Question 1

What chemical ingested or synthesized by the body is necessary for calcium absorption from the intestines?

Accepted Answer

A) growth hormone 
B) calcitonin 
C) parathyroid hormone 
D) vitamin D 
E) sex hormones 
A) growth hormone 
B) calcitonin 
C) parathyroid hormone 
D) vitamin D 
E) sex hormones

Question 2

The epiphysis of the clavicle are formed by ___________

Accepted Answer

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

Question 3

The covering of the outer surface of bone is the

Accepted Answer

A) trabeculae. 
B) lamellae. 
C) lacunae. 
D) periosteum. 
E) canaliculi. 
A) trabeculae. 
B) lamellae. 
C) lacunae. 
D) periosteum. 
E) canaliculi.

Question 4

True or false: The application of pressure creates a slight electrical charge on osteoblasts.

Accepted Answer

A) True 
 B)False

Question 5

What is the membrane that lines the medullary cavity?

Accepted Answer

A) fibers 
B) endosteum 
C) growth plate 
D) medullary cavity 
E) epiphysis 
A) fibers 
B) endosteum 
C) growth plate 
D) medullary cavity 
E) epiphysis

Question 6

If an X-ray shows a black area in the region of the epiphyseal plate,

Accepted Answer

A) the bone is fractured. 
B) the epiphyseal plate has not completely ossified. 
C) growth of the bone is complete. 
D) the cartilage is absent. 
E) marrow is forming in the cancellous bone. 
A) the bone is fractured. 
B) the epiphyseal plate has not completely ossified. 
C) growth of the bone is complete. 
D) the cartilage is absent. 
E) marrow is forming in the cancellous bone.

Question 7

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) calcitonin 
B) sex hormones 
C) parathyroid hormone 
D) vitamin D 
E) growth hormone 
A) calcitonin 
B) sex hormones 
C) parathyroid hormone 
D) vitamin D 
E) growth hormone

Question 8

Osteoclasts have projections that cause bone reabsorption called

Accepted Answer

A) ruffled borders. 
B) canaliculi. 
C) lacunae. 
D) crossroads. 
E) lamellae. 
A) ruffled borders. 
B) canaliculi. 
C) lacunae. 
D) crossroads. 
E) lamellae.

Question 9

Which type of bone appears porous?

Accepted Answer

A) spongy bone 
B) compact bone 
C) both spongy and compact 
A) spongy bone 
B) compact bone 
C) both spongy and compact

Question 10

Haversian systems or osteons

Accepted Answer

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

Question 11

The remodeling of bone tissue is a function of

Accepted Answer

A) chondrocyte and osteocyte activity. 
B) fibroblast and chondroblast activity. 
C) osteoclast and osteocyte activity. 
D) osteoblast and osteoclast activity. 
E) chondroblast and osteoclast activity. 
A) chondrocyte and osteocyte activity. 
B) fibroblast and chondroblast activity. 
C) osteoclast and osteocyte activity. 
D) osteoblast and osteoclast activity. 
E) chondroblast and osteoclast activity.

Question 12

Spongy bone tissue

Accepted Answer

A) contains interconnecting plates called trabeculae. 
B) is very dense. 
C) contains concentric lamellae. 
D) is the primary component of compact bone. 
E) has many spaces and lacks osteocytes. 
A) contains interconnecting plates called trabeculae. 
B) is very dense. 
C) contains concentric lamellae. 
D) is the primary component of compact bone. 
E) has many spaces and lacks osteocytes.

Question 13

Arrange the following events in endochondral ossification in proper sequence: (1)Cartilage matrix is calcified and chondrocytes die.
(2)Chondrocytes hypertrophy.
(3)Cartilage model is formed.
(4)Osteoblasts deposit bone on the surface of the calcified cartilage called the primary ossification center.
(5)Blood vessels from the periosteum invade calcified cartilage bringing in osteoblasts and osteoclasts.

Accepted Answer

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

Question 14

The locations where ossification begins in intramembranous ossification are known as

Accepted Answer

A) centers of ossification. 
B) membranous ossification centers. 
C) epiphyseal ossification centers. 
D) secondary ossification centers. 
E) medullary cavity ossification centers. 
A) centers of ossification. 
B) membranous ossification centers. 
C) epiphyseal ossification centers. 
D) secondary ossification centers. 
E) medullary cavity ossification centers.

