1. Name the main muscle principally responsible for abduction at the shoulder joint (clue: it's found laterally).
- Deltoid (middle fibres)
- Deltoid (anterior fibres)
- Pectoralis Minor
- Deltoid (posterior fibres)
- Pectoralis Major
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Other questions in this quiz
2. Name the nerve found in the femoral triangle.
- Tarsal Nerve
- Obturator Nerve
- Femoral nerve
- Musculocutaneous Nerve
- Sciatic Nerve
3. What are the two terminal branches of the posterior cord?
- Radial & Axillary
- Ulna & Axillary
- Radial & Ulna
- Axillary & Median
- Musculocutaneous & Ulna
4. After divisions, the brachial plexus splits into cords, classified as posterior, lateral and medial. From which trunk(s) does the lateral cord come?
- Anterior division of the superior & middle trunks
- Posterior division
- Anterior division of the inferior trunk
- Anterior division of the middle and inferior trunks
- Anterior division of the superior trunk
5. Identidy the main muscles that are attached to the posterior of the shoulder joint and permit extension of that joint.
- Pectoralis Minor & posterior fibres of Deltoid
- Latissimus Dorsi & posterior fibres of Deltoid
- Serratus Posterior & Latissimus Dorsi
- Trapezius & posterior fibred of Deltoid
- Pectoralis Minor & Latissimus Dorsi