Lower limb muscles Flashcards Preview

Anatomy: Human Locomotor Systems > Lower limb muscles > Flashcards

Flashcards in Lower limb muscles Deck (16):
1

What is the origin and insertion of the gluteus maximus?
What nerve innvervates it/them?

origin: Outer surface of ilium, sacrum, coccyx, and sacrotuberous ligament
Insertion: ITB
Nerve: inferior gluteal nerve

2

What is the origin and insertion of the gluteus medius and minimus?
What nerve innvervates it/them?

Origin: Outer surface of the ilium
Insert onto greater trochanter
Nerve: Superior gluteal nerve

3

What is the origin and insertion of the tensor fasciae latae?
What nerve innvervates it/them?

Origin: iliac crest
Insertion: ITB
Nerve: Superior gluteal nerve

4

What is the origin and insertion of the Piriformis?
What nerve innvervates it/them?

Origin: Anterior surface of sacrum
Insertion: Greater trochanteric fossa
Nerve: 1st and 2nd Sacral nerves

5

What is the origin and insertion of the superior gemellus?
What nerve innvervates it/them?

Origin: Ischial spine
Insertion: Greater trochanteric fossa
Nerve: Sacral plexus

6

What is the origin and insertion of the obturator internis?
What nerve innvervates it/them?

Origin: Inner surface of obturator membrane
Insertion: Greater trochanteric fossa
Nerve: Sacral plexus

7

What is the origin and insertion of the inferior gemellus?
What nerve innvervates it/them?

Origin: Ischial tuberosity
Insertion: greater trochanteric fossa
Nerve: Sacral plexus

8

What is the origin and insertion of the obturator externus?
What nerve innvervates it/them?

Origin: outer surface of obturator membrane
Insertion: greater trochanteric fossa
Nerve: obturator nerve

9

What is the origin and insertion of the sartorius?
What nerve innvervates it/them?

ASIS
Pes anserinus
femoral nerve

10

What is the origin and insertion of the iliacus?
What nerve innvervates it/them?

iliac fossa
with psoas attach to lesser trochanter of femur
femoral nerve

11

What is the origin and insertion of the psoas?
What nerve innvervates it/them?

Origin: 12th thoracic body, transverse process, bodies and intervertebral disks of the 5 lumbar vertebrae
Insertion: inserts onto lesser trochanter along with iliacus
Nerve: lumbar plexus

12

What is the origin and insertion of the pectineus?
What nerve innvervates it/them?

superior ramus of pubis
upper end shaft of femur
femoral nerve

13

What is the origin and insertion of the gracillis?
What nerve innvervates it/them?

inferior pubic ramus; ischial ramus
pes anserinus
obturator nerve

14

What is the origin and insertion of the adductor longus?
What nerve innvervates it/them?

body of pubis
posterior surface of shaft of femur
obturator nerve

15

What is the origin and insertion of the adductor brevis?
What nerve innvervates it/them?

inferior ramus of pubis
posterior surface of shaft of femur
obturator nerve

16

What is the origin and insertion of the adductor magnus?
What nerve innvervates it/them?

inferior ramus of pubis + ischial tuberosity
linea aspera and posterior adductor tubercle