Origin, Insertion & Action Review

1. This muscle attaches to the ischial tuberosity, the lateral lip of the linea aspera, and the head of the fibula. Its actions include knee flexion, lateral rotation of the flexed knee, hip extension, and lateral rotation of the hip a. Teres Major b. Semimembranosus c. Gastrocnemius d. Biceps Femoris

1. This muscle attaches to the ischial tuberosity, the lateral lip of the linea aspera, and the head of the fibula. Its actions include knee flexion, lateral rotation of the flexed knee, hip extension, and lateral rotation of the hip a. Teres Major b. Semimembranosus c. Gastrocnemius d. Biceps Femoris

2.This muscle attaches to the lateral side of the inferior angle and lower half of the lateral border of the scapula; it inserts of the crest of the lesser tubercle of the humerus. a. Teres minor b. Triceps c. Teres major d. Deltoid

2.This muscle attaches to the lateral side of the inferior angle and lower half of the lateral border of the scapula; it inserts of the crest of the lesser tubercle of the humerus. a. Teres minor b. Triceps c. Teres major d. Deltoid

3.Attachments include the coracoid process of the scapula and the medial surface of the mid-humeral shaft. Actions are shoulder flexion and shoulder adduction. a. Biceps brachii b. Coracobrachialis c. Teres major d. Levator scapula

3.Attachments include the coracoid process of the scapula and the medial surface of the mid-humeral shaft. Actions are shoulder flexion and shoulder adduction. a. Biceps brachii b. Coracobrachialis c. Teres major d. Levator scapula

4.This muscle adducts the scapula, elevates the scapula, and downwardly rotates the scapula. a. Levator scapula b. Rhomboid major c. Infraspinatus d. Supraspinatus

4.This muscle adducts the scapula, elevates the scapula, and downwardly rotates the scapula. a. Levator scapula b. Rhomboid major c. Infraspinatus d. Supraspinatus

5.This muscle attaches to the coccyx, posterior sacrum, posterior iliac crest, sacrotuberous and sacroiliac ligaments and the gluteal tuberosity of the femur and iliotibial tract. Its movements include hip extension, lateral rotation of the hip, abduction of the hip and its lower fibers adduct the hip. a. Tensor fascia latae b. Gluteus medius c. Biceps femoris d. Gluteus maximus

5.This muscle attaches to the coccyx, posterior sacrum, posterior iliac crest, sacrotuberous and sacroiliac ligaments and the gluteal tuberosity of the femur and iliotibial tract. Its movements include hip extension, lateral rotation of the hip, abduction of the hip and its lower fibers adduct the hip. a. Tensor fascia latae b. Gluteus medius c. Biceps femoris d. Gluteus maximus

6.This muscle flexes the elbow, supinates the forearm and flexes the shoulder. a. Supinator b. Biceps brachii c. Deltoid d. Triceps

6.This muscle flexes the elbow, supinates the forearm and flexes the shoulder. a. Supinator b. Biceps brachii c. Deltoid d. Triceps

7.This muscle attaches to the upper 8-9 ribs, and the anterior surface of the medial border of the scapula. a.External oblique b.Latissimus dorsi c.Teres major d.Serratus anterior

7.This muscle attaches to the upper 8-9 ribs, and the anterior surface of the medial border of the scapula. a.External oblique b.Latissimus dorsi c.Teres major d.Serratus anterior

8.This muscle elevates the scapula, downwardly rotates the scapula, laterally flexes the neck and rotates the head to the same side. Bilaterally it extends the head and neck. a.Levator scapula b.Sternocleidomastoid c.Serratus anterior d.Scalenes

8.This muscle elevates the scapula, downwardly rotates the scapula, laterally flexes the neck and rotates the head to the same side. Bilaterally it extends the head and neck. a.Levator scapula b.Sternocleidomastoid c.Serratus anterior d.Scalenes

9.This muscle attaches to the anterior sacrum and the posterior femur between the greater and lesser trochanter. Its actions include lateral rotations of the hip and abduction of the hip. a.Quadratus femoris b.Quadratus lumborum c.Piriformis d.Gluteus minimus

9.This muscle attaches to the anterior sacrum and the posterior femur between the greater and lesser trochanter. Its actions include lateral rotations of the hip and abduction of the hip. a.Quadratus femoris b.Quadratus lumborum c.Piriformis d.Gluteus minimus

10.This muscle laterally rotates the shoulder, adducts the shoulder, extends the shoulder, horizontally abducts the shoulder and stabilizes the head of the humerus in the glenoid cavity. a.Infraspinatus b.Supraspinatus c.Deltoid d. Teres major

10.This muscle laterally rotates the shoulder, adducts the shoulder, extends the shoulder, horizontally abducts the shoulder and stabilizes the head of the humerus in the glenoid cavity. a.Infraspinatus b.Supraspinatus c.Deltoid d.Teres major

11.This muscle attaches at the anterior inferior iliac spine (AIIS) and the tibial tuberosity. Its actions include extension of the knee and hip flexion. a. Gluteus maximus b. Semitendonosus c. Rectus femoris d. Quadratus femoris

