Large Intestine (Exam 2) Flashcards

1
Q

What is not good if you are auscultating the abdomen / gut sounds?

A

listen for growling
don’t want hyperactive or stopping of noisess

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

What parts of the intestines are in the left abdomen of horse?

A

descending colon + jejunum

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

Jejunum is between what 2 structures in the horse?

A

descending + ascending colon

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

What is the main large intestinal structure on the right side of the horse? What space does it fill?

A

cecum
paralumbar fossa

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

3 LI structures on the right side of the horse

A

cecum
right ventral colon
right dorsal colon

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

Liver is predominantly on the (left/right) in horses.

A

right

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

Like the rumen, the equine cecum is a major ______ site.

A

fermentation

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

Base of equine cecum location

A

dorsal right paralumbar fossa

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

Apex of equine cecum location

A

ventral abdomen on midline & sternal flexure

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

The equine cecum has _ (number) ______ which are smooth muscle bands.

A

4 teniae

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

Term for sacculations in the equine cecum formed by contractions of teniae

A

haustra

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

Which fold of cecum associated with dorsal band (tenia)

A

ileocecal fold

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

Which fold of cecum is associated with lateral band?

A

cecocolic fold

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

Vessels and lymph nodes are in the ____ and ____ bands (teniae)

A

medial + lateral

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

LI structures in left side of horse

A

ascending colon:
left ventral colon
left dorsal colon
pelvic flexure

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

What is the term for the transition from ventral –> dorsal in ascending colon? (equine)

A

pelvic flexure

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

Which part of the ascending colon is on the floor of the abdomen (equine)?

A

left ventral colon

18
Q

Where do you listen for presence of sand? (equine)

A

sternal flexure

19
Q

Where do you do a peritoneal tap in the horse?

A

cranial to sternal flexure

20
Q

Term for bend between right & left side of the colon (equine)

A

sternal flexure

21
Q

Order of equine LI segments (10)

A
  1. cecum
  2. R ventral colon
  3. Sternal flexure
  4. L ventral colon
  5. Pelvic flexure
  6. L dorsal colon
  7. Diaphragmatic flexure
  8. R dorsal colon
  9. Transverse colon
  10. Descending colon
22
Q

How many band (teniae) in each region:

cecum
left dorsal colon
right dorsal colon
transverse colon
descending colon

A

4
3
1-2
2

23
Q

Blood supply to ventral colons (L+R) (equine)

A

colic branch of ileocolic A

24
Q

Blood supply to dorsal colons (L+R) (equine)

A

right colic A

25
Q

Blood supply to transverse colon

A

middle colic A

26
Q

Blood supply to descending colon

A

left colic A

27
Q

Definition of colic (equine)

A

abdominal pain

28
Q

3 signs of colic

A
  1. looking/kicking abdomen
  2. wants to roll
  3. gets up/down frequently
29
Q

Impaction site for tapeworms

A

ileocolic

30
Q

Impaction site during winter with decreased water consumption

A

pelvic flexure

31
Q

Impaction site of enteroliths (stones)

A

right dorsal colon –> transverse colon

32
Q

What 3 things is the paralumbar fossa used as an incision site for?

A
  1. left displaced abomasum
  2. trocar in rumen (bloat)
  3. C section
33
Q

What makes up left side of cow?

A

all rumen

34
Q

What makes up right side of cow?

A

abomasum, SI, proximal + distal loop of ascending colon, descending colon

35
Q

Order of large colon (ruminants)

A
  1. cecum
  2. proximal loop
  3. centripetal gyri
  4. central flexure
  5. centrifugal gyri
  6. distal loop
  7. transverse colon
  8. descending colon
36
Q

Centripetal vs. Centrifugal

A

centripetal: clockwise (towards center)
centrifugal: counter-clockwise (away from center)

37
Q

Blood supply to centripetal gyri (ruminant)

A

Colic branches of Ileocolic A

38
Q

Blood supply to centrifugal gyri (ruminant)

A

Right colic Aa (of ileocolic A)

39
Q

2 species w/ spiral colon

A

ruminants + pig

40
Q

Camelids are known as ______.

A

pseudoruminants (3 compartments)

41
Q

Which 2 compartments of camelids are for fermentation? Which is entirely glandular?

A

C1 + C2
C3