Muscle Origin And Insertions

Question 1

What is the origin and insertion of the rectus femoris

Answer 1

Origin - anterior inferior iliac spine and ilium of pelvis
Insertion - patella

Question 2

What is the origin and insertion of the vastus lateralis

Answer 2

Origin - greater trochanter and lateral lip of linea aspera of femur
Insertion - patella

Question 3

What is the origin and insertion of the vastus medialis

Answer 3

Origin - intertrochanteric line and medial lip of linea aspera of femur
Insertion - patella

Question 4

What is the origin and insertion of the vastus intermedius

Answer 4

Origin - anterior and lateral surfaces of femoral shaft
Insertion - patella

Question 5

What is the origin and insertion of the semitendinosus

Answer 5

Origin - ischial tuberosity of pelvis
Insertion - medial surface of tibia

Question 6

What is the origin and insertion of the semimembranosus

Answer 6

Origin - ischial tuberosity
Insertion - medial tibial condyle

Question 7

What is the origin and insertion of the biceps femoris

Answer 7

Origin - ischial tuberosity and linea aspera on posterior surface of femur
Insertion - head of fibula

Question 8

What is the origin and insertion of the gastrocnemius

Answer 8

Origin - lateral femoral condyle and medial femoral condyle
Insertion - calcaneus

Question 9

What is the origin and insertion of the tibialis anterior

Answer 9

Origin - lateral surface of tibia
Insertion - medial cuneiform bone and metatarsal 1

Question 10

What is the origin and insertion of the soleus

Answer 10

Origin - soleal line of tibia
Insertion - calcaneus

Question 11

What is the origin and insertion of the lattisimus dorsi

Answer 11

Origin - spinous processes of T7-T12, iliac crest, inferior three ribs
Insertion - intertubercular sulcus of humerus

Question 12

What is the origin and insertion of the rectus abdominis

Answer 12

Origin - crest of pubis bone
Insertion - xiphoid process of sternum, costal cartilage of ribs 5-7

Question 13

What is the origin and insertion of the external obliques

Answer 13

Origin - external surface of ribs 5-12
Insertion - anterior half of iliac crest, pubic tubercle

Question 14

What is the origin and insertion of the internal obliques

Answer 14

Origin - iliac crest
Insertion - lower four ribs

Question 15

What is the origin and insertion of the deltoid

Answer 15

Origin - lateral third of clavicle, acromion and spine of scapula
Insertion - deltoid tuberosity of humerus

Question 16

What is the origin and insertion of the pectoralis minor

Answer 16

Origin - 3-5 ribs
Insertion - Coracoid process of scapula

Question 17

What is the origin and insertion of the pectorals major

Answer 17

Origin - anterior surface of medial clavicle, anterior surface of sternum, costal cartilage of first six ribs
Insertion - intertubercular sulcus of humerus

Question 18

What is the origin and insertion of the biceps brachii

Answer 18

Origin - long head: supraglenoid tubercle of scapula short head: coracoid process of scapula
Insertion - radial tuberosity and fascia of forearm

Question 19

What is the origin and insertion of the brachialis

Answer 19

Origin - medial and lateral surfaces of humerus shaft
Insertion - ulnar tuberosity

Question 20

What is the origin and insertion of the triceps brachii

Answer 20

Origin - long head: infraglenoid tubercle of scapula medial and lateral heads: posterior surface of humerus
Insertion - oclreanon of ulna

Question 21

What is the origin and insertion of the gluteus maximus

Answer 21

Origin - gluteal surface of ilium, sacrum and coccyx
Insertion - iliotibial tract and greater tuberosity of femur

Question 22

What is the origin and insertion of the gluteus medius

Answer 22

Origin - gluteal surface of ilium
Insertion - lateral surface of greater trochanter

Question 23

What is the origin and insertion of the gluteus minimus

Answer 23

Origin - ilium
Insertion - anterior side of greater trochanter

Question 24

What is the origin and insertion of the tensor facia lata

Answer 24

Origin - anterior iliac crest
Insertion - iliotibial tract

Question 25

What is the origin and insertion of the psoas major

Answer 25

Origin - transverse process and vertebral bodies of T12-L5 Insertion - lesser trochanter of femur

Question 26

What is the origin and insertion of the adductors (Magnus, brevis and longus)

Answer 26

Origin - pubis Insertion - linea aspera of femur