Question 1

Which of the following is a characteristic of bone?

Accepted Answer

A) The bone matrix is very dense and contains deposits of calcium salts. 
B) The matrix of the bone contains osteoclasts. 
C) Narrow channels pass through the matrix to allow for muscle attachment. 
D) The matrix of bone is mostly collagen with very little calcium. 
E) For strength,compact bone is organized into a meshwork of matrix called trabeculae. 
A) The bone matrix is very dense and contains deposits of calcium salts. 
B) The matrix of the bone contains osteoclasts. 
C) Narrow channels pass through the matrix to allow for muscle attachment. 
D) The matrix of bone is mostly collagen with very little calcium. 
E) For strength,compact bone is organized into a meshwork of matrix called trabeculae.

Question 2

A(n)________ fracture shatters the bone.

Accepted Answer

The answer of A(n)________ fracture shatters the bone....

Question 3

________ cells are located in the inner cellular layer of the periosteum.

Accepted Answer

A) Osteocyte 
B) Osteoclast 
C) Osteoid 
D) Osteoprogenitor 
E) Chondroblast 
A) Osteocyte 
B) Osteoclast 
C) Osteoid 
D) Osteoprogenitor 
E) Chondroblast

Question 4

The ongoing process of tearing down and rebuilding bone matrix is called ________ .

Accepted Answer

The answer of The ongoing process of tearing down and...

Question 5

________ fibers are stronger than steel when stretched.(Note: Be sure to capitalize the first letter of your answer).

Accepted Answer

The answer of ________ fibers are stronger than steel when...

Question 6

In normal adult bones,

Accepted Answer

A) there is no turnover of minerals. 
B) a portion of the protein and mineral content is replaced each year. 
C) osteoblast activity exceeds osteoclast activity,once bone has been formed. 
D) osteoclasts continue to be active long after osteoblast activity ceases. 
E) exercise will have no effect on bone remodeling. 
A) there is no turnover of minerals. 
B) a portion of the protein and mineral content is replaced each year. 
C) osteoblast activity exceeds osteoclast activity,once bone has been formed. 
D) osteoclasts continue to be active long after osteoblast activity ceases. 
E) exercise will have no effect on bone remodeling.

Question 7

A child with rickets often has

Accepted Answer

A) oversized facial bones. 
B) long fingers. 
C) frequent bruises. 
D) bowed legs. 
E) inadequate muscle development. 
A) oversized facial bones. 
B) long fingers. 
C) frequent bruises. 
D) bowed legs. 
E) inadequate muscle development.

Question 8

If osteoclasts are more active than osteoblasts,bones will become

Accepted Answer

A) denser. 
B) thicker. 
C) osteopenic. 
D) stronger. 
E) calcified. 
A) denser. 
B) thicker. 
C) osteopenic. 
D) stronger. 
E) calcified.

Question 9

What is the difference between ossification and calcification.?

Accepted Answer

Ossification means specificall

Question 10

Figure 6-1 Bone Tissue
Use Figure 6-1 to answer the following questions:
-The structure labeled "3" is the result of which process?

Accepted Answer

A) bone cells adding matrix between existing osteons 
B) surface growth of bone 
C) remodeling of compact bone 
D) remodeling of spongy bone 
E) osteoporosis 
A) bone cells adding matrix between existing osteons 
B) surface growth of bone 
C) remodeling of compact bone 
D) remodeling of spongy bone 
E) osteoporosis

Question 11

Cells that free calcium from bone to maintain blood calcium levels are called ________.

Accepted Answer

The answer of Cells that free calcium from bone to...

Question 12

Figure 6-2 Endochondral Ossification
Use Figure 6-2 to answer the following question(s):
-What process is shown at #6?

Accepted Answer

A) primary ossification 
B) secondary ossification 
C) length growth 
D) width growth 
E) fracture repair 
A) primary ossification 
B) secondary ossification 
C) length growth 
D) width growth 
E) fracture repair

Question 13

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 14

Osteoclast-activating factor does all of the following,except that it

Accepted Answer

A) is released in large amounts early in life. 
B) increases the number of osteoclasts. 
C) increases the activity of osteoclasts. 
D) produces a severe osteoporosis. 
E) is released by some cancer tumors. 
A) is released in large amounts early in life. 
B) increases the number of osteoclasts. 
C) increases the activity of osteoclasts. 
D) produces a severe osteoporosis. 
E) is released by some cancer tumors.

