What is an action of anconeus?

What is an action of anconeus?

Answer: extend the elbow

What is the insertion of anconeus?

What is the insertion of anconeus?

Answer: olecranon process and posterior, proximal surface of ulna

What is the origin of anconeus?

What is the origin of anconeus?

Answer: lateral epicondyle of humerus

What triangular shaped muscle is a weak elbow extensor located lateral to the olecranon process?

What triangular shaped muscle is a weak elbow extensor located lateral to the olecranon process?

Answer: anconeus

When locating the proximal attachment of the long head of triceps brachii, you will be palpating deep to what muscle?

When locating the proximal attachment of the long head of triceps brachii, you will be palpating deep to what muscle?

Answer: deltoid

What resisted action could you ask your partner to perform to feel the contraction of the long head of triceps brachii?

What resisted action could you ask your partner to perform to feel the contraction of the long head of triceps brachii?

Answer: shoulder extension

To outline the distal tendon of triceps brachii, which landmark do you want to locate?

To outline the distal tendon of triceps brachii, which landmark do you want to locate?

Answer: olecranon process

What is the insertion of triceps brachii?

What is the insertion of triceps brachii?

Answer: olecranon process of ulna

What is the origin of triceps brachii long head?

What is the origin of triceps brachii long head?

Answer: infraglenoid tubercle of scapula

What movement shortens the fibers of triceps brachii?

What movement shortens the fibers of triceps brachii?

Answer: elbow extension

The long head of triceps brachii weaves between which two muscles before attaching at the infraglenoid tubercle?

The long head of triceps brachii weaves between which two muscles before attaching at the infraglenoid tubercle?

Answer: teres major and minor

What is the only muscle of the posterior arm?

What is the only muscle of the posterior arm?

Answer: triceps brachii

Asking your prone partner to hold his hand in front of him, like Superman, is a good way to feel the contraction of which part of the trapezius?

Asking your prone partner to hold his hand in front of him, like Superman, is a good way to feel the contraction of which part of the trapezius?

Answer: lower fibers

To feel the middle fibers of trapezius contract, you should ask your prone partner to perform what action?

To feel the middle fibers of trapezius contract, you should ask your prone partner to perform what action?

Answer: Bring your shoulder up off the table

What is the insertion of the trapezius?

What is the insertion of the trapezius?

Answer: lateral one-third of clavicle, acromion, and spine of scapula

What is part of the origin of the trapezius?

What is part of the origin of the trapezius?

Answer: external occipital protuberance and medial portion of superior nuchal line of occiput

What is an action of the trapezius?

What is an action of the trapezius?

Answer: upwardly rotate the scapula

Contraction of the lower fibers of the trapezius creates which movement?

Contraction of the lower fibers of the trapezius creates which movement?

Answer: depression of the scapula

Which of the following movements occur when the upper fibers of the trapezius are unilaterally contracted?

Which of the following movements occur when the upper fibers of the trapezius are unilaterally contracted?

Answer: rotation of the head and neck to the opposite side

Bilateral contraction of the upper fibers of the trapezius will create what movement of the head and neck?

Bilateral contraction of the upper fibers of the trapezius will create what movement of the head and neck?

Answer: extension