TCA - Muscle Origins, Insertions & Actions

Last updated almost 5 years ago
14 questions
Note from the author:
Anatomy & Physiology
2

Which muscle(s) contributes to hip flexion?

2

Identify the actions of the tibialis anterior

2

Identify the actions of the gluteus maximus

1

Identify the actions of the vastus lateralis

2

What muscle is labelled X in the diagram below?

1

Identify the origin of the muscle in the diagram below

1

Identify the insertion of the muscle in the diagram below

1

What muscle is shown in the diagram below?



2

Identify the origin(s) of the muscle in the diagram below

2

Identify the insertions(s) of the muscle in the diagram below

1

Identify the origin(s) of this muscle.

2

What are the actions of this muscle?

7

Match the muscles of the lower extremity to the appropriate action(s)

Draggable itemCorresponding Item
Rectus femoris
flexes, abducts, laterally rotates femur
Adductor longus
adducts, flexes and medially rotates femur
Sartorius
extend femur
Tibialis anterior
flexes hip, extends leg at knee
Biceps femoris
flexes knee; long head helps to extend hip
Gluteus maximus
plantar flexion, flexes knee
Gastrocnemius
dorsiflexion, inverts foot
10

Match the muscles of the lower extremity to the appropriate description

Draggable itemCorresponding Item
Biceps brachii
O: anterior surface of ribs 3-5; I: coracoid process
Pronator Teres
I: upper medial border of scapula; A: elevates and adducts scapula
Teres major
O: T2-T5, I: medial border of scapula
Levator scapulae
O: C7-T1, A: retracts and rotates scapula to rest position
Triceps brachii
A: extends and adducts arm: I: intertubercle groove of humerus
Deltoids
O: acromion, spine of scapula and lateral 1/3 of clavicle, A: abducts, extends and medially & laterally rotates the arm
Pectoralis minor
O: inferior border of scapula, A: medially rotates and adducts arm
Rhomboid major
A: extends forearm, I: olecranon process
Rhomboid minor
O: supraglenoid tubercle of scapula & coracoid process of scapula, A: Supinates forearm, flexes elbow
Latissimus dorsi
I: lateral shaft/convexity of radius, A: pronates and flexes forearm