Question 1

Which region of a growing bone contains the epiphyseal plate

Accepted Answer

A) Distal epiphysis 
B) Proximal epiphysis 
C) Metaphysis 
D) Diaphysis 
E) Periphysis 
A) Distal epiphysis 
B) Proximal epiphysis 
C) Metaphysis 
D) Diaphysis 
E) Periphysis

Question 2

In general,the mechanical stresses on bones that result from exercise tend to weaken them and lead to more frequent fractures.

Accepted Answer

A) True 
 B)False

Question 3

Spongy bone

Accepted Answer

A) contains no osteocytes. 
B) has spaces filled with yellow marrow. 
C) is composed of tubular units called osteons. 
D) forms diploe in the cranial bones. 
E) All of the choices are correct. 
A) contains no osteocytes. 
B) has spaces filled with yellow marrow. 
C) is composed of tubular units called osteons. 
D) forms diploe in the cranial bones. 
E) All of the choices are correct.

Question 4

In compact bone,___________ connect adjacent lacunae,thereby providing pathways for nutrients and other materials to pass between osteocytes.

Accepted Answer

A) osteonic canals 
B) blood vessels 
C) lamellae 
D) canaliculi 
E) perforating canals 
A) osteonic canals 
B) blood vessels 
C) lamellae 
D) canaliculi 
E) perforating canals

Question 5

Place in correct order the following steps in the process of appositional growth of cartilage.
A: New matrix is produced and secreted.
B: Chondrocytes differentiate,each in its own lacuna.
C: Stem cells undergo mitosis.
D: Committed cells differentiate into chondroblasts.

Accepted Answer

A) c.- d.- a.- b. 
B) d.- c.- b.- a. 
C) c.- d.- b.- a. 
D) a.- c.- b.- d. 
E) a.- c.- d.- b. 
A) c.- d.- a.- b. 
B) d.- c.- b.- a. 
C) c.- d.- b.- a. 
D) a.- c.- b.- d. 
E) a.- c.- d.- b.

Question 6

Hyaline cartilage contains a ______ percentage of water;cartilage cells reside in small spaces called ________.

Accepted Answer

A) low;lacunae 
B) low;canaliculi 
C) high;lacunae 
D) high;canaliculi 
A) low;lacunae 
B) low;canaliculi 
C) high;lacunae 
D) high;canaliculi

Question 7

What is the function of cartilage located in the epiphyseal plates

Accepted Answer

A) Site of bone elongation and growth 
B) Provides passageway for blood vessels 
C) Forms articular surface 
D) Supports soft tissues 
E) Provides flexibility for bending 
A) Site of bone elongation and growth 
B) Provides passageway for blood vessels 
C) Forms articular surface 
D) Supports soft tissues 
E) Provides flexibility for bending

Question 8

A fracture of the distal end of the radius is a _________ fracture.

Accepted Answer

The answer of A fracture of the distal end of...

Question 9

What gives bone its flexibility

Accepted Answer

A) Inorganic salts 
B) Yellow bone marrow 
C) Collagen fibers 
D) Trabeculae 
E) Elastic fibers 
A) Inorganic salts 
B) Yellow bone marrow 
C) Collagen fibers 
D) Trabeculae 
E) Elastic fibers

Question 10

During bone repair,how long does the stage of the bony callus last

Accepted Answer

A) 12-24 hours 
B) 3-4 months 
C) 1-2 years 
D) 8-10 days 
E) 1-2 weeks 
A) 12-24 hours 
B) 3-4 months 
C) 1-2 years 
D) 8-10 days 
E) 1-2 weeks

Question 11

Compact bone

Accepted Answer

A) is located deep to spongy bone in the diaphysis. 
B) is composed of tubular units called osteons. 
C) has a brace-like arrangement of trabeculae. 
D) is avascular. 
E) All of the choices are correct. 
A) is located deep to spongy bone in the diaphysis. 
B) is composed of tubular units called osteons. 
C) has a brace-like arrangement of trabeculae. 
D) is avascular. 
E) All of the choices are correct.

Question 12

Which is an accurate description of appositional bone growth

Accepted Answer

A) Osteoblasts build bone at the circumferential lamellae while osteoclasts widen the medullary cavity. 
B) Osteoclasts build bone at the concentric lamellae while osteoblasts build bone at the interstitial lamellae. 
C) Osteoblasts build bone at the concentric lamellae while osteoclasts build bone at the epiphyses. 
D) Osteocytes build bone at the interstitial lamellae while osteoclasts expand the length of the medullary cavity. 
E) Osteocytes and osteoclasts expand the bone at its epiphyses,chondrocytes construct cartilage. 
A) Osteoblasts build bone at the circumferential lamellae while osteoclasts widen the medullary cavity. 
B) Osteoclasts build bone at the concentric lamellae while osteoblasts build bone at the interstitial lamellae. 
C) Osteoblasts build bone at the concentric lamellae while osteoclasts build bone at the epiphyses. 
D) Osteocytes build bone at the interstitial lamellae while osteoclasts expand the length of the medullary cavity. 
E) Osteocytes and osteoclasts expand the bone at its epiphyses,chondrocytes construct cartilage.

