Question 1

A characteristic of osteocytes is that they

Accepted Answer

A)  maintain the daily metabolism of bone tissue 
B)  are responsible for the formation of matrix 
C)  undergo mitosis and develop into osteoblasts 
D)  undergo mitosis and develop into osteoclasts 
E)  are responsible for the destruction (resorption) of matrix and the release of calcium into the bloodstream 
A)  maintain the daily metabolism of bone tissue 
B)  are responsible for the formation of matrix 
C)  undergo mitosis and develop into osteoblasts 
D)  undergo mitosis and develop into osteoclasts 
E)  are responsible for the destruction (resorption) of matrix and the release of calcium into the bloodstream

Question 2

Which of the following is an organic part of bone matrix that gives bone its flexibility and tensile strength?

Accepted Answer

A)  calcium 
B)  osteoclasts 
C)  osteocytes 
D)  hydroxyapatites 
E)  collagen 
A)  calcium 
B)  osteoclasts 
C)  osteocytes 
D)  hydroxyapatites 
E)  collagen

Question 3

A lamella is

Accepted Answer

A)  in a young bone, the site of growth in length 
B)  a structural unit of compact bone 
C)  a ring of matrix 
D)  a region of bone that contains red bone marrow 
A)  in a young bone, the site of growth in length 
B)  a structural unit of compact bone 
C)  a ring of matrix 
D)  a region of bone that contains red bone marrow

Question 4

Functions of the skeletal system do NOT include

Accepted Answer

A)  protection of vital organs such as heart, lungs, and brain 
B)  blood cell production 
C)  control of body temperature 
D)  energy storage in the form of adipose tissue 
A)  protection of vital organs such as heart, lungs, and brain 
B)  blood cell production 
C)  control of body temperature 
D)  energy storage in the form of adipose tissue

Question 5

A good description of a medullary (marrow) cavity is that it

Accepted Answer

A)  is located in spaces between trabeculae 
B)  allows movement of nutrients between osteocytes 
C)  is a region of bone that contains yellow bone marrow 
D)  is a region of bone that contains red bone marrow 
A)  is located in spaces between trabeculae 
B)  allows movement of nutrients between osteocytes 
C)  is a region of bone that contains yellow bone marrow 
D)  is a region of bone that contains red bone marrow

Question 6

Which of the following best describes a facet?

Accepted Answer

A)  prominent border or ridge 
B)  large, rounded, usually roughened surface for muscle attachment 
C)  large projection for muscle attachment on the femur 
D)  smooth, flat surface 
E)  rounded articular surface 
A)  prominent border or ridge 
B)  large, rounded, usually roughened surface for muscle attachment 
C)  large projection for muscle attachment on the femur 
D)  smooth, flat surface 
E)  rounded articular surface

Question 7

Following completion of ossification, bone replacement occurs only if bone tissue is injured.

Accepted Answer

A) True 
 B)False

Question 8

Sesamoid and sutural bones are the two types of bones that are the most variable in number in the human body.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following best describes a crest?

Accepted Answer

A)  prominent border or ridge 
B)  large, rounded, usually roughened surface for muscle attachment 
C)  large projection for muscle attachment on the femur 
D)  smooth, flat surface 
E)  rounded articular surface 
A)  prominent border or ridge 
B)  large, rounded, usually roughened surface for muscle attachment 
C)  large projection for muscle attachment on the femur 
D)  smooth, flat surface 
E)  rounded articular surface

Question 10

Bone matrix contains crystallized mineral salts called hydroxyapatite.

Accepted Answer

A) True 
 B)False

Question 11

The artery entering near the center of the diaphysis is the _____ artery.

Accepted Answer

The answer of The artery entering near the center of...

Question 12

What bone disorder is best described as inadequate calcification of the extracellular matrix, usually caused by a vitamin D deficiency?

