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RT 211 > 4.2 The Thorax > Flashcards

4.2 The Thorax Flashcards

1
Q

is a cage composed of bones and cartilages, which affords protection of several very vital organs, the heart with its trunk vessels and the respiratory organs

A

The thorax, the upper part of the trunk

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2
Q

breast bone

A

Sternum

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3
Q

no. of bones Ribs or costae

A

12 pairs

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4
Q

no. of bones Costa cartilages

A

12 pairs

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5
Q

between a rib and the body of a vertebra

A

Costovertebral

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6
Q

between a rib and a transverse process of a vertebra

A

Costotrasverse

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7
Q

between a rib cartilage and the sternum

A

Sternocostal or costosternal

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8
Q

between a rib and its costal cartilage

A

Costochondral

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9
Q

between the adjacent anterior margins of costal cartilages of 6th to 10th ribs

A

Interchondral

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10
Q

between the sternum and the clavicle

A

Sternoclavicular

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11
Q

between the manubrium and the body of the sternum

A

Manubriosternal

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12
Q

between the body of the sternum and its xiphoid process

A

Xiphisternal

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13
Q

flat bone

A

Sternum

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14
Q

Sternum parts

A
  • Manubrium
  • Body or gladiolus
  • Xiphoid process
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15
Q
  • Jugular notch (suprasternal notch)
  • Clavicular notches
  • Costal notches – 1 and 1/2
A

Manubrium

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16
Q

Costal notches – 4 and half notches

A

Body or gladiolus

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17
Q

one-half notch

A

Xiphoid process

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18
Q

other name for ribs

A

costae

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19
Q
  • Dorsal extremity or vertebral extremity (end)
  • Body or shaft with an angle
  • Ventral extremity or sternal extremity
A

Ribs (costae) – 12 pairs

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20
Q

is a long bone that lies vertically in the midline of the anterior chest wall

A

Sternum

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21
Q

the upper part and represents the handle of the sword

A

Manubrium

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22
Q

depression on the upper surface of the manubrium

A

Clavicular notches

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23
Q

extends from the manubrium to the xiphoid process and is the largest part of the sternum

A

The body or gladiolus

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24
Q

Sternal angle other name

A

angle of Louis or Ludwig

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25
is marked by a prominent transverse ridge at the junction of the manubrium and the body of sternum
Sternal angle (angle of Louis or Ludwig)
26
inferior part of the sternum
Xiphoid process
27
are niches on the lateral margins of the sternum
Costal notches
28
long, curved, flat bones that from the posterior wall, lateral walls and part of the anterior wall of the thorax
Ribs
29
slightly expanded posterior end
Head (Dorsal extremity of Tubercle)
30
slightly constricted part connecting the head to the body
Neck (Dorsal extremity of Tubercle)
31
small prominence on the dorsal surface at the junction of the neck and body
Tubercle (Dorsal extremity of Tubercle)
32
long flat, curved part that extends from the neck around the chest wall
Body of the ribs
33
At its lower margin there is a groove- the costal groove- from an intercostal artery, vein and nerve
Body of the ribs
34
is a prominence in front of the neck where the rib becomes bent anteriorly
Angle of a rib
35
anterior end that articulates with its costal cartilage
ventral or sternal extremity
36
has 2 grooves running transversely on its upper anterior surface for the subclavian artery and vein
The first rib
37
have a single articular surface on the head, not two
1st, 10th, 11th and 12th ribs
38
have no tubercles
11th and 12th ribs
39
articulating with the sternum separately
Seven upper ribs
40
join cartilage of rib above
8th, 9th and 10th ribs
41
have free anterior ends so are floating
11th and 12th ribs
42
upper seven pairs ribs
True ribs
43
lower five pairs
False ribs
44
upper seven pairs
Vertebrosternal
45
8th, 9th, and 10th pairs
Vertebrochondral
46
11th and 12th pairs
Vertebral ribs
47
flat plates of cartilages similar in shape to the adjacent similar in shape to the adjacent rib
Costal cartilages
48
curved formed by the anterior margins of the 7th, 8th, 9th and 10th costal cartilages on each side and the rounded tip of the xiphoid process
Costal arch
49
joints of head of ribs and vertebral bodies
Costovertebral joints – synovial joints
50
except for 11th and 12th rib
Costotransverse joints – synovial joints
51
The movements of the ____ increase the anteroposterior and lateral diameters of chest at inspiration, while the _____ increases the vertical diameter
ribs, | descent of the diaphragm
52
located at the anterior, or sternal, end of a rib and the adjacent costal cartilage
Costochondral joints
53
type of joints Sternocostal or costosternal joints
sliding synovial joints (except the 1st which is cartilaginous)
54
Formed by the sternal (anterior) end of a costal cartilage articulating with a costal notch on the lateral margin of the sternum (upper 7)
Sternocostal or costosternal joints – sliding synovial joints (except the 1st which is cartilaginous)
55
located between adjacent anterior margins of the 7th, 8th, 9th and 10th costal cartilages and the rib cartilage above each one
Interchondral joints
56
Between the sternal end of the clavicle and clavicular notch of the sternum
Sternoclavicular joints – gliding joints
57
Between the inferior margin of the manubrium and the upper margin of the body of the sternum, at the sternal angle
Manubriosternal joint – cartilaginous joint
58
Located between the inferior end of the body of the sternum and the xiphoid process of the sternum
Xiphesternal or xiphosternal joint – cartilaginous joint
59
an extra rib may be present on one or both sides above the first rib
Cervical ribs
60
short extra rib that may be present below the 12th rib
Lumbar ribs
61
one or more ribs may be absent on one or both sides
Absence of ribs
62
the anterior or sternal end of a rib may divide into two parts
Forked ribs
63
the sternum may be depressed so that it lies closer to the thoracic vertebrae than usual
Pectus excavatum
64
prominent sternum may be present
Pigeon chest

RT 211 (23 decks)

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