BIO 105 A & P I Detailed Flashcards: Individual Muscles

Vocabulary-style flashcards covering individual muscles and study tips from the lecture notes.

Pectoralis Major

Flexes the arm; adducts it anteriorly and draws the arm across the chest (chest area).

Anterior Deltoid

Flexes the shoulder (anterior part of the deltoid); located at the front of the shoulder.

Coracobrachialis

Flexes the shoulder and adducts the arm; located in the upper arm near the shoulder joint.

Posterior Deltoid

Extends the shoulder; located at the back of the shoulder.

Latissimus Dorsi

Extends the arm and adducts it posteriorly; located from the lower back to the sides.

Teres Major

Extends, adducts, and medially rotates the arm; located under the shoulder joint.

Teres Minor

Externally rotates the shoulder; located above the Teres Major.

Infraspinatus

Externally rotates the shoulder; located below the spine of the scapula.

Supraspinatus

Abducts the shoulder for the first ~150 degrees; located above the spine of the scapula.

Subscapularis

Internally rotates the shoulder; located on the anterior surface of the scapula.

Rectus Femoris

Flexes the thigh and extends the leg; located at the front of the thigh.

Adductor Group

Adducts the thigh; located in the inner thigh muscles.

Gluteus Maximus

Extends the thigh and rotates it outward; located in the buttocks.

Hamstring Group

Extends the thigh and flexes the leg; located at the back of the thigh (includes Biceps Femoris, Semitendinosus, Semimembranosus).

Biceps Brachii

Flexes the forearm (when supinated) and supinates the forearm and hand; located at the front of the upper arm.

Triceps Brachii

Extends the lower arm; located at the back of the upper arm.

Trapezius

Shrugs the shoulders; extends the head and neck; located in the upper back and neck.

Serratus Anterior

Pulls the shoulders down and forward; abducts and rotates the scapula upward; located on the side of the chest.

Levator Scapulae

Elevates and retracts the scapula; located in the back and side of the neck.

Deltoid

Abducts the arm; assists in flexion and extension of the arm; located on the shoulder.

Rotator Cuff Muscles

Provide stability to the glenohumeral joint; includes Teres Minor, Infraspinatus, Supraspinatus, Subscapularis.

Study Tip 1

Focus on the actions of each muscle.

Study Tip 2

Create flashcards for muscle names and functions.

Study Tip 3

Practice identifying these muscles on diagrams.

Study Tip 4

Review movement patterns in relation to muscle groups.