Respiratory Flashcards

1
Q

what is the ventral boundary of the thoracic cavity?

A

sternum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

what is the dorsal boundary of the thoracic cavity?

A

vertebral column

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

what is the caudal boundary of the thoracic cavity?

A

costal arch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what is the cranial boundary of the thoracic cavity?

A

thoracic inlet (1st pair of ribs, T1, manubrium)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what is the lateral boundary of the thoracic cavity?

A

ribs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

what is the thoracic cavity lined with?

A

pleural membranes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what is pulmonary ventilation dependent on?

A

atmospheric pressure, alveolar pressure and intrapleural pressure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

what do ribs articulate with dorsally?

A

thoracic vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what do ribs interject with ventrally?

A

junction of 2 sternebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what is the costochondral junction?

A

where the cartilaginous portion of ribs meet the bony portion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

what forms a barrier to prolapse of nucleus pulposus?

A

intercapital ligaments

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

what do the intercapital ligaments run between?

A

T2 and T10

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

what does the rib tuberculum articulate with?

A

transverse processes

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

what is the name of the head of rib?

A

capitulum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

what does the capitulum articulate with?

A

centra of 2 adjacent vertebrae

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what sort of joints are costovertebral joints?

A

synovial joints

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

what muscles are involved in inspiration?

A

diaphragm, external intercostals, ‘minor’ muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

what muscles are involved in expiration?

A

elastic recoil of lungs, relaxation of diaphragm, internal intercostals, abdominal muscles, ‘minor’ muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

which direction do the fibres of external intercostal run?

A

dorso-cranially to ventro-caudally

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

which direction do the fibres of internal intercostal run?

A

dorso-caudally to ventro-cranially

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

what is the pivotal point of ribs?

A

synovial joint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

what is the diaphragm?

A

muscular partition between thoracic and abdominal cavities

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

what does the diaphragm consist of (2)?

A

muscular periphery, Y-shaped tendinous centre

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

what does the muscular part of the diaphragm consist of?

A

lumbar part, costal part, sternal part

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

what does the lumbar part of the diaphragm originate from?

A

lumbar vertebrae 3&4 via strong tendons

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

what does the costal part of the diaphragm originate from?

A

medial surfaces of the caudal ribs (8-13 in dog)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

where do all of the parts of the diaphragm insert?

A

on the central tendon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

what does the sternal part of the diaphragm originate from?

A

dorsal surface of the caudal sternum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

what is the diaphragm innervated by?

A

left and right phrenic nerve, cervical nerves 5,6,7

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

what do the left and right phrenic nerve follow?

A

septum tranversum

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

what are the diaphragm hiati?

A

aortic, oesophageal, caval

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

what passes through the aortic hiatus?

A

aorta, thoracic duct, azygous vein

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

what passes through the oesophageal hiatus?

A

oesophagus, vagus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

what is the name of the branch of the subclavian artery that supplies intercostal spaces 1-3?

A

costocervical artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

what does the costocervical artery supply?

A

intercostal spaces 1-3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

what is the costocervical artery a branch of?

A

the subclavian artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

what vein takes blood from intercostal spaces 1-3?

A

costocervical-vertebral vein

36
Q

do vital structures run cranially or caudally to the rib?

A

caudally

37
Q

what is the significance of vital structures running caudal to the ribs?

A

always insert needles cranial to rib

38
Q

what does the larynx do?

A

controls and detects what enters the trachea

39
Q

what are the components of the upper bronchial tree?

A

trachea, primary bronchus, secondary bronchi, tertiary bronchi, further branching until bronchioles reached

40
Q

what are the secondary bronchi?

A

lobar bronchi

41
Q

what are the tertiary bronchi?

A

segmental bronchi

42
Q

what are the components of the lower bronchial tree?

A

bronchioles, terminal bronchioles, respiratory bronchioles

43
Q

what is the difference between bronchi and bronchioles?

A

bronchi have cartilage in walls and bronchioles don’t

44
Q

what is an acinus?

A

a group of alveoli

45
Q

what do branches of the pulmonary artery and veins tend to follow?

A

bronchial branching

46
Q

what species does tracheal collapse occur in?

A

toy/miniature dogs and Shetland ponies

47
Q

how many left lobes do dog lungs have?

A

3

48
Q

what is the apical part of the left side of the dog lung?

A

cranial part of cranial lobe

49
Q

what is the cardiac part of the left side of the dog lung?

A

caudal part of cranial lobe

50
Q

what is the diaphragmatic part of the left side of the dog lung?

A

caudal lobe

51
Q

how many right lobes does the dog lung have?

A

4

52
Q

what is the apical part of the right side of the dog lung?

A

cranial lobe

53
Q

what is the cardiac part of the right side of the dog lung?

A

middle lobe

54
Q

what is the diaphragmatic part of the right side of the dog lung?

A

caudal lobe

55
Q

what is the accessory lobe in the right side of the dog lung

A

branch of the caudal lobe

56
Q

how many left lobes do cows/sheep/pigs have?

A

3

57
Q

what are the left lobes of the sheep and cow lung the same as?

A

dogs and pigs

58
Q

how many right lobes do cow and sheep lungs have?

A

5

59
Q

how many right lobes do pig lungs have?

A

4

60
Q

what species are the right lobes of the pig lung the same as?

A

dogs

61
Q

how many left lobes do horse lungs have?

A

2

62
Q

what are the 2 left lobes of the horse lung?

A

cranial (apical) and caudal (diaphragmatic)

63
Q

how many right lobes do horse lungs have?

A

3

64
Q

what are the right lobes of the horse lung?

A

cranial (apical), caudal (diaphragmatic) and accessory (branch of caudal lobe)

65
Q

what is a lobule (lungs)?

A

a pulmonary bronchiole, its branches and vasculature surrounded by connective tissue septa

66
Q

do carnivores have lobulation?

A

no

67
Q

do pigs have lobulation?

A

yes

68
Q

do ox have lobulation?

A

yes

69
Q

do sheep have lung lobulation?

A

no

70
Q

do horses have lobulation?

A

no

71
Q

do carnivores have a tracheal bronchus?

A

no

72
Q

do pigs have a tracheal bronchus?

A

yes

73
Q

do ox have a tracheal bronchus?

A

yes

74
Q

do sheep have a tracheal bronchus?

A

yes

75
Q

do horses have a tracheal bronchus?

A

no

76
Q

what are pleural membranes?

A

single cell thickness serous membranes

77
Q

what does parietal pleura line?

A

the thoracic cavity

78
Q

what does visceral pleura cover?

A

the lungs

79
Q

what do pleural membranes develop from?

A

lateral plate mesoderm

80
Q

what is a pleural cavity/sac?

A

space between 2 pleural membranes

81
Q

what does pleural fluid do?

A

lubricates the movement of the lungs within the pleural cavity

82
Q

what is pleurisy?

A

inflammation of pleura

83
Q

what are the subdivisions of parietal pleura?

A

costal, mediastinal, diaphragmatic

84
Q

what is visceral pleura tightly adherent to?

A

lungs

85
Q

which are more extensive, pleural cavities or lungs?

A

pleural cavities

86
Q

what do pleural spaces provide in inspiration?

A

reserve spaces (recesses) for borders of lungs to move into

87
Q

what recess does the basal lung border move into in inspiration?

A

costodiaphragmatic recess

88
Q

what recess does the ventral lung border move into in inspiration?

A

costomediastinal recess