11.This muscle attaches at the anterior inferior iliac spine (AIIS) and the tibial tuberosity. Its actions include extension of the knee and hip flexion. a. Gluteus maximus b. Semitendonosus c. Rectus femoris d. Quadratus femoris

12.This muscle attaches at the ischial tuberosity and the posterior aspect of the medial condyle of the tibia. Its actions include knee flexion, medial rotation of the flexed knee, hip extension, and medial rotation of the hip. a.Gracilis b.Semimembranosus c.Biceps femoris d.Gluteus medius

12.This muscle attaches at the ischial tuberosity and the posterior aspect of the medial condyle of the tibia. Its actions include knee flexion, medial rotation of the flexed knee, hip extension, and medial rotation of the hip. a.Gracilis b.Semimembranosus c.Biceps femoris d.Gluteus medius

13.This muscle flexes the wrist, adducts the wrist, and assists in elbow flexion. a.Flexor carpi ulnaris b.Brachioradialis c.Flexor carpi radialis longus d.Pronator teres

13.This muscle flexes the wrist, adducts the wrist, and assists in elbow flexion. a.Flexor carpi ulnaris b.Brachioradialis c.Flexor carpi radialis longus d.Pronator teres

14.This muscle attaches in the supraspinous fossa of the scapula and the greater tubercle of the humerus. It stabilizes the head of the humerus in the glenoid cavity and abducts the shoulder. a.Infraspinatus b.Deltoid c.Extensor hallucis longus d.Supraspinatus

14.This muscle attaches in the supraspinous fossa of the scapula and the greater tubercle of the humerus. It stabilizes the head of the humerus in the glenoid cavity and abducts the shoulder. a.Infraspinatus b.Deltoid c.Extensor hallucis longus d.Supraspinatus

15.This muscle attaches to the posterior condyles of the femur and the calcaneus via the calcaneal tendon. Its actions include plantar flexion of the ankle and flexion of the knee. a.Soleus b.Gastrocnemius c.Rectus femoris d.Tibialis anterior

15.This muscle attaches to the posterior condyles of the femur and the calcaneus via the calcaneal tendon. Its actions include plantar flexion of the ankle and flexion of the knee. a.Soleus b.Gastrocnemius c.Rectus femoris d.Tibialis anterior

16.This muscle attaches at the inferior ramus of the pubis and ramus of the ischium; also the proximal, medial shaft of the tibia at the pes anserinus tendon. Its actions include adduction of the hip, medial rotation of the hip, knee flexion and medial rotation of the flexed knee. a.Sartorius b.Gracilis c.Semitendonosus d.Gastrocnemius

16.This muscle attaches at the inferior ramus of the pubis and ramus of the ischium; also the proximal, medial shaft of the tibia at the pes anserinus tendon. Its actions include adduction of the hip, medial rotation of the hip, knee flexion and medial rotation of the flexed knee. a.Sartorius b.Gracilis c.Semitendonosus d.Gastrocnemius

17.This muscle attaches at the anterior superior iliac spine (ASIS) and the proximal, medial shaft of the tibia at the pes anserinus tendon. Its actions include hip flexion, lateral rotation of the hip, abduction of the hip, knee flexion and medial rotation of the flexed knee. a.Iliopsoas b.Rectus femoris c.Gluteus medius d.Sartorius

17.This muscle attaches at the anterior superior iliac spine (ASIS) and the proximal, medial shaft of the tibia at the pes anserinus tendon. Its actions include hip flexion, lateral rotation of the hip, abduction of the hip, knee flexion and medial rotation of the flexed knee. a.Iliopsoas b.Rectus femoris c.Gluteus medius d.Sartorius

18.This muscle flexes the hip, laterally rotates the hip and adducts the hip. a.Sartorius b.Iliopsoas c.Rectus femoris d.Gracilis

18.This muscle flexes the hip, laterally rotates the hip and adducts the hip. a.Sartorius b.Iliopsoas c.Rectus femoris d.Gracilis

19.This muscle everts the foot and assists in plantar flexion of the ankle. a.Vastus lateralis b.Tibialis anterior c.Peroneus longus d.Extensor digitorum

19.This muscle everts the foot and assists in plantar flexion of the ankle. a.Vastus lateralis b.Tibialis anterior c.Peroneus longus d.Extensor digitorum

20.This muscle depresses the scapula, abducts the scapula and tilts the scapula anteriorly. a.Pectoralis minor b.Pectoralis major c.Deltoid d.Trapezius (lower fibers)

20.This muscle depresses the scapula, abducts the scapula and tilts the scapula anteriorly. a.Pectoralis minor b.Pectoralis major c.Deltoid d.Trapezius (lower fibers)

21.This muscle extends the knee. a.Vastus lateralis b.Gastrocnemius c.Peroneus longus d.Semitendonosus

21.This muscle extends the knee. a.Vastus lateralis b.Gastrocnemius c.Peroneus longus d.Semitendonosus

22.This muscle extends the elbow, also performs shoulder extension and shoulder adduction. a.Biceps brachii b.Infraspinatus c.Triceps brachii d.Deltoid

22.This muscle extends the elbow, also performs shoulder extension and shoulder adduction. a.Biceps brachii b.Infraspinatus c.Triceps brachii d.Deltoid

23.