Muscles week 2: Shoulder & Elbow movement

This muscle is also known as the "shoulder pad muscle" and is triangular shaped

A) Pectoralis Major
B) Caracobrachialis
C) Deltoid
D) Brachialis

This muscle has 3 distinct sets of fibers: Anterior, middle, poasterior?

A) Caracobrachialis
B) Brachialis
C) Pectoralis Major
D) Deltoid
A) Deltoid

Orgin: Laterial 1/3 of clavicle, acromin process and scapula spine

A) Pectoralis Major
B) Deltoid
C) Brachialis
D) Caracobrachialis

Action
Flexes and medial rotation (anterior fibers)
Abduction of shoulders (middle fibers)
Extends and laterally rotates of shoulders (posterior fibers)

A) Deltoid
B) Brachialis
C) Pectoralis Major
D) Caracobrachialis

This muscle has fibers in 3 directions which cross over 3 joints. Sternoclavicular, acromioclavicular, and gleno humeral.

A) Caracobrachialis
B) Pectoralis Major
C) Pectoralis Minor
D) Deltoid

Restrictions of this muscle is commonly found in computer users?

A) Pectoralis Minor
B) Pectoralis Major
C) Caracobrachialis
D) Deltoid

Orgin:

Medial 1/2 of clavicle
edge of sternal body
Ribs 1-8 (Anterior)

A) Pectoralis Minor
B) Caracobrachialis
C) Deltoid
D) Pectoralis Major

B) Pectoralis Major

Insertion:
Bicepitial grove of the humerus

Action:
Adducts and medially rotates shoulders
Flexes the shoulders (Clavical fibers)
Extends shoulders (sternal & costal fibers)

A) Deltoid
B) Caracobrachialis
C) Pectoralis Major
D) Pectoralis Minor

The 3 muscles that attach to the coracoid process of the scapula (coracobrachialis, pectoralis minor, brachi)

Orgin: Coracoid process of scapula
Insertion: Middle medial shaft of humerus
Flexes and adducts shoulders

Coracobrachialis

Name this muscle

A) Pectoralis Minor
B) Caracobrachialis
C) Pectoralis Major
D) Deltoid

Name muscle A

This muscle  ( two heads) crosses over two joints, Glenohumeral and elbow joint. 

A) Brachialis
B) Biceps Brachii
C) Brachioradialis
C) Deltoid

Also known as the corkscrew muscle

A) Brachialis
B) Biceps Brachii
C) Brachioradialis
C) Deltoid

Orgin:
Supraglenoid tubercle of scapula (long head)
Concoid process of scapula (Short head)

Insertion:
Radial Tuberosity
Bicipital aponeurosis

A) Brachioradialis
B) Biceps Brachii
C) Brachialis
C) Coracobrachialis

Muscle also know as "Biceps best friend"

A) Biceps Brachii
B) Brachialis
C) Brachioradialis
C) Coracobrachialis

This muscle lies deep to biceps, and when flexed causes bicepts to look bigger

A) Brachioradialis
B) Brachialis
C) Biceps Brachii
C) Coracobrachialis

Orgin:
Distal anterior shaft of humerus

Insertion:
Ulnar Tuberosity
Coranoid process of ulna

A) Brachialis
B) Biceps Brachii
C) Brachioradialis
C) Coracobrachialis

Muscles of the Elbow
What is the prime mover of flextion?

A) Biceps Brachii
B) Brachioradialis
C) Brachialis
C) Coracobrachialis

This musscle is also known as the "spoke if the wheel"

A) Brachialis
B) Biceps Brachii
C) Brachioradialis
C) Coracobrachialis

Name this muscle

A) Brachialis
B) Brachioradialis
C) Biceps Brachii
C) Coracobrachialis

This muscle runs the entire length of forarm, but doesn't cross wrist. Causes the "buldge" in the lateral forearm

A) Brachioradialis
B) Brachialis
C) Biceps Brachii
C) Coracobrachialis

Orgin:
laterial supracondylar ridge of humerus

Insertion:
Supracondylar ridge

A) Brachioradialis
B) Biceps Brachii
C) Brachialis
C) Coracobrachialis

The only muscle in posterior aspect of arm?

A) Triceps
B) Deltoid
C) Brachialis
D) Biceps

This muscle is located on the clavicle edge ribs 1-8 sternal body

This muscle is agonist to itself

This muscle is also known as the armpit muscle

A) Biceps Brachii
B) Brachioradialis
C) Brachialis
C) Coracobrachialis

Joints and landmarks