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VETA 55 Ruminant > Thoracic, Abdomen, Stomach > Flashcards

Thoracic, Abdomen, Stomach Flashcards

1
Q

Ox/Sheep: a bone characterized by wide and flat shaft with long neck

A

Ribs

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2
Q

Number of ruminant thoracic vertebrae

A

13

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3
Q

Number of ruminant rib pairs

A

13

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4
Q

Number of ruminant sternabrae

A

7

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5
Q

number of ruminant sternal ribs

A

8

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6
Q

number of ruminant asternal ribs

A

5

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7
Q

what bony thorax composes the inlet or P1 of the ruminant

A

1st vertebra, 1st pair ribs, manubrium

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8
Q

from what number of rib pairs does the ribs start to become wider and become more bow in shape. which direction?

A

5th rib pair
caudally

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9
Q

TRUE or FALSE
the muscles of the thoracic cavity of ruminant is used for expiration

A

FALSE - most are for inspiration

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10
Q

with 10-11 pairs of muscles in the ox

A

Levatores costarum

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11
Q

this muscle of the thorax elevates and pulls the ribs cranially increasing the space inside the thorax. what type of respiration?

A

Levatores costarum
inspiratory

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12
Q

this muscle of the thorax in ruminants is relatively thicker than in the horse

A

External and Internal intercostals

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13
Q

what type of respiration does the internal intercostals do?

A

expiratory

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14
Q

This intercostal muscle also pulls the ribs cranially. what type of respiration?

A

external intercostal
inspiratory

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15
Q

TRUE or FALSE
the intercostal space are narrow due to the ribs being wide

A

TRUE

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16
Q

TRUE or FALSE
the left pleural sac is larger than the right due to the different sizes of the right and left lobes of lungs.

A

FALSE

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17
Q

where does most of the ruminant mediastinum is located?

A

left half
the right half of the thorax is mostly occupied by the right lung

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18
Q

what is the characteristic of ruminant trachea that is different from the horse and dogs?

A

dorsal ridge
horse: signet
dogs: incomplete

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19
Q

how many rings does the ruminant trachea have?

A

50 rings
horse: 65
dogs: 35

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20
Q

ruminants have ____ ______bronchi

A

3rd tracheal

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21
Q

divided into lobes by deep fissures

A

LUNGS

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22
Q

which ruminant species have longer lungs

A

sheep

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23
Q

how many lobes does the left lung have

A

2 - cranial and caudal lobe

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24
Q

how many lobes does the right lung have

A

4 - cranial, middle, caudal, intermediate (accessory)

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25
Q

what lobe of the lung is associated with the mediastinum

A

accessory

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26
Q

can be called the 3rd bronchus. Separate bronchus supplying the ____ apical lobe at the level of the ____ ____

A

Epibronchus
right
3rd rib

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27
Q

In the adult ox, heart weighs about ____ lbs or ______% TBW

A

5 ½
0.4 – 0.5 %

28
Q

this thoracic organ sits on the diaphragm of the ruminants

A

heart

29
Q

what do you call the injury of the heart caused by hardware disease where the blood comes out of the pericardium

A

reticulopericarditis

30
Q

two bones forming the aortic fibrous ring

A

Ossa Cordis

31
Q

_____ _____ ring is more often found in cattle than other animals

A

aortic fibrous

32
Q

The ____ coronary artery is much larger than the _____ coronary artery.

A

left
right

33
Q

only branch of the aortic arch

A

Brachiocephalic trunk

34
Q

artery associated with esophagus

A

Left common carotid aa

35
Q

artery that passes obliquely to the trachea

A

Right common carotid aa

36
Q

most superficial muscle of the abdomen

A

External abdominal oblique

37
Q

muscle of the abdomen that has fibers running ventrally and caudally

A

External abdominal oblique

38
Q

muscle under the External abdominal oblique. what is the direction of its muscle fibers?

A

Internal abdominal oblique
ventrally and cranially

39
Q

muscle of the abdomen at which its muscle fibers are running transversely

A

Transversus abdominis

40
Q

what are the 4 muscles of the abdomen

A

External abdominal oblique
Internal abdominal oblique
Rectus abdominis
Transversus abdominis

41
Q

sleeve muscle of the abdomen

A

cutaneous trunci

42
Q

the fossa in lateral sides of the abdomen

A

paralumbar fossa

43
Q

a technique where incisions are made parallel to the muscle fibers

A

grid iron technique

44
Q

Occupies ¾ of the abdominal cavity filling the left half of the cavity

A

stomach
¾ or 75%

45
Q

what is the 3 compartments of the forestomach

A

Rumen
Reticulum
Omasum

46
Q

what do you call the act of releasing gases in ruminants

A

eructation

47
Q

TRUE OR FALSE
Rumen can absorb some nutrients especially VFAs

A

TRUE

48
Q

largest compartment of the stomach

A

Rumen

49
Q

other name for rumen?

A

Paunch

50
Q

compartment of the stomach where mucous membrane possess prominent papillae

A

Rumen/paunch

51
Q

Most cranial compartment of the stomach

A

Reticulum

52
Q

other names for reticulum

A

Honeycomb

53
Q

where does the pre-bolus mastication go to

A

reticulum

54
Q

what stomach compartment is responsible for the regurgitation of the feed

A

reticulum

55
Q

reticulum is the smallest stomach compartment in which species of the ruminants

A

Ox/ large ruminants

56
Q

reticulum is a larger compartment in which species of ruminants

A

Sheep/goat/small ruminants

57
Q

this stomach compartment is found medial to the rumen

A

Omasum

58
Q

other name for omasum

A

book

59
Q

Many plies”/”Book”: due to the presence of hundreds of longitudinal folds called
______ _____ which spring from the greater curvature of the of the omasum

A

laminae omasi

60
Q

serves as the filter of abdominal contents

A

laminae omasi

61
Q

omasum is the smallest compartment of the stomach in which species of the ruminants

A

Sheep/goat

62
Q

True stomach. glandular part of the stomach.

A

Abomasum

63
Q

other name for abomasum

A

rennet
secretes renin for coagulation of milk

64
Q

ventral compartment of the stomach

A

Abomasum

65
Q

channel composed of two muscular lips for directing fluids (milk) can be directed to
the omasum and thence to the glandular stomach without having to go through the other compartments of the stomach

A

Oesophageal groove
only present in youngs

VETA 55 Ruminant (1 decks)

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