Question 1

Select all that are components of the skeletal system.
A) Compact bone
B) Trabecular bone
C) Articular cartilage
D) Ligaments

Accepted Answer

The answer of Select all that are components of the...

Question 2

What would be the effect on bone growth of insufficient dietary calcium?

Accepted Answer

A)   There would be no effect, because the body is able to synthesize calcium.
B)   The matrix would be softer.
C)   The bone would be less flexible.
D)   The epiphyseal plates would ossify earlier in development.
E)   There would be increased formation of spongy bone.F) A) and C)
G) B) and D)

Question 3

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 diaphysisE) B) and D)
F) None of the above

Question 4

Osteoblasts are bone-forming cells; osteoclasts are bone-dissolving cells.

Accepted Answer

A) True 
 B)False

Question 5

The break of a bone that has been weakened by disease is a ________fracture; when a broken end of the bone pierces the skin, the fracture is ________.

Accepted Answer

A)   stress; greenstick
B)   epiphyseal; stress
C)   greenstick; simple
D)   pathologic; compound
E)   pathologic, simple.F) C) and E)
G) A) and E)

Question 6

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

Accepted Answer

A)   Calcitonin
B)   Parathyroid hormoneC) A) and B)
D) undefined

Question 7

Which is false regarding the periosteum?

Accepted Answer

A)   It includes two layers: outer fibrous and inner cellular.
B)   It is composed of dense regular connective tissue.
C)   It provides stem cells for bone growth and repair.
D)   It is anchored to the bone by collagen fibers.
E)   It covers the entire bone surface, with the exception of articular areas.F) All of the above
G) C) and D)

Question 8

Which vitamin is required for the normal synthesis of collagen?

Accepted Answer

A)   Vitamin D
B)   Vitamin B
C)   Vitamin A
D)   Vitamin C
E)   Vitamin KF) A) and E)
G) C) and D)

Question 9

Parathyroid hormone is released by the thyroid gland and causes the small intestine to increase calcium absorption.

Accepted Answer

A) True 
 B)False

Question 10

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; canaliculiE) B) and D)
F) C) and D)

Question 11

Before beginning orthodontic treatment, a patient may have her wrist and hand x-rayed to determine her stage of growth. What feature of the long bones will the orthodontist use to assess this?

Accepted Answer

A)   Osteon
B)   Periosteum
C)   Spongy bone
D)   Epiphyseal plate
E)   Compact boneF) A) and D)
G) C) and D)

Question 12

For most individuals a common source of vitamin D is dietary intake of milk.

Accepted Answer

A) True 
 B)False

Question 13

The growth patterns of cartilage include interstitial growth (from within) and ________ growth (from without).

Accepted Answer

The answer of The growth patterns of cartilage include interstitial...

Question 14

Endochondral ossification is a form of bone growth in which a cartilaginous model is replaced by bone.

Accepted Answer

A) True 
 B)False

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)   5F) A) and D)
G) A) and B)

Question 16

Blood vessels enter the diaphysis of a long bone through an opening called the ________ foramen.

Accepted Answer

The answer of Blood vessels enter the diaphysis of a...

Question 17

The epiphyseal plates in the ________ are the last ones in the body to ossify.

Accepted Answer

A)   femur
B)   humerus
C)   clavicle
D)   radius
E)   tibiaF) A) and C)
G) B) and C)

Question 18

Chondrocytes occupy spaces in the matrix called ________.

Accepted Answer

The answer of Chondrocytes occupy spaces in the matrix called...

Question 19

Calcidiol circulates in the blood and is converted to calcitriol in the

Accepted Answer

A)   kidney.
B)   skin.
C)   liver.
D)   bone.E) C) and D)
F) A) and D)

Question 20

Found within both the periosteum and endosteum, ________ cells are derived from mesenchyme and serve as the stem cells of bone.

Accepted Answer

The answer of Found within both the periosteum and endosteum,...

Exam 7: Skeletal System: Bone Structure and Function

The break of a bone that has been weakened by disease is a ________fracture; when a broken end of the bone pierces the skin, the fracture is ________.

Correct AnswerverifiedShow Answer

Select all that are components of the skeletal system. A) Compact bone B) Trabecular bone C) Articular cartilage D) Ligaments

Correct AnswerverifiedShow Answer

Parathyroid hormone is released by the thyroid gland and causes the small intestine to increase calcium absorption.

Correct AnswerverifiedShow Answer

Endochondral ossification is a form of bone growth in which a cartilaginous model is replaced by bone.

Correct AnswerverifiedShow Answer

The growth patterns of cartilage include interstitial growth (from within) and ________ growth (from without).

Correct AnswerverifiedShow Answer

Which is false regarding the periosteum?

Correct AnswerverifiedShow Answer

Chondrocytes occupy spaces in the matrix called ________.

Correct AnswerverifiedShow Answer

Osteoblasts are bone-forming cells; osteoclasts are bone-dissolving cells.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The epiphyseal plates in the ________ are the last ones in the body to ossify.

Correct AnswerverifiedShow Answer

What would be the effect on bone growth of insufficient dietary calcium?

Correct AnswerverifiedShow Answer

Found within both the periosteum and endosteum, ________ cells are derived from mesenchyme and serve as the stem cells of bone.

Correct AnswerverifiedShow Answer

Calcidiol circulates in the blood and is converted to calcitriol in the

Correct AnswerverifiedShow Answer

Which vitamin is required for the normal synthesis of collagen?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Blood vessels enter the diaphysis of a long bone through an opening called the ________ foramen.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Before beginning orthodontic treatment, a patient may have her wrist and hand x-rayed to determine her stage of growth. What feature of the long bones will the orthodontist use to assess this?

Correct AnswerverifiedShow Answer

For most individuals a common source of vitamin D is dietary intake of milk.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The break of a bone that has been weakened by disease is a fracture; when a broken end of the bone pierces the skin, the fracture is .

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

Correct Answer
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