Workbook 1 - Part 2

Question 1

What makes up the lumbar plexus?

Answer 1

Ventral rami of L1-L4

Question 2

What level does ilio-hypogastric nerve emerge?

Answer 2

L1

Question 3

What level does the ilio-inguinal nerve emerge?

Answer 3

L1

Question 4

What levels does genitofemoral nerve emerge from?

Answer 4

L1 + L2

Question 5

What levels does lateral cutaneous nerve emerge from?

Answer 5

L2 + L3

Question 6

What levels does the femoral nerve emerge from?

Answer 6

L2, 3 + 4

Question 7

What levels does the obturator nerve emerge from?

Answer 7

L2, 3 + 4

Question 8

Where does the genitofemoral nerve pass through?

Answer 8

Psoas major muscle

Question 9

What is C?

Answer 9

Inguinal ligament

Question 10

What is A?

Answer 10

Quadratus Lumborum

Question 11

What is B?

Answer 11

Psoas major

Question 12

What is F?

Answer 12

Ilioinguinal nerve

Question 13

What is G?

Answer 13

Genitofemoral nerve

Question 14

What is E?

Answer 14

Ilio-hypogastric nerve

Question 15

What is H?

Answer 15

Lateral cutaneous nerve

Question 16

What is I?

Answer 16

Obturator nerve

Question 17

What is J?

Answer 17

Femoral nerve

Question 18

What is the inguinal canal?

Answer 18

Oblique passage through the lower part of abdominal wall
Provides a passage for structures to genital region

Question 19

What are the contents on the inguinal canal?

Answer 19

Spermatic cord in males
Round ligaments in females
Ilioinguinal nerve
Genital branch of genitofemoral nerve

Question 20

Where is the superficial inguinal ring?

Answer 20

Breaks through aponeurosis of external oblique muscle

Question 21

Where is the deep inguinal ring?

Answer 21

Positioned above pubic tubercle
Is oval shaped and is in the transversalis fascia

Question 22

Describe an indirect inguinal hernia

Answer 22

Passes through the inguinal canal and can end up in scrotum
Lateral to inferior epigastric artery

Question 23

Describe a direct inguinal hernia

Answer 23

Weakness of abdominal wall which allows direct protrusion through the wall
Medial to the inferior epigastric artery

Question 24

What is the anterior border of the inguinal canal?

Answer 24

Aponeurosis of external oblique muscle and reinforced by internal oblique muscle laterally

Question 25

What is the posterior border of the inguinal canal?

Answer 25

Transversalis fascia

Question 26

What is the roof of the inguinal canal?

Answer 26

Transversalis fascia, internal oblique and transversus abdominis

Question 27

What is the floor of the inguinal canal?

Answer 27

Inguinal ligament

Question 28

What are the attachments of the quadratus lumborum?

Answer 28

Originates from iliac crest + iliolumbar ligament Inserts into spinous processes of L1-4 and 12th rib

Question 29

What is the action of the quadratus lumborum?

Answer 29

Extension and lateral flexion of vertebral column

Question 30

What is the innervation of quadratus lumborum?

Answer 30

Anterior rami of T12-L4 nerves

Question 31

What is the attachments of the psoas major?

Answer 31

Transverse processes of T12-L5 Attaches to lesser trochanter of femur

Question 32

What is the action of the psoas major?

Answer 32

Flexion of the thigh and lateral flexion of vertebral column

Question 33

What is the innervation of the psoas major?

Answer 33

Anterior rami of L1-3 nerves

Question 34

What is the attachments of the iliacus muscle?

Answer 34

Surface of iliac fossa and anterior inferior iliac spine Combines with tendon of psoas major and inserts into lesser trochanter of femur

Question 35

What is the action of the iliacus?

Answer 35

Flexion and lateral rotation of hip joint

Question 36

What is the innervation of the ilicus muscle?

Answer 36

Femoral nerve - L2-4

Question 37

What is the attachments of the external oblique muscle?

Answer 37

Originates from ribs 5-12 Inserts into iliac crest and pubic tubercle

Question 38

What is the action of the external oblique muscle?

Answer 38

Contralateral rotation of the torso

Question 39

What is the innervation of the external oblique muscle?

Answer 39

Ventral rami of T7-T12

Question 40

What is the attachments of the internal oblique muscle?

Answer 40

Originates from iliac crest, inguinal ligament and lumbodorsal fascia Inserts onto ribs 10-12

Question 41

What is the action of the internal oblique muscle?

Answer 41

Bilateral contraction compresses the abdomen while unilateral ipsilateral rotates the torso

Question 42

What is the innervation of the internal oblique muscle?

Answer 42

Anterior rami of T7-12 and lumbar plexus

Question 43

What are the attachments of the transversus abdominis?

Answer 43

Originates from inguinal ligament costal cartilages of T7-12, iliac crest and thoracolumbar fascia Inserts into conjoint tendon, xiphoid process, linea alba, and pubic crest

Question 44

What is the action of the transversus abdominis?

Answer 44

Compresses abdominal contents

Question 45

What is the innervation of the transversus abdominis?

Answer 45

T7-12 and lumbar plexus

Question 46

What are the attachments of the rectus muscle?

Answer 46

Originates from crest of pubis bone Inserts onto xiphoid process of sternum and costal cartilage of ribs 5-7

Question 47

What is the actions of the rectus abdominis?

Answer 47

Stabilises pelvis when walking and depresses the ribs

Question 48

What is the innervation of the rectus abdominis?

Answer 48

Ventral rami of T7-11