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The Lower Limb Questions

1) What is the innervation of muscle X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Femoral Nerve

 

Explanation:

Wet Specimen X: Sartorius Muscle

Femoral nerve innervates sartorius muscle

 

To review the location of this muscle click on this 'Muscles' and go to:

  • Thigh Muscles

    • Anterior Thigh Muscles 

To review the nerve innervation click on this 'Neurovasculature' and go to:

  • Nerves

    • Lumbar Plexus branches

2) Identify the structure labelled X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quadratus Femoris 

 

Explanation:

Wet Specimen X: Quadratus femoris muscle

 

To review the  muscle click on this 'Muscles' and go to:

  • Gluteal Muscles

    • Deep Muscles 

3) What is the action of the muscle X at the hip joint?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Flexion of hip

 

Explanation:

Wet Specimen X: Rectus femoris muscle

Rectus femoris muscle flexes hip joint

 

To review the muscle click on this 'Muscles' and go to:

  • Thigh Muscles

    • Anterior Thigh Muscles 

To review the action of this muscle click on this 'Joints' and go to:

  • Hip Joint

    • Movement of hip joint

4) Which muscle inserts into the bony point labelled X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quadriceps muscle tendon or patellar tendon

 

Explanation:

Bone X: Tibia- Tibial tuberosity

 

To review the bony point click on this 'Bones' and go to:

  • Tibia & Fibula 

To review the muscle click on this 'Joints' and go to:

  • Knee Joint

5) What two surface markings are utilised to locate the structure X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ASIS (Anteiror Superior Iliac Spine) & Pubic Symphysis

 

Explanation:

Wet Specimen X: Femoral Artery

 

To review the structure click on this 'Neurovasculature' and go to:

  • Arteries

To review the surface markings click on this 'Bones' and go to:

  • Hip Bone

6) Name two nerves which pass through the foramen X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Sciatic nerve, Pudendal Nerve , Inferior Gluteal Nerve (if below Piriformis) Superior Gluteal Nerve (if above Piriformis)

 

Explanation:

Bony Pelvis X: Greater sciatic foramen

 

To review the foramen click on this 'Joints' and go to:

  • Sacroiliac Joints

To review the nerves click on this 'Neurovasculature' and go to:

  • Nerves

    • Sacral Plexus branches

7) Which nerve is most likely to be damaged by a fracture of this bone at X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Common Fibular Nerve

 

Explanation:

Bone X: Fibula- Neck of fibula

 

To review the bone click on this 'Bones' and go to:

  • Fibula

To review the nerves click on this 'Neurovasculature' and go to:

  • Nerves

8) What is the action of the muscle X at the ankle joint?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Plantar flexion

 

Explanation

Wet Specimen X: Soleus muscle

Soleus muscle plantar flexes the ankle joint

 

To review the muscle click on this 'Muscles' and go to:

  • Leg Muscles

    • Posterior/Flexor Leg

To review the action of this muscle click on this 'Joints' and go to:

  • Ankle Joint

    • Movement of ankle joint

9) Identify the structure labelled X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Plantaris 

 

Explanation

Wet Specimen X: Plantaris muscle

 

To review the muscle click on this 'Muscles' and go to:

  • Leg Muscles

    • Posterior/Flexor Leg

 

10) Which compartment of the leg does the structure pinned X innervated?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Posterior Compartment 

 

Explanation

Wet Specimen X: Tibial Nerve

The tibial nerve innervated the posterior compartment

 

To review the nerve click on this 'Neurovasculature' and go to:

  • Nerves

    • Sacral Plexus branches

To review the leg compartment click on this 'Muscles' and go to:

  • Leg Muscles

    • Posterior/Flexor leg

11) What is the combined action of the two muscle pinned X on the foot movement?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Inversion

 

Explanation

Wet Specimen X: Tibialis anterior and Tibialis posterior

Tibialis anterior & Tibialis posterior cause inversion of the foot

 

To review the muscle click on this 'Muscles' and go to:

  • Leg Muscles

    • Posterior/Flexor leg

      • Deep Muscles

To review the movement, click on this 'Joints' and go to:

  • Ankle joint

    • Movements of ankle joint

12) Identify the dermatomal area labelled X?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S1

 

Explanation

Diagram X: Lateral aspect of foot

 

To review the deraotmal areas click on this 'Neurovasculature' and go to:

  • Dermatomes

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