Accepted Answer

A)  rickets 
B)  osteomalacia 
C)  all of these choices 
D)  none of these choices 
A)  rickets 
B)  osteomalacia 
C)  all of these choices 
D)  none of these choices

Question 13

In the diagram of bone tissue, which label is on the central canal?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 14

Explain what is meant by "hot spots" and "cold spots" seen on a diagnostic bone scan.

Accepted Answer

Darker areas called "hot spots" are area

Question 15

The region of a long bone where the epiphysis and diaphysis join is called the _____.

Accepted Answer

The answer of The region of a long bone where...

Question 16

The lifelong replacement and redistribution of bone matrix is referred to as _____.

Accepted Answer

The answer of The lifelong replacement and redistribution of bone...

Question 17

Activity of which of these cells is responsible for the remodeling of the bony callus as the final step in fracture repair?

Accepted Answer

A)  Osteoblasts 
B)  Osteoclasts 
C)  Osteocytes 
D)  Osteogenic cells 
E)  Chondrocytes 
A)  Osteoblasts 
B)  Osteoclasts 
C)  Osteocytes 
D)  Osteogenic cells 
E)  Chondrocytes

Question 18

Which of the following is a true statement about bone surface markings?

Accepted Answer

A)  Most are not present at birth but develop as forces are exerted on bones and are most prominent during adult life. 
B)  Processes and outgrowths are the result of tension from tendons and ligaments on the periosteum of a bone. 
C)  Surface markings on skeletal remains may provide information related to age and sex. 
D)  all of these choices 
A)  Most are not present at birth but develop as forces are exerted on bones and are most prominent during adult life. 
B)  Processes and outgrowths are the result of tension from tendons and ligaments on the periosteum of a bone. 
C)  Surface markings on skeletal remains may provide information related to age and sex. 
D)  all of these choices

Question 19

In matrix formation, calcification precedes the secretion of collagen by osteoblasts.

Accepted Answer

A) True 
 B)False

Question 20

Intramembranous ossification is the process that

Accepted Answer

A)  produces most bones 
B)  produces only flat bones of the cranium 
C)  results in growth in length of long bones 
D)  none of these choices 
A)  produces most bones 
B)  produces only flat bones of the cranium 
C)  results in growth in length of long bones 
D)  none of these choices

Exam 6: Bone Tissue

A characteristic of osteocytes is that they

Which of the following is an organic part of bone matrix that gives bone its flexibility and tensile strength?

A lamella is

Functions of the skeletal system do NOT include

A good description of a medullary (marrow) cavity is that it

Which of the following best describes a facet?

Following completion of ossification, bone replacement occurs only if bone tissue is injured.

Sesamoid and sutural bones are the two types of bones that are the most variable in number in the human body.

Which of the following best describes a crest?

Bone matrix contains crystallized mineral salts called hydroxyapatite.

The artery entering near the center of the diaphysis is the _____ artery.

What bone disorder is best described as inadequate calcification of the extracellular matrix, usually caused by a vitamin D deficiency?

In the diagram of bone tissue, which label is on the central canal?

Explain what is meant by "hot spots" and "cold spots" seen on a diagnostic bone scan.

The region of a long bone where the epiphysis and diaphysis join is called the _____.

The lifelong replacement and redistribution of bone matrix is referred to as _____.

Activity of which of these cells is responsible for the remodeling of the bony callus as the final step in fracture repair?

Which of the following is a true statement about bone surface markings?

In matrix formation, calcification precedes the secretion of collagen by osteoblasts.

Intramembranous ossification is the process that

An Introduction to the Human Body

Cells

Tissues

Development

The Integumentary System

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Immunity

Nervous Tissue

The Spinal Cord and the Spinal Nerves

The Brain and the Cranial Nerves

The Autonomic Nervous System

Somatic Senses and Motor Control

Special Senses

The Endocrine System

The Respiratory System

The Digestive System

The Urinary System

The Reproductive Systems

Surface Anatomy

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