Muscles of the Arm/Chest

Match the following

• posterior fibers of the deltoid

• The muscle outlined in yellow

• anterior fibers of the deltoid

• The muscle outlined in blue

• middle fibers of the deltoid

• The muscle outlined in green

Using the deltoid match the sections of the deltoid with their function.

• Abduct the arm

• Posterior fibers

• Flex and medially

  rotate the arm

• Anterior fibers

• Extend and laterally

  rotate the arm

• Middle fibers

What is the name of this muscle?

What are the functions of this muscle? Check ALL that apply.

• Flexes the arm

• Extends the arm

• Adducts the arm

• Abducts the arm

• Medially rotates the arm

The more superior muscle indicated by the arrow is the ​ (a)   while the larger inferior muscle indicated by the arrow is the ​ ​ (b)   .

• supraspinatus
• infraspinatus
• deltoid
• trapezius

Sort the functions into the correct muscle

Groups:

(a) Supraspinatus

,

(b) Infraspinatus

• laterally rotates the arm

• abducts the arm

• adducts the arm

The muscle indicated with the green outline is the ​ ​ (a)   . The muscle outlined in blue is the _​ (b)   .

• teres minor
• teres major
• scapularis major
• supraspinatus

Sort the following functions into the correct muscle.

Groups:

(a) Teres Major

,

(b) Teres Minor

• Laterally rotates the arm

• Assists in extending arm

• Extends the arm

• Adducts the arm

• Medially rotates the arm

This picture shows the ​

(a)   muscle. It's function is to ​ ​ (b)   _

• subscapularis
• medially rotate the arm
• infrapinatus
• laterally rotate the arm

What is the name of the muscle indicated here with the blue outline?