2 Written Questions

1. Origin - Ribs. Insertion - Cervical transverse process. Action - Flexes the neck.
2. Origin - Border of rib. Insertion - Border of adjacent rib. Action - Protracts the ribs.

2 Multiple Choice Questions

1. Origin - First ten ribs. Insertion - Medial surface of scapula. Action - Draws scapula to thorax.
   1. Serratus ventralis
   2. Levator scapulae
   3. Scalenus
   4. Internal intercostal
2. Origin - Last five cervical vertebrae. Insertion - medial surface of scapula. Action - Draws scapula cranioventrally.
   1. Levator scapulae
   2. External intercostal
   3. Scalenus
   4. Serratus ventralis

2 True/False Question

1. Transversus costarum → Origin - First ten ribs. Insertion - Medial surface of scapula. Action - Draws scapula to thorax.
   

   True        False

2. Internal intercostal → Origin - Border of rib. Insertion - Border of adjacent rib. Action - Protracts the ribs.
   

   True        False