Question 1

An osteon (haversian system) is

Accepted Answer

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

Question 2

A characteristic of osteoclasts 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)  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)  are responsible for the destruction (resorption) of matrix and the release of calcium into the bloodstream

Question 3

The bone tissue of the distal region of the femur is replaced about every 4 months, whereas some regions of the shaft of the femur may never be replaced.

Accepted Answer

A) True 
 B)False

Question 4

A major change in bone tissue that occurs with aging and that leads to increased brittleness is _____.

Accepted Answer

A)  demineralization 
B)  decreased protein synthesis 
C)  increased bone remodeling 
D)  all of these choices 
A)  demineralization 
B)  decreased protein synthesis 
C)  increased bone remodeling 
D)  all of these choices

Question 5

Cigarette smoking is a risk factor for developing Osteoporosis.

Accepted Answer

A) True 
 B)False

Question 6

The epiphyseal plate separates the epiphysis and diaphysis of a growing bone. The four zones of cartilage found here, in order from epiphyseal edge to diaphyseal edge are _____, _____, _____, and _____.

Accepted Answer

zone of resting cartilage, zon

Question 7

Which of the following is not true of periosteum?

Accepted Answer

A)  It consists of two layers, the inner osteogenic and outer fibrous layers. 
B)  It assists in fracture repair. 
C)  It covers and protects the articular cartilages. 
D)  It serves as a point of attachment for tendons and ligaments. 
A)  It consists of two layers, the inner osteogenic and outer fibrous layers. 
B)  It assists in fracture repair. 
C)  It covers and protects the articular cartilages. 
D)  It serves as a point of attachment for tendons and ligaments.

Question 8

The strength of the diaphysis of a long bone is due to
1) the presence of compact bone
2) the longitudinal orientation of the osteons
3) the presence of trabeculae

Accepted Answer

A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 2 are both correct 
A)  1 only 
B)  2 only 
C)  3 only 
D)  1 and 2 are both correct

Question 9

As a long bone grows in length, new cartilage cells are produced on the epiphyseal side of the epiphyseal plate and bone replaces cartilage on the diaphyseal side of the plate.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following best describes a condyle?

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 11

Microscopic canals that run longitudinally through bone tissue and that contain blood vessels and nerves are called perforating (Volkmann's) canals.

Accepted Answer

A) True 
 B)False

Question 12

The nutrient artery of a long bone branches into proximal, distal, epiphyseal, and metaphyseal branches, and therefore supplies the entire bone with blood.

Accepted Answer

A) True 
 B)False

Question 13

A bone fracture in which the broken ends of the bone can be seen protruding from the skin is called a/an _____ fracture.

Accepted Answer

The answer of A bone fracture in which the broken...

Question 14

A Colles' fracture involves the distal end of the lateral forearm bone (radius).

Accepted Answer

A) True 
 B)False

Exam 6: Bone Tissue

An osteon (haversian system) is

A characteristic of osteoclasts is that they

The bone tissue of the distal region of the femur is replaced about every 4 months, whereas some regions of the shaft of the femur may never be replaced.

A major change in bone tissue that occurs with aging and that leads to increased brittleness is _____.

Cigarette smoking is a risk factor for developing Osteoporosis.

The epiphyseal plate separates the epiphysis and diaphysis of a growing bone. The four zones of cartilage found here, in order from epiphyseal edge to diaphyseal edge are _____, _____, _____, and _____.

Which of the following is not true of periosteum?

The strength of the diaphysis of a long bone is due to 1) the presence of compact bone 2) the longitudinal orientation of the osteons 3) the presence of trabeculae

As a long bone grows in length, new cartilage cells are produced on the epiphyseal side of the epiphyseal plate and bone replaces cartilage on the diaphyseal side of the plate.

Which of the following best describes a condyle?

Microscopic canals that run longitudinally through bone tissue and that contain blood vessels and nerves are called perforating (Volkmann's) canals.

The nutrient artery of a long bone branches into proximal, distal, epiphyseal, and metaphyseal branches, and therefore supplies the entire bone with blood.

A bone fracture in which the broken ends of the bone can be seen protruding from the skin is called a/an _____ fracture.

A Colles' fracture involves the distal end of the lateral forearm bone (radius).

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

Filters

The epiphyseal plate separates the epiphysis and diaphysis of a growing bone. The four zones of cartilage found here, in order from epiphyseal edge to diaphyseal edge are ___, _, _, and ___.