Question 1

Would you expect to see changes in blood levels of the hormones calcitonin and PTH as a result of vitamin D₃ deficiency?
 Explain.

Accepted Answer

A person deficient in vitamin D₃ would n

Question 2

________ bone does not contain capillaries, but receives nutrients through its canaliculi.

Accepted Answer

A)  Lamellar 
B)  Osteonic 
C)  Woven 
D)  Compact 
E)  Spongy 
A)  Lamellar 
B)  Osteonic 
C)  Woven 
D)  Compact 
E)  Spongy

Question 3

The humerus is an example of a(n) ________ bone.

Accepted Answer

A)  long 
B)  short 
C)  flat 
D)  irregular 
E)  sesamoid 
A)  long 
B)  short 
C)  flat 
D)  irregular 
E)  sesamoid

Question 4

The following are major steps in the process of intramembranous ossification.
1) Clusters of osteoblasts form osteoid that becomes mineralized.
2) Osteoblasts differentiate within mesenchymal connective tissue.
3) Spicules of bone radiate out from the ossification centers.
4) Mesenchymal cells aggregate.
The correct order for these events is

Accepted Answer

A)  4, 1, 2, 3. 
B)  2, 1, 3, 4. 
C)  4, 2, 1, 3. 
D)  2, 3, 1, 4. 
A)  4, 1, 2, 3. 
B)  2, 1, 3, 4. 
C)  4, 2, 1, 3. 
D)  2, 3, 1, 4.

Question 5

Intramembranous ossification begins with differentiation of ________ cells.

Accepted Answer

A)  osteoclast 
B)  osteoprogenitor 
C)  mesenchymal 
D)  osteoblast 
E)  osteocyte 
A)  osteoclast 
B)  osteoprogenitor 
C)  mesenchymal 
D)  osteoblast 
E)  osteocyte

Question 6

A fracture of the bone across its long axis is called a(n) ________ fracture.

Accepted Answer

The answer of A fracture of the bone across its...

Question 7

The medullary cavity of bones contains

Accepted Answer

A)  compact bone. 
B)  osteons. 
C)  cartilage. 
D)  marrow. 
E)  periosteum. 
A)  compact bone. 
B)  osteons. 
C)  cartilage. 
D)  marrow. 
E)  periosteum.

Question 8

What structure allows a bone to grow in length?

Accepted Answer

A)  lacunae 
B)  epiphyseal cartilages 
C)  periosteal bud 
D)  metaphysis 
E)  trabeculae 
A)  lacunae 
B)  epiphyseal cartilages 
C)  periosteal bud 
D)  metaphysis 
E)  trabeculae

Question 9

Figure 6-1 Bone Tissue
Use Figure 6-1 to answer the following question(s):
-Which structure is termed an osteon?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 10

Figure 6-1 Bone Tissue
Use Figure 6-1 to answer the following question(s):
-Where would osteoclasts be most active?

Accepted Answer

A)  1 
B)  2 
C)  3 
D)  4 
E)  5 
A)  1 
B)  2 
C)  3 
D)  4 
E)  5

Question 11

The femur can withstand ________ times the body weight without breaking.

Accepted Answer

A)  3 
B)  5 to 10 
C)  8 
D)  10 to 15 
E)  30 
A)  3 
B)  5 to 10 
C)  8 
D)  10 to 15 
E)  30

Question 12

A(n) ________ fracture produces shattered bone fragments.

Accepted Answer

The answer of A(n) ________ fracture produces shattered bone fragments....

Question 13

During the process of ________, an existing tissue is replaced by bone.

Accepted Answer

The answer of During the process of ________, an existing...

Question 14

The type of bone that is adapted to withstand stresses that arrive from many directions is ________ bone.

Accepted Answer

A)  spongy 
B)  trabeculae 
C)  compact 
D)  lamellar 
E)  irregular 
A)  spongy 
B)  trabeculae 
C)  compact 
D)  lamellar 
E)  irregular

Question 15

After a fracture of the diaphysis has healed, the thickened region that results is called the

Accepted Answer

A)  epiphyseal plate. 
B)  external callus. 
C)  dense tuberosity. 
D)  condyle. 
E)  fracture facet. 
A)  epiphyseal plate. 
B)  external callus. 
C)  dense tuberosity. 
D)  condyle. 
E)  fracture facet.

Question 16

Bones that develop within tendons are called ________ bones.

Accepted Answer

A)  irregular 
B)  sesamoid 
C)  sutural 
D)  Wormian 
E)  tendon 
A)  irregular 
B)  sesamoid 
C)  sutural 
D)  Wormian 
E)  tendon

Question 17

During appositional growth

Accepted Answer

A)  bones grow longer. 
B)  bones grow wider. 
C)  bone is replaced by cartilage. 
D)  the epiphysis fuses with the diaphysis. 
E)  osteoblasts are overwhelmed by osteocytes. 
A)  bones grow longer. 
B)  bones grow wider. 
C)  bone is replaced by cartilage. 
D)  the epiphysis fuses with the diaphysis. 
E)  osteoblasts are overwhelmed by osteocytes.

Question 18

The most abundant cell type in bone is

Accepted Answer

A)  osteoclasts. 
B)  osteoblasts. 
C)  osteolytes. 
D)  osteoprogenitor cells. 
E)  osteocytes. 
A)  osteoclasts. 
B)  osteoblasts. 
C)  osteolytes. 
D)  osteoprogenitor cells. 
E)  osteocytes.

Question 19

The adult skeleton contains ________ major bones.

Accepted Answer

The answer of The adult skeleton contains ________ major bones....

Question 20

The lining of the medullary cavity is called the

Accepted Answer

A)  endosteum. 
B)  periosteum. 
C)  epimysium. 
D)  perimysium. 
E)  perichondrium. 
A)  endosteum. 
B)  periosteum. 
C)  epimysium. 
D)  perimysium. 
E)  perichondrium.

Exam 6: Osseous Tissue and Bone Structure

Would you expect to see changes in blood levels of the hormones calcitonin and PTH as a result of vitamin D₃ deficiency? Explain.

________ bone does not contain capillaries, but receives nutrients through its canaliculi.

The humerus is an example of a(n) ________ bone.

Intramembranous ossification begins with differentiation of ________ cells.

A fracture of the bone across its long axis is called a(n) ________ fracture.

The medullary cavity of bones contains

What structure allows a bone to grow in length?

Figure 6-1 Bone Tissue Use Figure 6-1 to answer the following question(s): -Which structure is termed an osteon?

Figure 6-1 Bone Tissue Use Figure 6-1 to answer the following question(s): -Where would osteoclasts be most active?

The femur can withstand ________ times the body weight without breaking.

A(n) ________ fracture produces shattered bone fragments.

During the process of ________, an existing tissue is replaced by bone.

The type of bone that is adapted to withstand stresses that arrive from many directions is ________ bone.

After a fracture of the diaphysis has healed, the thickened region that results is called the

Bones that develop within tendons are called ________ bones.

During appositional growth

The most abundant cell type in bone is

The adult skeleton contains ________ major bones.

The lining of the medullary cavity is called the

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

The Integumentary System

The Skeleton

Articulations

Skeletal Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood and Blood Vessels

The Heart and Cardiovascular Function

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Energetics

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Development and Inheritance

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