Question 1

Select all that develop through the process of intramembranous ossification.
A) Frontal bone of skull
B) Occipital bone of skull
C) Ulna of forearm
D) Femur of thigh

Accepted Answer

The answer of Select all that develop through the process...

Question 2

Calcitonin ________ osteoclast activity, which will ________ blood calcium levels.

Accepted Answer

A)   stimulates; increase
B)   stimulates; decrease
C)   inhibits; increase
D)   inhibits; decreaseE) C) and D)
F) All of the above

Question 3

Describe the stimulus for bone resorption and how resorption is carried out at the cellular and chemical levels.

Accepted Answer

When blood calcium is low, res...

Question 4

Flat bones

Accepted Answer

A)   protect underlying soft tissue and may be slightly curved.
B)   have elaborate shapes, and sometimes resemble sesame seeds.
C)   include the bones of the wrist that glide across each other.
D)   are, by definition, not at all curved.
E)   have a diaphysis and an epiphysis.F) A) and E)
G) A) and D)

Question 5

A fracture parallel to the long axis of the bone is a(n)  ________ fracture.

Accepted Answer

A)   transverse
B)   oblique
C)   linear
D)   comminuted
E)   medialF) None of the above
G) C) and D)

Question 6

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.F) A) and C)
G) C) and E)

Question 7

What are the matrix rings of compact bone that surround the central canal of each osteon?

Accepted Answer

A)   Canaliculi
B)   Concentric lamellae
C)   Circumferential lamellae
D)   Perforating canals
E)   Interstitial lamellaeF) B) and D)
G) A) and B)

Question 8

Which is characteristic of cartilage connective tissue?

Accepted Answer

A)   Gel-like ground substance
B)   Matrix of protein fibers
C)   Cells called chondrocytes
D)   Avascular
E)   All of the choices are correct.F) A) and D)
G) A) and C)

Question 9

Rickets, a disease characterized by overproduction and deficient calcification of osteoid tissue, is caused by a lack of sufficient

Accepted Answer

A)   Vitamin D.
B)   Calcitonin.
C)   Thyroid hormone.
D)   Vitamin A.
E)   Vitamin C.F) A) and B)
G) B) and E)

Question 10

The spongy bone found within a flat bone is called ________.

Accepted Answer

The answer of The spongy bone found within a flat...

Question 11

Osteoid is the

Accepted Answer

A)   organic part of the bone matrix that gives it rigidity.
B)   organic part of the bone matrix that gives it tensile strength.
C)   inorganic part of the bone matrix that gives it rigidity.
D)   inorganic part of the bone matrix that gives it tensile strength.E) A) and B)
F) C) and D)

Question 12

With aging comes insufficient ossification of bone, a condition known as ________.

Accepted Answer

The answer of With aging comes insufficient ossification of bone,...

Question 13

Interstitial growth of cartilage increases its ________ and occurs in the ________ region of the cartilage.

Accepted Answer

A)   length; internal
B)   length; peripheral
C)   width; internal
D)   width; peripheralE) B) and C)
F) A) and D)

Question 14

Which is a sesamoid bone?

Accepted Answer

A)   Patella
B)   Cuboid
C)   Talus
D)   Sphenoid
E)   ScaphoidF) D) and E)
G) All of the above

Question 15

-This figure illustrates the microscopic anatomy of spongy bone. What bone feature does number 4 indicate?

Accepted Answer

A)   Osteocyte in lacuna
B)   Trabeculae
C)   Osteon
D)   Canaliculus
E)   Perforating canalF) A) and B)
G) D) and E)

Question 16

-This figure shows the anatomy of compact bone. Which number is referring to a perforating (or Volkmann's)  canal?

Accepted Answer

A)   1
B)   2
C)   3
D)   4
E)   5F) None of the above
G) A) and B)

Question 17

Calcitriol stimulates absorption of calcium in the small intestine.

Accepted Answer

A) True 
 B)False

Question 18

What helps bone resist compression?

Accepted Answer

A)   Yellow bone marrow
B)   Reticular fibers
C)   Inorganic salts
D)   Red bone marrow
E)   EndosteumF) B) and E)
G) C) and E)

Question 19

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 20

The type of bone tissue that is replaced more frequently is ________ bone; the part of the femur that is replaced more frequently is the ________.

Accepted Answer

A)   compact; distal epiphysis
B)   compact; diaphysis
C)   spongy; distal epiphysis
D)   spongy; diaphysisE) B) and C)
F) A) and D)

Exam 7: Skeletal System: Bone Structure and Function

Interstitial growth of cartilage increases its ________ and occurs in the ________ region of the cartilage.

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What helps bone resist compression?

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Compact bone

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Calcitriol stimulates absorption of calcium in the small intestine.

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Rickets, a disease characterized by overproduction and deficient calcification of osteoid tissue, is caused by a lack of sufficient

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-This figure illustrates the microscopic anatomy of spongy bone. What bone feature does number 4 indicate?

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With aging comes insufficient ossification of bone, a condition known as ________.

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What are the matrix rings of compact bone that surround the central canal of each osteon?

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Calcitonin ________ osteoclast activity, which will ________ blood calcium levels.

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Flat bones

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The spongy bone found within a flat bone is called ________.

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Select all that develop through the process of intramembranous ossification. A) Frontal bone of skull B) Occipital bone of skull C) Ulna of forearm D) Femur of thigh

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Describe the stimulus for bone resorption and how resorption is carried out at the cellular and chemical levels.

Correct AnswerverifiedWhen blood calcium is low, res...View AnswerShow Answer

Which is characteristic of cartilage connective tissue?

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The type of bone tissue that is replaced more frequently is ________ bone; the part of the femur that is replaced more frequently is the ________.

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A fracture parallel to the long axis of the bone is a(n) ________ fracture.

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Which is a sesamoid bone?

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-This figure shows the anatomy of compact bone. Which number is referring to a perforating (or Volkmann's) canal?

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

Correct AnswerverifiedShow Answer

Osteoid is the

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Interstitial growth of cartilage increases its and occurs in the region of the cartilage.

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Calcitonin osteoclast activity, which will blood calcium levels.

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When blood calcium is low, res...
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The type of bone tissue that is replaced more frequently is bone; the part of the femur that is replaced more frequently is the .

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