the following events occurs last in intramembranous ossification?

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Normal bone growth requires adequate amounts of ___, _, and ___ in the diet.

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During development, some bones arise from thick connective tissue membranes in a process known as bone formation, and other bones arise from a hyaline cartilage model in a process known as bone formation.

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