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H Anatomy > Skeletal System L3 > Flashcards

Skeletal System L3 Flashcards

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1
Q

Human skeleton consists of

A

206 bones

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2
Q

Bone is a

A

A hard type of connective tissue which forms the skeleton

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3
Q

What are the functions of bone?

A

1-Support
2-Protect internal organs
3-Movement
4-Mineral storage
5-Blood Cell Formation
(Hematopoiesis)

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4
Q

According to the microscopic structure

A

1-Compact
2-Spongy cancellous bone

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5
Q

Classifications Of Bones
According to development

A

Membranous ossification
Cartilaginous ossification

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6
Q

Consists of a honeycomb of small flat pieces

A

Spongy cancellous bone

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7
Q

The flat pieces filled
with bone marrow is

A

trabeculae

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8
Q

The process of bone tissue formation

A

Ossification

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9
Q

The mesenchymal tissue
membrane will directly
transform into bone in which kind of Ossifications

A

Membranous

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10
Q

An example of Membranous ossification

A

bones of the vault of
skull and clavicle

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11
Q

A hyaline cartilage model will be
ossified into bone

A

Cartilaginous ossification

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12
Q

Examples for Cartilaginous ossification

A

long bones, bones of
the base of skull, irregular bones
like vertebrae

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13
Q

Classifications Of Bones
According to the shape of
bones

A

Long/ short
Flat
Seasamoid
Irregular
Pneumatic

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14
Q

Femur and humerus is an example for which classification of bones according to it’s shape

A

Long

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15
Q

Carpal bones and tarsal bones
is an example for which classification of bones according to it’s shape

A

Short bones

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16
Q

vault of skull,ribs, sternum is an example for which bone according to it’s shape

A

Flat

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17
Q

Vertebrae and hip bone is an example for which bone according to it’s shape

A

Irregular

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18
Q

Patella is an example for which bone according to it’s shape

A

Sesamoid

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19
Q

Frontal, maxilla, sphenoid and ethmoid is an example for which bone according to it’s shape

A

Pneumatic

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20
Q

The long bone structure consists of

A

Diaphysis (shaft)
Epiphysis (End)
Nutrient arteries
Articular cartilage
Medullary cavity
Epiphyseal plate

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21
Q

Which part of the bone is Composed of compact bone

A

Diaphysis

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22
Q

Which part of the bone is composed mostly of spongy bone

A

Epiphysis

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23
Q

The junction of diaphysis and epiphysis is called

A

Metaphysis

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24
Q

What Covers the external surface of the epiphysis

A

Articular cartilage

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25
Articular cartilage is made of
Hyaline cartilage
26
What is the function of articular cartilage
Decreases friction at joint surfaces
27
The Cavity of the shaft is the
Medullary cavity
28
What part of the long bone contains bone marrow?
Medullary cavity
29
Epiphyseal plate function is to
Allow growth of the bone
30
Epiphyseal plate contains what type of cartilages
Hyaline
31
The skeleton is subdivided into
1. The Axial skeleton 2. The Appendicular skeleton
32
How many bones is the axial skeleton consisted of ?
80
33
How many bones is the Appendicular skeleton consisted of
126 bone
34
The Axial skeleton is Divided into three parts:
Skull Vertebral column Bony thorax (ribs and sternum)
35
Skull is made up of how many bones
22
36
Skull is divided into 2 sets of bones?
Cranium Facial
37
The set of bone that Encloses and protects the brain Consists of the following bones
1. Frontal 2. Parietal 3. Temporal 4. Sphenoid 5. Occipital 6. Ethmoid
38
The set of bone that Encloses and protects the brain are
1. Frontal 2. Parietal 3. Temporal 4. Sphenoid 5. Occipital 6. Ethmoid
39
The set of the bone that Form the skeleton of the face Consists of ?
1. Maxilla 2. Mandible 3. Zygomatic bone 4. Nasal bone
40
The vertebral column is formed of
33 irregular bones
41
Cervical is formed of how many bone
7 vertebrae
42
Thoracic is formed of how many bone
12
43
Lumbar is formed of how many bone
5
44
Sacrum is formed of how many bone
5 vertebrae sacral fused to from a triangular bone
45
5 vertebrae fused to from a triangular bone called sacrum
46
coccyx is formed of how many bone
4 vertebrae Coccygeal fused to form a small bone called coccyx
47
The vertebra typically consist of
1. Body 2. Vertebral arch 3. Processes 4. Vertebral foramen
48
Vertebral arch consists of
pedicle & lamina
49
Processes consists of
Spine Transverse process Articular process
50
The vertebrae are connected together by
Intervertebral discs
51
Vertebrae in different regions of the vertebral column vary in
size,shape, and details
52
Foramen makes a canal for the
Spinal cord
53
Thoracic cage consists of
Sternum and ribs
54
Sternum Has three parts name them
a. Manubrium sterni b. Body c. Xiphoid process
55
The ribs are divided into
True (The upper 7) False (8,9,10) Floating ribs (11,12)
56
Bones connecting the upper limb with the axial skeleton
Pectoral girdle (Clavicle-Scapula)
57
Bones connecting the lower limb with the axial skeleton
Pelvic Girdle (Two hip bones)
58
BONES OF THE UPPER LIMB are?
Bone of arm Bones of forearm Bones of hand
59
Bone of arm and forearm are
Humerus Radius (lateral) Ulna (medial)
60
Bones of hand are
1. 8 carpal bones 2. 5 metacarpal bones 3. 14 phalanges: 2 for thumb & 3 for each of medial 4 fingers
61
Bones of thigh and leg
Femur Fibula (lateral) Tibia (medial)
62
Bones of the lower limb
Bone of thigh Bones of legs Patella Bones of foot
63
Bones of foot
7 tarsal bones 5 metatarsal bones 14 phalanges: 2 for big Tarsal bones toe & 3 for each of lateral 4 toe

H Anatomy (12 decks)

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