Skeletal Flashcards

1
Q

What are the characteristics of elastic cartilage?

A

It’s flexible and stands up to repeated bending

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2
Q

What is the proliferation or formation of blood cells?

A

Hematopoiesis

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3
Q

What are two examples of a short bone?

A

The talus in the foot or the carpal bone

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4
Q

What is the cartilage of the epithelial plate replaced with once growth stops?

A

Bone

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5
Q

When does secondary ossification begin?

A

Around birth

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6
Q

What communicates pathways between osteocytes?

A

The canaliculi

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7
Q

Where does long bone growth occur?

A

Interstitial growth occurs at the epiphyseal plates

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8
Q

What part of the bone is made of thin connective tissues?

A

The endosteum/ what lines the medullary cavity

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9
Q

In what process is hyaline cartilage used most?

A

Endochondral ossification

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10
Q

What are the functions of bones?

A

Support, protection, movement, mineral and growth factor storage, blood cell formation, and triglyceride storage

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11
Q

What type of cartilage is found in the ear and epiglottis?

A

Elastic

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12
Q

What do “nondisplaced” and “displaced” describe in fractures?

A

The position of bone ends

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13
Q

Where is elastic cartilage found?

A

In the ear and epiglottis

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14
Q

What covers the epiphyses?

A

The articular cartilage

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15
Q

What type of bone is longer than it is wide?

A

Long bone

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16
Q

Where is red bone marrow found?

A

Spongey bone

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17
Q

What are the descriptors of fractures?

A

Nondisplaced and displaced, complete and incomplete, linear and transverse, and compound and simple

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18
Q

What affects growth?

A

Growth, thyroid, and sex hormones

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19
Q

What occurs at the epiphyseal plates?

A

Long bone growth

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20
Q

Where does hematopoiesis happen?

A

In the red bone marrow, which is found in spongey bone

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21
Q

What is the formation of bone between the layers of a membrane?

A

Intramembranous ossification

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22
Q

What are the 4 types of bone?

A

Long, short, flat, and irregular

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23
Q

Where is hyaline cartilage found?

A

Articular, costal (ribs), and the respiratory and nasal passages

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24
Q

What type of cartilage is flexible and stands up to repeated bending?

