Understanding Muscle Origins and Insertions

What is the origin of the biceps brachii muscle?

• Coracoid process and supraglenoid tubercle of the scapula

• Acromion and spine of the scapula

• Medial epicondyle of the humerus

• Lateral epicondyle of the humerus

Where does the triceps brachii muscle insert?

• Radial tuberosity

• Olecranon process of the ulna

• Coronoid process of the ulna

• Greater tubercle of the humerus

Which of the following muscles originates from the iliac crest?

• Rectus femoris

• Gluteus maximus

• Biceps femoris

• Sartorius

The gastrocnemius muscle inserts into which of the following structures?

• Calcaneus via the Achilles tendon

• Base of the first metatarsal

• Medial cuneiform

• Navicular bone

What is the origin of the deltoid muscle?

• Clavicle, acromion, and spine of the scapula

• Coracoid process of the scapula

• Greater tubercle of the humerus

• Lesser tubercle of the humerus

Where does the rectus femoris muscle insert?

• Tibial tuberosity via the patellar ligament

• Head of the fibula

• Medial condyle of the tibia

• Lateral condyle of the femur

Which muscle originates from the ischial tuberosity?

• Semitendinosus

• Vastus lateralis

• Adductor longus

• Tensor fasciae latae

The latissimus dorsi muscle inserts into which part of the humerus?

• Intertubercular sulcus

• Deltoid tuberosity

• Greater tubercle

• Lesser tubercle