Origins and Insertions: Shoulder Muscles

Question 1

Name the 4 origins of the Trapezius Muscle

Answer 1

1. External Occipital Protuberance (EOP)
2. Superior Nuchal Line
3. Ligamentous nucae
4. Spines of the Thoracic vertebrae

Question 2

Name the 3 insertions of the Trapezius Muscle

Answer 2

1. Clavicle
2. Acromion process
3. Spine of the scapula

Question 3

Name the origin of the Rhomboid Major

Answer 3

Spine of the upper thoracic vertebrae

Question 4

Name the insertion of the Rhomboid Major

Answer 4

Vertebral border of the scapula

Question 5

Name the origin of the Rhomboid Minor

Answer 5

Spines of the lower cervicals and the 1st thoracic vertebrae

Question 6

Name the insertion of the Rhomboid Minor

Answer 6

Vertebral border of the scapula

Question 7

Name the origin of the Levator Scapula

Answer 7

Transverse process of the upper cervical vertebrae

Question 8

Name the insertion of the Levator Scapula

Answer 8

Superior Angle of the scapula

Question 9

Which three muscles insert at the vertebral border of the scapula?

Answer 9

Rhomboid Major and Rhomboid Minor and Serratus Anterior

Question 10

Which 3 muscles have some origins attached to the upper thoracic vertebrae?

Answer 10

Trapezius (Spines of the thoracic), Rhomboid Major (upper thoracic) and Rhomboid Minor (1st thoracic)

Question 11

Which muscle has an origin on the cervical vertebrae?

Answer 11

Levator Scapula (upper cervical)

Question 12

Name the 4 origins of the Latissimus Dorsi

Answer 12

1. Spines of the lower thoracic and lumbar vertebrae
2. Thoracodorsal fascia
3. Crest of Ileum
4. Lower Ribs

Question 13

Name the insertion of the Latissimus Dorsi

Answer 13

Interbucular groove (lesser tubercle) of the humerus

Question 14

Name the origin of the Serratus Anterior

Answer 14

Upper Ribs

Question 15

Name the insertion of the Serratus Anterior

Answer 15

vertebral border of scapula

Question 16

Which two muscles attach to some part of the ribs?

Answer 16

Serratus Anterior (upper ribs) and Latissimus Dorsi (lower ribs)