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Human A+P > Skeleton 1 > Flashcards

Skeleton 1 Flashcards

(63 cards)

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1
Q

Fontanels

A

The gaps between bones

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2
Q

Types of Fontanels

A
  • frontal
  • occipital
  • sphenoid
  • mastoid
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3
Q

Types of sutures

A
  • coronal
  • lamboidal
  • squamousal
  • sagital
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4
Q

Skull cavities

A
  • cranial
  • orbital
  • nasal
  • oral
  • middle/inner ear
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5
Q

Sinuses

A

Empty space inside a single bone

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6
Q

Type of sinuses

A
  • frontal
  • ethmoid
  • sphenoid
  • maxillary
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7
Q

Function of hyoid bone

A

Serves as attachment point for tongue and several muscles

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8
Q

Parts of skeletal system

A
  • bones
  • joints
  • cartilage
  • ligaments
  • tendons
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9
Q

Functions of skeletal system

A
  • support
  • protection
  • movement
  • blood cell formation
  • storage of salts
  • detoxification
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10
Q

of bones in the human body

A

206

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11
Q

Axial skeleton

A

Head, neck and trunk

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12
Q

Appendicular skeleton

A

Limbs and bones connecting them to axial

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13
Q

Osteoprogenitor

A

Stem cells that make osteoblasts

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14
Q

Osteoblasts

A

Generate new bone matrix

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15
Q

Osteocyte

A

Non-dividing osteoblasts than maintain matrix

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16
Q

Osteoclasts

A

Erodes bone minerals by secreting acids and enzymes

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17
Q

Types of tissue found in bone

A
  • bone
  • cartilage
  • connective tissue
  • blood
  • nervous tissue
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18
Q

How bones are classified

A
  • shape
  • tissue organization
  • bone markings
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19
Q

Types of bone shapes

A
  • long
  • short
  • flat
  • irregular
  • sutural
  • sesamoid
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20
Q

Central canal

A

Opening in center of osteon that carries blood vessels and nerves

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21
Q

Perforating canal

A

Canal perpendicular to the central canal

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22
Q

Lacunae

A

Cavities containing bone cells

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23
Q

Lamella

A

Rings around central canal

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24
Q

Canalicuti

A

Transport system of tiny canals

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25
Marrow is found in
Medullary cavitiy
26
Foramen
Opening in bone
27
Sinus
Internal cavity in a bone
28
Epiphysis
Ends of bones
29
Metaphysis
Where epiphysis meets diaphysis
30
Diaphysis
Main bone shaft
31
Articular Cartilage
Thin layer of hyaline cartilage that covers end of joint
32
Periosteum
Membrane covering all of bone
33
Medullary cavity
Hollow space in diaphysis
34
Endosteum
Membrane lining medullary cavity active in bone growth and repair
35
Epiphyseal plate
Allows for growth of long bones
36
Osteoporosis
Where osteoclast function is greater than osteoblast
37
Rickets
Bowed legs and deformed pelvis due to vitamin D or calcium deffincies
38
Osteoarthritis
Degeneration of joints due to wear and tear over time
39
Rheumatoid arthritis
Autoimmune attack synovial membranes
40
Osteomyelitis
Infection of bone or cartilage
41
Gout
Sodium irate crystals in synovial fluid
42
Bursitis
Inflammation of bursal sacs around joints
43
Tendinitis
Inflammation
44
Achondroplastic dwarfism
Mutation that stops long bones from growing
45
Polydactyly / sydactyly
Too many / too few fingers or toes
46
When do Fontanels disappear
Age of 2
47
Purpose of sinuses
Lighten skull and add resonance to voice
48
How many cranial bones
8
49
How many facial bones
14
50
Number of cervical vertebrae
7
51
Number of thoracic vertebrae
12
52
Number of lumbar vertebrae
5
53
3 parts of the sternum (top to bottom)
* manubrium * body (gladiolus) * xiphoid process
54
Costal cartilage
Cartilage that attaches ribs to the sternum
55
Number of true ribs
7
56
Number of false ribs
5
57
Number of floating ribs
2
58
Total number of pairs of ribs
12
59
Total number of vertebrae
24
60
Vertebral Foramen
Contains the spine
61
Intervertebral Foramen
Allows for nerves to leave the spine
62
Where do ribs attach to vertebrae?
In the costal facets of the thoracic vertebrae
63
Three ossicles of the inner ear from medial to lateral
Stapes Incus Malleus

Human A+P (18 decks)

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