Exam 2: Lecture 26: Superficial clinical anatomy

Question 1

what bony structure is the black arrow pointing to? What nerve runs through here

Answer 1

infraorbital canal

a branch of the maxillary nerve

Question 2

what sinus is being entered here

Answer 2

conchofrontal sinus

Question 3

What sinus is being entered here? What is the landmark to palpate to reach this sinus

Answer 3

maxillary sinus, you should palpate for the facial crest

Question 4

what muscle is being shown here

Answer 4

temporal mm (very large and symmetrical)

Question 5

what muscle is being shown in this picture? Is it abnormal?

Answer 5

temporal muscle, it has some muscle wasting which makes them smaller

Question 6

what is 1

Answer 6

masseter m

Question 7

what is 2

Answer 7

zygomatic m

Question 8

what is 3

Answer 8

buccinator m

Question 9

What are the clinical signs being shown in this picture?

Answer 9

Ear dropped, eyelid dropped, lips shifted left…..showing right facial paralysis

Question 10

what is 1

Answer 10

levator of superior lip m

Question 11

what is 2

Answer 11

buccinator m

Question 12

what is 3

Answer 12

depressor of lower lip m

Question 13

what vessel is the top arrow pointing to

Answer 13

transverse facial artery

Question 14

what vessel is the bottom arrow pointing to

Answer 14

facial a

Question 15

what is the large structure outlined in blue

Answer 15

parotid gland

Question 16

what structure is circled in red

Answer 16

opening of nasolacrimal duct

Question 17

what is the blind sac being shown in this picture

Answer 17

nasal diverticulum

Question 18

what is the area called outlined in red

Answer 18

nasoincisive notch

Question 19

what two structures outline the jugular groove

Answer 19

sternocephalicus and brachiocephalicus

Question 20

what is important to remember when we are getting blood or injecting medication into the jugular vein in horses?

Answer 20

there is a very small muscle (omohyoideous mm) that separates the common carotid and jugular vein. Must be careful not to inject common carotid

Question 21

For the injection triangle in a horses neck, what is important to remember in foals?

Answer 21

you must be careful because they have deep cervical veins that can be reached if injected too deep

Question 22

what is 1

Answer 22

maxillary v

Question 23

what is 2

Answer 23

thyroid gland

Question 24

what is 3

Answer 24

linguofacial v

Question 25

What are the landmarks of the lung field in horses

Answer 25

point of shoulder, point of elbow, and tuber coxae

Question 26

when we asuscultate the lungs, what portion are we mainly listening to?

Answer 26

the caudal portion of the lung

Question 27

what intercostal space is the pulmonary valve

Answer 27

3rd

Question 28

what intercostal space is the aortic valve

Answer 28

4th

Question 29

what intercostal space is the left AV valve

Answer 29

5th

Question 30

what intercostal spaces are the apex beat of the heart

Answer 30

5-6th

Question 31

what is shown in this picture by the dotted line

Answer 31

dome of the diaphragm

Question 32

What are the intrathoracic abdominal organs

Answer 32

liver, spleen, stomach, left kidney, and diaphragmatic sternal flexures

Question 33

what organs are found in the dorsal left abdominal area

Answer 33

jejunum, small colon, descending colon

Question 34

what organs are found in the ventral left abdominal area

Answer 34

ventral and dorsal left colon

Question 35

what organs are found in the dorsal right abdominal area

Answer 35

base of cecum

Question 36

what organs are found in the ventral right abdominal area

Answer 36

body of cecum, ventral taenia, and sometimes ventral right colon

Question 37

what are your landmarks for a liver biopsy

Answer 37

right side, tuber coxae, point of shoulder, and point of elbow. Count to intercostal space 14

Question 38

if you want to do an abdominocentesis, where should your landmarks be

Answer 38

midline of the abdomen and palpate the xiphoid cartilage, go caudal about 10cm and insert the needle there

Question 39

what vessel is outlined in the blue

Answer 39

angularis oculi vein