Question 1

Bone remodeling stops during puberty.

Accepted Answer

A) True 
 B)False

Question 2

What is the site of longitudinal growth in long bones?

Accepted Answer

A)  Epiphysis 
B)  Sharpey's fibers 
C)  Epiphyseal plate 
D)  Medullary cavity 
E)  Endosteum 
A)  Epiphysis 
B)  Sharpey's fibers 
C)  Epiphyseal plate 
D)  Medullary cavity 
E)  Endosteum

Question 3

________ run perpendicular to the long axis of the bone and contain blood vessels that carry blood from the medullary cavity and periosteum to the osteon.

Accepted Answer

A)  Haversian canals 
B)  Perforating canals 
C)  Lamellar canals 
D)  Osteochondral canals 
E)  Canaliculi 
A)  Haversian canals 
B)  Perforating canals 
C)  Lamellar canals 
D)  Osteochondral canals 
E)  Canaliculi

Question 4

Which of the following events of endochondral ossification occurs last?

Accepted Answer

A)  Blood vessels grow into the primary ossification center. 
B)  Cartilage is calcified in the cartilage model. 
C)  A cartilage model is formed by chondroblasts. 
D)  Osteoblasts produce trabeculae and lamellae on the surface of calcified cartilage. 
E)  Secondary ossification centers appear in the epiphyses. 
A)  Blood vessels grow into the primary ossification center. 
B)  Cartilage is calcified in the cartilage model. 
C)  A cartilage model is formed by chondroblasts. 
D)  Osteoblasts produce trabeculae and lamellae on the surface of calcified cartilage. 
E)  Secondary ossification centers appear in the epiphyses.

Question 5

Osteons or haversian systems

Accepted Answer

A)  are found in spongy bone tissue. 
B)  lack concentric lamellae. 
C)  are the basic units in compact bone tissue. 
D)  do not contain osteocytes. 
E)  are avascular. 
A)  are found in spongy bone tissue. 
B)  lack concentric lamellae. 
C)  are the basic units in compact bone tissue. 
D)  do not contain osteocytes. 
E)  are avascular.

Question 6

-This figure illustrates bone growth in length at the epiphyseal plate. Zone "D" represents

Accepted Answer

A)  bone tissue of the diaphysis. 
B)  zone of calcification. 
C)  zone of hypertrophy. 
D)  zone of proliferation. 
E)  zone of resting cartilage. 
A)  bone tissue of the diaphysis. 
B)  zone of calcification. 
C)  zone of hypertrophy. 
D)  zone of proliferation. 
E)  zone of resting cartilage.

Question 7

Which structure forms between the ends of a broken bone as well as the marrow cavity?

Accepted Answer

A)  Hematoma 
B)  Internal callus 
C)  External callus 
D)  Compact bone 
A)  Hematoma 
B)  Internal callus 
C)  External callus 
D)  Compact bone

Question 8

The parietal bone is formed by ________ ossification.

Accepted Answer

A)  endochondral 
B)  intramembranous 
A)  endochondral 
B)  intramembranous

Question 9

Which type of bone tissue has concentric lamellae?

Accepted Answer

A)  Spongy bone 
B)  Compact bone 
C)  Both "spongy bone" and "compact bone" are correct. 
A)  Spongy bone 
B)  Compact bone 
C)  Both "spongy bone" and "compact bone" are correct.

Question 10

Select the functions of the skeletal system. (Check all that apply.)

Accepted Answer

A)  Production of blood cells and platelets 
B)  Protection of internal organs 
C)  Storage of glycogen 
D)  Storage of minerals 
A)  Production of blood cells and platelets 
B)  Protection of internal organs 
C)  Storage of glycogen 
D)  Storage of minerals

Question 11

-This figure illustrates bone growth in length at the epiphyseal plate. Zone "E" represents

Accepted Answer

A)  bone tissue of the diaphysis. 
B)  zone of calcification. 
C)  zone of hypertrophy. 
D)  zone of proliferation. 
E)  zone of resting cartilage. 
A)  bone tissue of the diaphysis. 
B)  zone of calcification. 
C)  zone of hypertrophy. 
D)  zone of proliferation. 
E)  zone of resting cartilage.

Question 12

Twelve-year old Madeline has not yet experienced a bone growth spurt, meaning she is not yet producing which particular chemicals necessary for this to occur?

Accepted Answer

A)  Growth hormone 
B)  Sex hormones 
C)  Parathyroid hormone 
D)  Calcitonin 
E)  Vitamin D 
A)  Growth hormone 
B)  Sex hormones 
C)  Parathyroid hormone 
D)  Calcitonin 
E)  Vitamin D

Question 13

The primary mineral in bone is ________.

Accepted Answer

A)  sodium 
B)  oxygen 
C)  calcium 
D)  potassium 
E)  iron 
A)  sodium 
B)  oxygen 
C)  calcium 
D)  potassium 
E)  iron

Question 14

A bone fracture in which the two bone sections do not separate is a/an ________ fracture.

