Anatomy Ii - Thorax Stomach (Ruminant And Pig)

Front 1

What is the concavity immediately caudal to the last rib that is prominent in ruminants?

Back 1

Paralumbar fossa

Front 2

What is another name for the deep fascia of the trunk?

Back 2

Yellow abdominal tunic

Front 3

What are the cranial preputial muscles derived from?

Back 3

Cutaneous trunci

Front 4

What are the caudal preputial muscles derived from?

Back 4

deep fascia

Front 5

Which nerves are important in abdominal incisions in ruminants?

Back 5

Ventral branches of lumbar spinal nerves

Front 6

Which nerves must be blocked to anesthetize the flank region of the ruminant?

Back 6

T13
L1 (iliohypogastric)
L2 (iliolinguinal)
sometimes L3 (genitofemoral)

Front 7

Which nerves are known as the cranial preputial nerves?

Back 7

Ventral cutaneous nerves from T13, L1, and L2

Front 8

Which nerve supplies the skin of the middle part of the udder and all glandular tissue of the udder?

Back 8

L3 (genitofemoral)

Front 9

What is the fore-stomach or proventriculus composed of in the ruminant?

Back 9

Rumen
Reticulum
Omasum

Front 10

What is the true stomach of the ruminant composed of?

Back 10

Abomasum

Front 11

What grooves of the rumen divide the dorsal sac from the ventral sac?

Back 11

Left and right longitudinal grooves
Cranial and caudal transverse grooves

Front 12

Which accessory groove on the rumen is poorly developed?

Back 12

Right

Front 13

Which grooves on the rumen demarcate the caudodorsal and caudoventral blind sacs?

Back 13

Dorsal and ventral coronary grooves

Front 14

What grooves surround the insular ruminis?

Back 14

Longitudinal groove
Accessory groove

Front 15

Where is the atrium ruminis?

Back 15

Cranial part of dorsal sac

Front 16

Where is the recessus ruminis?

Back 16

Cranial part of the ventral sac

Front 17

How are the grooves that are identified externally on the rumen identified internally?

Back 17

As raised pillars or columns

Front 18

What is the large opening encircled by most of the ruminal pillars between the dorsal and ventral ruminal sacs?

Back 18

Intraruminal ostium or opening

Front 19

Where is trocarization (ruminal paracentesis) attempted?

Back 19

Central part of the paralumbar fossa

Front 20

Where in the abdomen of the ruminant is the superficial omental leaf continuous with the deep omental leaf?

Back 20

Caudal groove of the rumen

Front 21

What is the term for the space between the superficial and the deep layers of the greater omentum?

Back 21

Omental bursa

Front 22

What is the term for the space in the peritoneal cavity dorsal to the deep leaf?

Back 22

Supraomental recess

Front 23

What structures indent on the omental bursa?

Back 23

Ventral sac of the rumen

Front 24

What structures are in the supraomental recess?

Back 24

Intestines
Gravid uterus

Front 25

Is there a splenic recess in ruminants?

Back 25

no

Front 26

What are the three segments of the gastric groove?

Back 26

Reticular groove
Omasal groove
Abomasal groove

Front 27

What is the direct route running from the cardia (esophogeal opening) to the pylorus of the abomasum?

Back 27

Gastric Groove

Front 28

What extends ventrally fromt he cardia, on the lesser curvature of the reticulum to the reticulo-omasal orifice?

Back 28

Reticular groove

Front 29

Is the gastric groove involved in swallowing, regurgitation, or eructation?

Back 29

No

Front 30

Where is the transverse omasal pillar?

Back 30

At the omaso-abomasal orifice

Front 31

What are the two mucosal folds that guard the omas0-abomasal opening?

Back 31

Abomasal vela

Front 32

What are the spaces between the omasal leaves called?

Back 32

Interlaminar recesses

Front 33

Where are the large oblique abomasal folds in the abomasum?

Back 33

Fundus and body

Front 34

What two structures regulate flow from the abomasum to the duodenum?

Back 34

Torus pyloricus
Pyloric sphincter

Front 35

The ruminal papillae are absent from the roof of the rumen except in which animals?

Back 35

Sheep
Goat

Front 36

What forms the reticular cells?

Back 36

reticular crests

Front 37

What is the name for the claw-like projections formed by the reticulo-omasal ostium and the floor of the reticular groove?

Back 37

Unguiculiform papillae

Front 38

Which animals are considered grazers (grass eating)?

Back 38

Bovine
Ovine

Front 39

Which animals are considered browsers (leaf eating)?

Back 39

Goat
Antelope

Front 40

Which animals have larger livers, bulky intestines and smaller rumen?

Back 40

Browsers

Front 41

14) What are three things unique to the pig stomach?

Back 41

1. Diverticulum ventriculi
2. Torus pylorus
3. When full contact abdominal wall on both the left and the right

Front 42

15) The ascending colon of the pig is what shape?

Back 42

: Spiral, Conical apex is Ventral

Front 43

18) What is unique about the location of the spleen in the pig?

Back 43

ANS: In the THORACIC cage

Front 44

What is the term for the thick layer of fat in the subcutis in some animals, especially in the PIG?

Back 44

PANNICULUS ADIPOSUS