Exam 1: Pelvic limb osteology

Question 1

label the 4 sections

Answer 1

yellow: pelvic girdle
red: femoral region (thigh)
blue: tibial region (leg)
green: pes (foot)

Question 2

Is a specific region caudal to the pelvis and in between the pelvic limbs

Includes areas and organs as anus, vulva in females and scrotal region in males

Answer 2

Perineum

Question 3

What is orange
representing?

what is purple representing?

what is pink representing?

Answer 3

orange: anal triangle
purple: ischiatic tuberosity
pink: urogenital triangle

Question 4

an important location because it provides palpable access to the femoral artery (pulse, or arterial access), it is a
common location for vascular access (femoral vein).

Answer 4

Femoral triangle

Question 5

composed of 4 bones

bones that develop from
separate center of ossification within a single
cartilage plate

Answer 5

Os coxae

Question 6

what are the 4 parts of the os coxae

Answer 6

ilium
ischium
pubis
acetabular

Question 7

label 1-5 of the ilium

Is this right or left?

Answer 7

1. Dorsal iliac spines
   2.greater sciatic notch
2. body of ilium
3. ventral iliac spines
   5.wing of ilium

Question 8

what is being pointed to from the ventral view

Answer 8

auricular articular surface

Question 9

what joint is being pointed to

Answer 9

sacroiliac joint- synchondrosis

Question 10

Label 1-4 of the ischium

Answer 10

1. ischiatic spine
2. lesser sciatic notch
3. ischiatic tuberosity
4. ischiatic table

Question 11

what joint is being pointed to

Question 12

Label 1-3 of the pubis

Answer 12

1. illiopubic eminence
2. pecten of pubic
3. pubic tubercle

Question 13

label 1-3 of pubis- ventral view

Answer 13

1. illiopubic eminence
2. pecten of pubic
3. pubic tubercle

Question 14

Articular fossa to articulate with the head of the femur.

Is formed by the fusion of the four center of ossifications

Answer 14

Acetabulum

Question 15

what part of the acetabulum is highlighted in blue?

yellow?

Answer 15

blue: lunate surface
yellow: acetabular fossa

Question 16

what part of the acetabulum is being indicated by the red line

Answer 16

acetabular notch

Question 17

what is the arrow pointing to

Answer 17

obturator foramen

Question 18

what is the blue arrow pointing to?

green?

Answer 18

blue: Pelvic Symphysis
green: Ischiatic arch

Question 19

Label 1-4

Answer 19

1. lunate surface
2. acetabular fossa
3. acetabular notch
4. obturator foramen

Question 20

Label 1-4 of the femur
what view is that

Answer 20

1. head
2. neck
3. greater trochanter
4. lesser trochanter

Cranial view

Question 21

label is 1-6 on the femur

what view

Answer 21

1. trochanteric fossa
2. head
3. neck
4. lesser trochanter
5. intertrochanteric crest
6. greater trochanter

caudal view

Question 22

Label 1 and 2 on the femur

what view

Answer 22

cranial view

1. trochela
2. laterial/medial condyles

Question 23

Label 1-7 on the femur

what view

left or right limb

Answer 23

1. patella (sesamoid of quadriceps femoris)
2. trochlea
3. extensor fossa
4. fossa of for popliteus tendon
5. lateral condyle
6. sesamoid bones of gastrocnemius
7. supracondylar tuberosities

laterial view-left

Question 24

label 1-4 of the femur

Answer 24

1. Trochlea (Articular surface
   to joint with patella)

2.Extensor fossa for long digital extensor m. tendon
origin

3.Fossa for popliteus tendon
origin

4. Supracondylar tuberosities

Question 25

label 1 and 2 on the femur from the caudal view

Answer 25

1. supracondylar tuberosities 2. Intercondylar fossa

Question 26

label 1-4 of the tibia and fibula

Answer 26

1. lateral and medial condyles 2. intercondylar eminence 3. extensor groove 4. Tibial tuberosity

Question 27

label 1 and 2 on the femur from the caudal view

Answer 27

1. Popliteal notch 2. Sesamoid bone of popliteus tendon

Question 28

label 1 and 2 on the tibia/fibula from the cranial view

Answer 28

1. lateral malleolus 2. cochlea

Question 29

Label 1,2,3 on tibia/ fibula

Answer 29

1. Medial malleolus (Tibia) 2. Cochlea Articular surface of the tibia to joint with the trochlea of the talus 3. Lateral malleolus (Fibula)

Question 30

Cochlea articular surface of the tibia to joint with the ___________

Answer 30

trochlea of the talus

Question 31

label 1-4 of the pes? is this a left or right?

Answer 31

1. calcanean tuber (point of hock) 2. Calcaneus (made up of 1 &3) 3. Sustentaculum tali 4. Talus

Question 32

what tendon inserts at the calcanean tuber

Answer 32

Common calcanean tendon inserts here

Question 33

Bony prominence of the calcaneus that joint with the talus. why is it smooth?

Answer 33

Sustentaculum tali prevent friction with deep digital flexor tendon

Question 34

Label 1-3 of the pes is this a left or right, what view?

Answer 34

1. Calcanean tuber: 2. Sustentaculum tali 3. Medial malleolus (tibia) left-medial view

Question 35

what view is this is this this left or right pes

Answer 35

dorsal- left

Question 36

what bone is the red box referring to

Answer 36

Central tarsal

Question 37

How many sesamoid bones are on the dorsal side of the pes? proximal?

Answer 37

dorsal= 1 proximal= 2