Accepted Answer

A)  open 
B)  closed 
C)  avulsion 
D)  complete 
E)  nondisplaced 
A)  open 
B)  closed 
C)  avulsion 
D)  complete 
E)  nondisplaced

Question 15

The stem cells of osteoblasts and chondroblasts are ________.

Accepted Answer

A)  osteocytes 
B)  osteoclasts 
C)  chondrocytes 
D)  the same cells that give rise to monocytes 
E)  osteochondral progenitor cells 
A)  osteocytes 
B)  osteoclasts 
C)  chondrocytes 
D)  the same cells that give rise to monocytes 
E)  osteochondral progenitor cells

Question 16

Osteoblasts involved in bone growth in length come primarily from

Accepted Answer

A)  chondrocytes. 
B)  endothelium of blood vessels. 
C)  osteocytes. 
D)  periosteum. 
E)  connective tissue surrounding blood vessels of the endosteum. 
A)  chondrocytes. 
B)  endothelium of blood vessels. 
C)  osteocytes. 
D)  periosteum. 
E)  connective tissue surrounding blood vessels of the endosteum.

Question 17

What is the membrane that lines the medullary cavity?

Accepted Answer

A)  Epiphysis 
B)  Fibers 
C)  Growth plate 
D)  Medullary cavity 
E)  Endosteum 
A)  Epiphysis 
B)  Fibers 
C)  Growth plate 
D)  Medullary cavity 
E)  Endosteum

Question 18

Sixty-five year old Stephen has knee replacement surgery which requires a thin section of his distal femur to be removed. Which of the following statements is true?

Accepted Answer

A)  Due to the invasive nature of the surgical procedure, Stephen is at risk for osteomyelitis, a bacterial infection of bone. 
B)  Stephen has no risk of osteomyelitis because he tests negative for Staphylococcus aureus when given a skin swab. 
C)  The health care team informs Stephen he is at high risk for osteomyelitis due to his age. 
D)  As long as the surgery has minimal bleeding, Stephen will have no risk for developing osteomyelitis. 
A)  Due to the invasive nature of the surgical procedure, Stephen is at risk for osteomyelitis, a bacterial infection of bone. 
B)  Stephen has no risk of osteomyelitis because he tests negative for Staphylococcus aureus when given a skin swab. 
C)  The health care team informs Stephen he is at high risk for osteomyelitis due to his age. 
D)  As long as the surgery has minimal bleeding, Stephen will have no risk for developing osteomyelitis.

Question 19

Which of the following involves respiratory system activity that contributes to osteoporosis?

Accepted Answer

A)  Lack of oxygen reduces vitamin D production and decreases calcium absorption. 
B)  Mucosal cells of the respiratory tract release chemicals that inhibit tissue repair. 
C)  Excessive smoking lowers estrogen levels, which increases bone loss. 
D)  Calcium ions released from the bones are excreted through exhaled air. 
E)  Decreased oxygen levels contribute to the disease. 
A)  Lack of oxygen reduces vitamin D production and decreases calcium absorption. 
B)  Mucosal cells of the respiratory tract release chemicals that inhibit tissue repair. 
C)  Excessive smoking lowers estrogen levels, which increases bone loss. 
D)  Calcium ions released from the bones are excreted through exhaled air. 
E)  Decreased oxygen levels contribute to the disease.

Question 20

Spaces in the bone matrix that are occupied by osteocytes are ________.

Accepted Answer

A)  lamellae 
B)  lacunae 
C)  periosteum 
D)  trabeculae 
A)  lamellae 
B)  lacunae 
C)  periosteum 
D)  trabeculae

Exam 6: Skeletal System: Bones and Bone Tissue

Bone remodeling stops during puberty.

What is the site of longitudinal growth in long bones?

________ run perpendicular to the long axis of the bone and contain blood vessels that carry blood from the medullary cavity and periosteum to the osteon.

Which of the following events of endochondral ossification occurs last?

Osteons or haversian systems

-This figure illustrates bone growth in length at the epiphyseal plate. Zone "D" represents

Which structure forms between the ends of a broken bone as well as the marrow cavity?

The parietal bone is formed by ________ ossification.

Which type of bone tissue has concentric lamellae?

Select the functions of the skeletal system. (Check all that apply.)

-This figure illustrates bone growth in length at the epiphyseal plate. Zone "E" represents

Twelve-year old Madeline has not yet experienced a bone growth spurt, meaning she is not yet producing which particular chemicals necessary for this to occur?

The primary mineral in bone is ________.

A bone fracture in which the two bone sections do not separate is a/an ________ fracture.

The stem cells of osteoblasts and chondroblasts are ________.

Osteoblasts involved in bone growth in length come primarily from

What is the membrane that lines the medullary cavity?

Sixty-five year old Stephen has knee replacement surgery which requires a thin section of his distal femur to be removed. Which of the following statements is true?

Which of the following involves respiratory system activity that contributes to osteoporosis?

Spaces in the bone matrix that are occupied by osteocytes are ________.

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Gross Anatomy

Joint and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Endocrine Glands

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition, Metabolism, and Temperature Regulation

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive System

Development, Growth, Aging, and Genetics

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