Side ASide B
Which is the more superior muscle, the rhomboideus major or the rhomboideus minor?
What is the action of the serratus anterior muscle?
What is the action of the rhomboideus muscles?
How does the serratus anterior function as an antagoinist to the rhomboideus muscles?
adducts and rotates shoulder
How does the action of the rectus abdominis differ from that of the other abdominal muscles?
It flexes the trunk
What is the physical relationship of the intercostal muscles to each other?
Compression of the abdominal wall occurs by what four muscles?
external abdominal oblique, inernal abdominal oblique, transverse abdominis, rectus abdominis
Extension and rotation of the vertebral column occur by what group of muscles?
What muscle is responsible for most of the air inhaled during relaxed breathing?
diaphragm 60%external intercostals 40%
What is the action of the intercostal muscles?
elevates ribs, depresses ribs
What muscle inserts on the centeral tendon?
Abduction of the scapula occurs by what muscle?
The tendinous intersections are found in what muscle?
Flexion of the vertebral column occurs by what abdominal muscle?
What is the deepest abdominal muscle?
What is the origin of the rhomboideus major muscle?
spines of T2-5