Question 1

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) A) and D)
G) B) and C)

Question 2

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) B) and C)
G) B) and E)

Question 3

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) A) and B)

Question 4

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) D) and E)
G) A) and E)

Question 5

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 6

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) A) and D)
G) A) and B)

Question 7

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) A) and B)
F) A) and C)

Question 8

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 D)
G) None of the above

Question 9

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) B) and C)
G) A) and D)

Question 10

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) A) and D)
F) All of the above

Question 11

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) B) and D)
G) B) and C)

Question 12

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) A) and B)
G) A) and C)

Question 13

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 14

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) A) and E)
G) All of the above

Question 15

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

Accepted Answer

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

Question 16

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 D)

Question 17

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 B)
G) B) and D)

Question 18

The inferior portion of the occipital bone is formed by ___________

Accepted Answer

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

Question 19

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

Question 20

In which type of bone would osteons be present?

Accepted Answer

A)   compact bone
B)   spongy bone
C)   both spongy and compactD) A) and C)
E) All of the above

Exam 6: Skeletal System: Bones and Bone Tissue

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

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A passageway connecting neighboring osteocytes in an osteon is a

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

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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.

Correct AnswerverifiedShow Answer

The proportion of collagen to hydroxyapatite in bone determines the

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In which type of bone would osteons be present?

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

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

Correct AnswerverifiedShow Answer

The inferior portion of the occipital bone is formed by ___________

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Which of the following events occurs last in intramembranous ossification?

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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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One effect of aging on the skeletal system is

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Bone growth of the epiphysis occurs at the

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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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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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The medullary cavity is

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

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

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

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