Gluteal Region - Deep

Question 1

The Deep Muscles are located underneath the ………….. / ………….

Answer 1

• Gluteus minimus

Question 2

Piriformis:

• Attachment:
• Actions: (2)
• Innervation:
• Blood supply: (2)

Answer 2

• Attachment: Sacrum - greater trochanter
• Actions: Hip abduction and lateral rotation
• Innervation: Nerve to piriformis (sacral plexsus S1,2)
• Blood supply: Superior and inferior gluteal

Question 3

In some texts the …………… and the …………… considered as one muscle - the …………. // ……………..

Answer 3

• Obturator internus
• Gemelli muscles
• Triceps coxae

Question 4

Obturator Internus:

• Attachment:
• Actions: (2)
• Innervation:
• Blood supply: (3)

Answer 4

• Attachment: Internal aspect of obturator membrane (pubis and ischium) - greater trochanter
• Actions: Hip abduction and lateral rotation
• Innervation: Nerve to obturator internus (L5,S1)
• Blood supply: Superior, inferior, pudendal

Question 5

What are the 2 Gemelli muscles seperated by…..

Answer 5

• obturator internus tendon

Question 6

The Gemelli – Superior and Inferior:

• Attachment: (2)
• Actions: (2)
• Innervation: (2)
• Blood supply:

Answer 6

• Attachment:
  
  • Superior: Ischial spine
  • Inferior: Ischial tuberosity
  • Greater trochanter
• Actions: Hip abduction and lateral rotation
• Innervation:
  
  • Superior: Nerve to obturator externus (L5,S1)
  • Inferior: Nerve to qaudratus femoris (L5, S1)
• Blood supply: Inferior gluteal

Question 7

Quadratus Femori:

• Attachments:
• Actions:
• Innervation:
• Blood supply

Answer 7

• Attachment: Ischial tuberosity - greater trochanter
• Actions: Lateral rotation
• Innervation: Nerve to quadratus femoris (L5,S1)
• Blood supply: Obturator