A

Elastic

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25
What type of cartilage is flexible but strong, resilient, and is the most abundant?
Hyaline cartilage
26
What are the two parts of the skeleton?
The axial skeleton and the appendicular skeleton
27
What is in the epiphysis of a long bone that's still growing?
The epithelial/ growth plate
28
What type of bone is about as long as it is wide?
Short bone
29
What is required in order to absorb calcium?
Vitamin D
30
What are 4 types of imbalances in the skeletal system?
Osteomalacia, rickets, osteoporosis, and paget's disease
31
What's an example of a flat bone?
The sternum
32
What hormones are involved in hormonal balance?
The parathyroid hormone and calcitonin
33
What is another name for the osteon?
The haversian system
34
What parts of the bone contain osteoblasts and osteoclasts?
The periosteum and the endosteum
35
What type of cartilage does endochondral ossification use most?
Hyaline cartilage
36
What are the two types of cartilage growth?
Appositional and interstitial
37
What part of the bone is made of dense connective tissues?
The periosteum/ outer surface
38
How do bones respond to stress?
They thicken at the bend
39
What do "complete" and "incomplete" describe in fractures?
Whether the fracture is all the way through or not
40
What does the central canal contain?
Blood vessels and nerves
41
Which side of the growth plate does bone form in long bone growth?
The diaphysis side
42
What is new cartilage on the external face called?
Appositional cartilage
43
What is involved in bone resorption?
Osteoclasts
44
What is a periosteal bud made of and in what process is it used?
A periosteal bud is made of nutrients, nerves, and blood. It's used during endochondral ossification to invade the center and make spongey bone
45
What part of the bone contains blood vessels and nerves?
The central canal
46
What do "linear" and "transverse" describe in fractures?
The orientation to the long axis
47
What type of cartilage is found in the vertebral disks and the cartilage pod of the knee/ the meniscus?
Fibrocartilage
48
What are the characteristics of hyaline cartilage?
It's flexible but strong, resilient, and is the most abundant cartilage
49
What do osteoclasts do?
They move along the surface breaking down bone in grooves and help with bone reabsorption
50
What is the haversian canal?
The central canal
51
What is one entire set of concentric rings?
The osteon
52
What does the outer surface of the bones (periosteum) contain?
Blood vessels and nerves
53
How does long bone growth occur?
Interstitial growth occurs at the epiphyseal plates. Bone forms on the diaphysis side of the plate
54
What is hematopoiesis?
The proliferation or formation of blood cells
55
What happens in the red bone marrow?
Hematopoiesis
56
What's another name for the central canal?
The haversian canal
57
Where does endochondral ossification begin?
At the primary ossification center (diaphysis)
58
Where is fibrocartilage found?
In the vertebral disks and the cartilage pod of the knee/ the meniscus
59
What are the functions of the axial skeleton?
Protect, support, or carry other parts
60
What is the lamella?
A concentric ring in the osteon
61
What is intramembranous ossification?
The formation of bone between the layers of a membrane
62
What type of cartilage is highly compressible and strong?
Fibrocartilage
63
What type of cartilage is found in articular, costal (ribs), and the respiratory and nasal passages?
Hyaline
64
What type of bone is thin, flat, and curved?
Flat bone
65
Where do minerals go during bone reabsorption?
They move through the cell to the side of the periosteum
66
What is the periosteum made of?
Dense connective tissues
67
What is appositional cartilage?
New cartilage on the external face
68
What is new growth from within a bone called?
Interstitial growth
69
What are the two ends of the long bone?
Epiphysis
70
What is included in the appendicular skeleton?
The bones of the upper and lower limbs and girdles
71
What happens during bone reabsorption?
Osteoclasts break down bone, membrane on the bone surface folded and sequesters the area of reabsorption. The minerals break down into a solution and move through the cell side to the periosteum
72
What does the canaliculi do?
It communicates pathways between osteocytes
73
What is a concentric ring in the osteon?
The lamella
74
Where are triglycerides stored?
In the yellow bone marrow
75
What is the central shaft of the long bone?
The diaphysis
76
What is the outer surface of the bones?
The periosteum
77
What do osteoblasts and osteoclasts do?
Osteoblasts build and osteoclasts break down
78
What lines the medullary cavity?
The endosteum
79
What is the process of a bone widening during long bone growth called?
Appositional growth along the periosteum
80
What is the hole for the osteocyte called?
The lacuna
81
What's an example of a long bone?
The humorous
82
What is the lacuna?
The hole for the osteocyte called
83
Where is intramembranous ossification found?
Skull bones and clavicles
84
What is in the diaphysis or the epiphysis and filled with marrow?
The medullary cavity
85
What process forms the clavicles and skull bones?
Intramembranous ossification
86
What is the axial skeleton?
The skull, vertebral column, and rib cage
87
What is the happens during endochondral ossification?
A bone collar forms, then a central area of cartilage dies and a cavity forms. Next, a periosteal bud made of nutrients, nerves, and blood invades the center and makes spongy bone. Then spongy bone is broken down as bone is reformed to make the medullary cavity. Finally, secondary ossification takes place around birth
88
What are some characteristics of fibrocartilage?
It's highly compressible and strong
89
What begins at the primary ossification center (diaphysis)?
Endochondral ossification
90
What do "compound" and "simple" describe in fractures?
Whether it penetrates the skin or not
91
What moves along the surface breaking down bone in grooves and helps with bone reabsorption?
Osteoclasts
92
What are the two factors in structural classification?
Whether there's a joint cavity present or not and the type of material binding the bones
93
What type of joint is immovable?
Synarthroses
94
What type of joint is slightly movable?
Amphiarthroses
95
What type of joint is freely movable?
Diarthroses
96
What are the 3 types of fibrous joints?
Sutures, syndesmoses, and gomphoses
97
What is an example of syndesmoses?
A bundle of tissue like the tibia and fibula joint
98
What is an example of a gomphoses?
A tooth joint
99
What are the 2 types of cartilaginous joints?
Synchondroses and symphysis