Ruminant Head, Neck, Thorax, Abdomen

Question 1

Peterson’s nerve block anesthetizes nerves exiting through which opening?

Answer 1

orbitorotundum foramen

Question 2

Which nerves exit through the orbitororotundum foramen

Answer 2

CN V- opthalmic br and maxillary
CN III
CN IV
CN VI

Question 3

Which nerve is anesthetized to facilitate eye exam?

Answer 3

auriculopalpebral

Question 4

Innervation to the horn: 1) Ox 2) goat

Answer 4

1) cornual (maybe great auricular)

2) great auricular, cornual, infratrochlear

Question 5

Pulse in 1)ox 2) goats

Answer 5

1) facial

2) transverse facial

Question 6

Which structure must you be careful to avoid during trephination of frontal sinus?

Answer 6

frontal vein (in supraorbital groove)

Question 7

Which two ln are important in meat inspection?

Answer 7

parotid and lateral retropharyngeal

Question 8

What structure separates rostral and caudal compartments of frontal sinus?

Answer 8

Oblique septum

Question 9

The cornual nerve is a branch of which CNN subdivision?

Answer 9

Maxillary subdivison of CNN V

Question 10

What is the horn producing skin called?

Answer 10

Epiceras

Question 11

subtract how many months for small ruminant eruption dates?

Answer 11

6 months

Question 12

What forms the ventral boundary of the jugular groove in 1) ox 2) goats

Answer 12

1) sternomandibularis

2) sternozygomaticus

Question 13

What stimulates musk/scent glands in goats?

Answer 13

testosterone

Question 14

Vertebral formula:

1) cattle
2) goats
3) sheep

Answer 14

1) C7-T13-L6-S5-Cd var
2) C7-T13-L6(7)-S5-Cd var
3) C7-T13-L6(7)-S4-Cd var

Question 15

What ventilates the right cranial lung lobe?

Answer 15

tracheal bronchus

Question 16

Which set of ln are located btwn the esophagus and descending aorta? (can impede eructation if enlarged)

Answer 16

Caudal mediastinal ln

Question 17

Where does the L azygous vein drain?

Answer 17

coronary sinus (in R atrium)

Question 18

Where is the cardia located?

Answer 18

7th ICS

Question 19

What are the 3 parts of the gastric groove?

Answer 19

1) reticular groove
2) omasal groove
3) abomasal groove

Question 20

What are the attachment points on the rumen for the superficial and deep leafs of greater omentum?

Answer 20

Superificial–left long groove

Deep–right longitudinal groove

Question 21

What does LDA stand for?

Answer 21

Left displaced abomasum

Question 22

What structure covers the right surface of the omasum?

Answer 22

Lesser omentum

Question 23

Cup-shaped branch of ureter that drain the kidney lobes in cattle?

Answer 23

Calyx

Question 24

Which nerves are involved in anesthetizing the flank region?

Answer 24

T13, L1, L2

Question 25

What 2 anatomical landmarks need to be avoided in peterson eye block?

Answer 25

1) Coronoid process of mandible

2) pterygoid crest

Question 26

What structure can be damaged in retrobulbar eye block?

Answer 26

lacrimal bulla

Question 27

which ln is the collecting center for the entire head? where does it channel its outflow?

Answer 27

Lat. retropharyngeal ln; trachael duct

Question 28

3 common locations for choke to occur?

Answer 28

1) esophageal hiatus
2) base of heart
3) thoracic inlet

Question 29

Where does the 1) left azygous vein 2) right azygous vein drain?

Answer 29

1) coronary sinus

2) cranial vena cava

Question 30

Bony structure of ruminant hearts. What do they support?

Answer 30

Os chordis; aoritc valves

Question 31

Which nerves block is performed for

1) incision in upper flank? What br blocked?
2) lower flank? Branches blocked?

Answer 31

1) proximal paravertebral block; dorsal and ventral branches

2) distal paravertebral block; ventral branches only

Question 32

Which tendon can be cut to alleviate pain from bone spavin?

Answer 32

Cunean tendon

Question 33

Which structure is associated with curb?

Answer 33

Long plantar ligament

Question 34

Which artery is main blood supply to hindlimb?

Answer 34

Dorsal metatarsal