Front | Back |
Descending Trapezius muscle is also known as?
|
Upper Trapezius
|
Ascending Trapezius muscle is also known as?
|
Lower Trapezius
|
What innervates Trapezius?
|
Cranial Nerve XI, Accessory
|
What is Approximation of Scapula also known as?
|
Adduction / Retraction of Scapula
|
Which muscle attaches to the Medial border of the (root) spine of the scapula?
|
Rhomboid Minor (C7/T1)
|
What does Serratus mean in latin?
|
Comb-like
|
Serratus Posterior attaches to Scapula?
|
No. It may look like it's inserting on the medial border for scapula.
|
How does Rule of 4 apply to Serratus Posterior Superior and Inferior?
|
Both Superior and Inferior have origin from 4 SPs and attach to 4 Ribs.
|
Origin and insertion of Serratus Posterior Superior?
|
SP of C5-T1 to Rib 2-5
|
Origin and Insertion of Serratus Posterior Inferior?
|
SP of T11-L2 to Ribs 9-12
|
Accessory Expiratory Muscle includes Serratus Posterior Superior or Inferior?
|
Inferior. Superior belongs to Accessory Inspiratory Muscle.
|
Action of Serratus Posterior Superior?
|
Elevate Ribs during inhalation
|
Action of Serratus Posterior Inferior?
|
Depression of lower ribs during exhalation.
|
Which muscle is a Fixator Muscle of Diaphragm during inhalation (contraction)?
|
Serratus Posterior Inferior stabilizes the lower ribs so the ribs don't get pulled in when diaphragm contracts.
|
How many Layers of Posterior Trunk muscles?
|
6 layers
|