lab 8

Question 1

Typically proximal to the body’s center of gravity

Answer 1

Origin

Question 2

Being further away from the center of gravity; typically the moveable end of the muscle

Answer 2

Insertion

Question 3

When the muscle contracts, it causes skeletal movement

Answer 3

Muscle action

Question 4

What are the 6 common movements a body can perform

Answer 4

1.Flexion
2.Extension
3.Abduction
4.Adduction
5.Rotation
6.Circimduction

Question 5

Decrease in angle of a joint, typically anterior/posterior

Answer 5

Flexion

Question 6

Increase in the angle of a joint, typically back to anatomical position

Answer 6

Extension

Question 7

Lateral movement away from the body

Answer 7

Abduction

Question 8

Adduction

Answer 8

Medial movement towards the body

Question 9

Rotation

Answer 9

Circular movement around a bones long axis

Question 10

Circumduction

Answer 10

Circular movement around a fixed base

Question 11

What is the Origin of the muscle Trapezius

Answer 11

Occipital bone and vertebrae

Question 12

What are the insertions of the muscle trapezius

Answer 12

Scapula and clavicle

Question 13

What is the action of the trapezius

Answer 13

It stabilizes and raises scapula

Question 14

What is the origin of the muscle sternocledomastoid

Answer 14

Sternum and clavicle

Question 15

What are the insertion of sternocledomastoid

Answer 15

Mastoid process of temporal bone

Question 16

What are the actions of sternocledomastoid

Answer 16

Flexes and rotates head

Question 17

What is the origin for pectoralis major

Answer 17

Clavicle, sternum, and ribs

Question 18

What is the insertion of pectoralis major

Answer 18

Humerus

Question 19

What are the actions of the pectoralis major

Answer 19

Flexes and abducts arm

Question 20

What is the origin for the deltoid muscle

Answer 20

Clavicle and scapula

Question 21

What is the insertion of the deltoid muscle

Answer 21

Humerus

Question 22

What is the action of the deltoid muscle

Answer 22

Adduction arm

Question 23

What is the origin of latissimus Dorsi

Answer 23

Vertebrae, ribs, Ilium

Question 24

What are the insertions of latissimus dorsi

Answer 24

Humerus

Question 25

What are the actions of the latissimus dorsi

Answer 25

Extends and abducts arm

Question 26

What is the origin for supinator muscle

Answer 26

Humerus and ulna

Question 27

What is the insertions of supinator

Answer 27

Radius

Question 28

What is the action of the supinator muscle

Answer 28

Supinates hand

Question 29

What is the origin of the recuts abdominis

Answer 29

Pubis

Question 30

What is the insertion if the rectus abdominis

Answer 30

Sternum and coastal cartilages

Question 31

What is the action of the rectus abdominis

Answer 31

Flexes Torso

Question 32

What is the origin of the psoas major

Answer 32

Vertebrae

Question 33

What is the insertion of the psoas major

Answer 33

Femur

Question 34

What is the action of the psoas major

Answer 34

Flexes thigh

Question 35

What is the origin of the gluteus Maximus

Answer 35

Ilium, sacrum and coccyx

Question 36

What is the insertions of the gluteus Maximus

Answer 36

Femur and illotibial tract

Question 37

What is the action of the gluteus Maximus

Answer 37

Extends thigh

Question 38

Origin for Triceps Brachii

Answer 38

Scapula and Humerus

Question 39

Insertion for Triceps Brachii

Answer 39

Ulna

Question 40

Action of Triceps Brachii

Answer 40

Extends forearm

Question 41

Origin for biceps Brachii

Answer 41

Scapula

Question 42

Insertion for biceps Brachii

Answer 42

Radius

Question 43

Action of biceps Brachii

Answer 43

Flexes forearm and supinates hand

Question 44

Origin for extensor carpi ulnaris

Answer 44

Humerus and Ulna

Question 45

Insertion for extensor carpi ulnaris

Answer 45

Metacarpals

Question 46

Action of extensor carpi ulnaris

Answer 46

Extends hand

Question 47

Origin of pronator teres

Answer 47

Humerus and ulna

Question 48

Insertion for pronator teres

Answer 48

Radius

Question 49

Action for pronator teres

Answer 49

Pronates hand

Question 50

Origin of rectus femoris

Answer 50

Ilium

Question 51

Insertion of rectus femoris

Answer 51

Tibia

Question 52

Action of rectus femoris

Answer 52

Extends lower leg, flexes thigh

Question 53

Origin of biceps femoris

Answer 53

Ischium and femur

Question 54

Insertion of biceps femoris

Answer 54

Tibia and fibula

Question 55

Action of biceps femoris

Answer 55

Extends thigh and flexes lower leg

Question 56

Origin of sartorius

Answer 56

Illium

Question 57

Insertion of sartorius

Answer 57

Tibia

Question 58

Action of sartorius

Answer 58

Flexes and rotates thigh

Question 59

Origin of gastrocnemius

Answer 59

Femur

Question 60

Insertion of gastrocnemius

Answer 60

Calcaneus

Question 61

Action of gastrocnemius

Answer 61

Plantar flexes foot

Question 62

Origin of gluteus Maximus

Answer 62

Ilium, sacrum, and coccyx

Question 63

Insertion of gluteus Maximus

Answer 63

Femur and iliotibial tract

Question 64

Action of gluteus Maximus

Answer 64

Extends thigh