Question 13

Which hormone normally has a more significant effect on blood calcium levels in adults

Accepted Answer

A) Calcitonin 
B) Parathyroid hormone 
A) Calcitonin 
B) Parathyroid hormone

Question 14

-This figure illustrates the microscopic anatomy of spongy bone.What type of cell does number 3 indicate

Accepted Answer

A) Osteocyte 
B) Osteoblast 
C) Osteoprogenitor cell 
D) Bone-lining cell 
E) Osteoclast 
A) Osteocyte 
B) Osteoblast 
C) Osteoprogenitor cell 
D) Bone-lining cell 
E) Osteoclast

Question 15

-This figure illustrates epiphyseal plate morphology.In which zone are minerals deposited in the matrix

Accepted Answer

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

Question 16

The knobby region of a long bone at the end that is farthest from the trunk is the

Accepted Answer

A) distal diaphysis. 
B) proximal epiphysis. 
C) distal epiphysis. 
D) superior diaphysis 
A) distal diaphysis. 
B) proximal epiphysis. 
C) distal epiphysis. 
D) superior diaphysis

Question 17

About 80% of the human skeleton is replaced yearly as a result of bone remodeling.

Accepted Answer

A) True 
 B)False

Question 18

The flat bones of the cranium form by intramembranous ossification.

Accepted Answer

A) True 
 B)False

Question 19

If a clinician were looking to harvest bone marrow that made blood cells,which bone of a donor would be sampled

Accepted Answer

A) Distal head of femur 
B) Os coxa 
C) Phalanges 
D) Distal humerus 
A) Distal head of femur 
B) Os coxa 
C) Phalanges 
D) Distal humerus

Question 20

Which is not involved in the process of bone repair following a fracture

Accepted Answer

A) Fibroblasts produce collagen fibers to connect broken pieces of bone. 
B) A fibrocartilaginous callus serves as a model for new bone growth. 
C) Osteoclasts remove excess bone from the hard callus. 
D) The fracture hematoma reorganizes to form a procallus. 
E) No exceptions;all of the choices are involved in the process of bone repair. 
A) Fibroblasts produce collagen fibers to connect broken pieces of bone. 
B) A fibrocartilaginous callus serves as a model for new bone growth. 
C) Osteoclasts remove excess bone from the hard callus. 
D) The fracture hematoma reorganizes to form a procallus. 
E) No exceptions;all of the choices are involved in the process of bone repair.

Exam 7: Skeletal System: Bone Structure and Function

Which region of a growing bone contains the epiphyseal plate

In general,the mechanical stresses on bones that result from exercise tend to weaken them and lead to more frequent fractures.

Spongy bone

In compact bone,___________ connect adjacent lacunae,thereby providing pathways for nutrients and other materials to pass between osteocytes.

Place in correct order the following steps in the process of appositional growth of cartilage. A: New matrix is produced and secreted. B: Chondrocytes differentiate,each in its own lacuna. C: Stem cells undergo mitosis. D: Committed cells differentiate into chondroblasts.

Hyaline cartilage contains a ______ percentage of water;cartilage cells reside in small spaces called ________.

What is the function of cartilage located in the epiphyseal plates

A fracture of the distal end of the radius is a _________ fracture.

What gives bone its flexibility

During bone repair,how long does the stage of the bony callus last

Compact bone

Which is an accurate description of appositional bone growth

Which hormone normally has a more significant effect on blood calcium levels in adults

-This figure illustrates the microscopic anatomy of spongy bone.What type of cell does number 3 indicate

-This figure illustrates epiphyseal plate morphology.In which zone are minerals deposited in the matrix

The knobby region of a long bone at the end that is farthest from the trunk is the

About 80% of the human skeleton is replaced yearly as a result of bone remodeling.

The flat bones of the cranium form by intramembranous ossification.

If a clinician were looking to harvest bone marrow that made blood cells,which bone of a donor would be sampled

Which is not involved in the process of bone repair following a fracture

The Sciences of Anatomy and Physiology

Atoms,Ions,and Molecules

Energy,Chemical Reactions,and Cellular Respiration

Biology of the Cell

Tissue Organization

Integumentary System

Skeletal System: Axial and Appendicular Skeleton

Skeletal System: Articulations

Muscle Tissue

Muscular System: Axial and Appendicular Muscles

Nervous System: Nervous Tissue

Nervous System: Brain and Cranial Nerves

Nervous System: Spinal Cord and Spinal Nerves

Nervous System: Autonomic Nervous System

Nervous System: Senses

Endocrine System

Cardiovascular System: Blood

Cardiovascular System: Heart

Cardiovascular System: Vessels and Circulation

Lymphatic System

Immune System and the Bodys Defense

Respiratory System

Urinary System

Fluid and Electrolytes

Digestive System

Nutrition and Metabolism

Reproductive System

Development,Pregnancy,and Heredity

Filters

Hyaline cartilage contains a percentage of water;cartilage cells reside in small spaces called __.