Question 15

The following are important steps in the process of endochondral ossification. 1.Enlarged chondrocytes die.
2)Osteoblasts replace calcified cartilage with spongy bone.
3)Chondrocytes enlarge and the surrounding matrix begins to calcify.
4)Blood vessels invade the perichondrium.
5)Perichondrial cells become osteoblasts and produce a thin shell of bone.
The correct order for these events is

Accepted Answer

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

Question 16

The condition known as osteopenia

Accepted Answer

A) affects mostly women. 
B) causes a gradual reduction in bone mass. 
C) is caused by too much vitamin D in the diet. 
D) is rarely seen as people age. 
E) only affects the femur. 
A) affects mostly women. 
B) causes a gradual reduction in bone mass. 
C) is caused by too much vitamin D in the diet. 
D) is rarely seen as people age. 
E) only affects the femur.

Question 17

How is vitamin D (vitamin D₃)related to calcium homeostasis in bone?

Accepted Answer

A) Vitamin D provides a framework for calcium in the matrix. 
B) Vitamin D is regulated by osteoclast activity. 
C) Vitamin D is produced by osteoblasts during endochondral ossification. 
D) Vitamin D is involved in calcium absorption by the digestive tract so calcium is available for ossification and remodeling. 
E) Vitamin D replaces calcium in the skeleton. 
A) Vitamin D provides a framework for calcium in the matrix. 
B) Vitamin D is regulated by osteoclast activity. 
C) Vitamin D is produced by osteoblasts during endochondral ossification. 
D) Vitamin D is involved in calcium absorption by the digestive tract so calcium is available for ossification and remodeling. 
E) Vitamin D replaces calcium in the skeleton.

Question 18

The organic component of the matrix in developing or repairing bone is called ________.

Accepted Answer

The answer of The organic component of the matrix in...

Question 19

The space occupied by an osteocyte is called a

Accepted Answer

A) Volkmann's canal. 
B) lacuna. 
C) trabecula. 
D) Haversian canal. 
E) Venetian canal. 
A) Volkmann's canal. 
B) lacuna. 
C) trabecula. 
D) Haversian canal. 
E) Venetian canal.

Question 20

Bone growth in length occurs by mitosis of

Accepted Answer

A) concentric lamellae. 
B) cartilage cells in the epiphyseal side of the metaphysis. 
C) growth of trabeculae. 
D) osteoblasts in the endosteum. 
E) cartilage cells in the diaphyseal side of the metaphysis. 
A) concentric lamellae. 
B) cartilage cells in the epiphyseal side of the metaphysis. 
C) growth of trabeculae. 
D) osteoblasts in the endosteum. 
E) cartilage cells in the diaphyseal side of the metaphysis.

Exam 6: Osseous Tissue and Bone Structure

Which of the following is a characteristic of bone?

A(n)________ fracture shatters the bone.

________ cells are located in the inner cellular layer of the periosteum.

The ongoing process of tearing down and rebuilding bone matrix is called ________ .

________ fibers are stronger than steel when stretched.(Note: Be sure to capitalize the first letter of your answer).

In normal adult bones,

A child with rickets often has

If osteoclasts are more active than osteoblasts,bones will become

What is the difference between ossification and calcification.?

Figure 6-1 Bone Tissue Use Figure 6-1 to answer the following questions: -The structure labeled "3" is the result of which process?

Cells that free calcium from bone to maintain blood calcium levels are called ________.

Figure 6-2 Endochondral Ossification Use Figure 6-2 to answer the following question(s): -What process is shown at #6?

Bones that develop within tendons are called ________ bones.

Osteoclast-activating factor does all of the following,except that it

The condition known as osteopenia

How is vitamin D (vitamin D₃)related to calcium homeostasis in bone?

The organic component of the matrix in developing or repairing bone is called ________.

The space occupied by an osteocyte is called a

Bone growth in length occurs by mitosis of

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

The Axial Skeleton

The Appendicular Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration I: Sensory Pathways and the Somatic Nervous System

Neural Integration Ii: the Autonomic Nervous System and

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

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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