Question 15

A young boy (10 years old)exhibited the following symptoms: advanced development of secondary sexual characteristics and rapid growth.Which of the following caused his condition?

Accepted Answer

A) hyposecretion of estrogen 
B) hypersecretion of vitamin D 
C) hypersecretion of testosterone 
D) hypersecretion of growth hormone 
E) hypersecretion of estrogen 
A) hyposecretion of estrogen 
B) hypersecretion of vitamin D 
C) hypersecretion of testosterone 
D) hypersecretion of growth hormone 
E) hypersecretion of estrogen

Question 16

You would look for concentric lamellae

Accepted Answer

A) as components of the cartilage. 
B) in between osteons. 
C) around the central canal of an osteon. 
D) on the outer surface of compact bone tissues. 
E) in the bone marrow. 
A) as components of the cartilage. 
B) in between osteons. 
C) around the central canal of an osteon. 
D) on the outer surface of compact bone tissues. 
E) in the bone marrow.

Question 17

In appositional growth of cartilage,

Accepted Answer

A) new chondrocytes and new matrix are added on the outside of the tissue. 
B) the tissue becomes vascularized in order to grow. 
C) chondroblasts within the tissue proliferate and add more matrix from the inside. 
D) the cartilage is replaced with another kind of connective tissue. 
E) osteoblasts replace the chondroblasts. 
A) new chondrocytes and new matrix are added on the outside of the tissue. 
B) the tissue becomes vascularized in order to grow. 
C) chondroblasts within the tissue proliferate and add more matrix from the inside. 
D) the cartilage is replaced with another kind of connective tissue. 
E) osteoblasts replace the chondroblasts.

Question 18

The growth spurt seen in puberty is triggered by

Accepted Answer

A) calcitonin. 
B) growth hormone. 
C) sex hormones. 
D) parathyroid hormone. 
E) thyroid hormone. 
A) calcitonin. 
B) growth hormone. 
C) sex hormones. 
D) parathyroid hormone. 
E) thyroid hormone.

Question 19

Rickets is

Accepted Answer

A) bone inflammation that often results from bacterial infection. 
B) a group of genetic disorders producing very brittle bones that are easily fractured; occurs because of insufficient collagen development. 
C) a disease in children characterized by soft,bowed,and swollen bones. 
D) a disease in adults,especially women,characterized by a reduced amount of bone matrix. 
E) a disease in adults characterized by softening of bones resulting from calcium depletion. 
A) bone inflammation that often results from bacterial infection. 
B) a group of genetic disorders producing very brittle bones that are easily fractured; occurs because of insufficient collagen development. 
C) a disease in children characterized by soft,bowed,and swollen bones. 
D) a disease in adults,especially women,characterized by a reduced amount of bone matrix. 
E) a disease in adults characterized by softening of bones resulting from calcium depletion.

Question 20

The type of lamellae that forms the outside surface of compact bone is

Accepted Answer

A) interstitial. 
B) circumferential. 
C) appositional. 
D) concentric. 
E) oppositional. 
A) interstitial. 
B) circumferential. 
C) appositional. 
D) concentric. 
E) oppositional.

Exam 6: Skeletal System: Bones and Bone Tissue

What chemical ingested or synthesized by the body is necessary for calcium absorption from the intestines?

The epiphysis of the clavicle are formed by ___________

The covering of the outer surface of bone is the

True or false: The application of pressure creates a slight electrical charge on osteoblasts.

What is the membrane that lines the medullary cavity?

If an X-ray shows a black area in the region of the epiphyseal plate,

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?

Osteoclasts have projections that cause bone reabsorption called

Which type of bone appears porous?

Haversian systems or osteons

The remodeling of bone tissue is a function of

Spongy bone tissue

The locations where ossification begins in intramembranous ossification are known as

A young boy (10 years old)exhibited the following symptoms: advanced development of secondary sexual characteristics and rapid growth.Which of the following caused his condition?

You would look for concentric lamellae

In appositional growth of cartilage,

The growth spurt seen in puberty is triggered by

Rickets is

The type of lamellae that forms the outside surface of compact bone is

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Gross Anatomy

Joints 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-Based Balance

Reproductive System

Development,growth,aging,and Genetics

Filters