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Bio 141 > lab 8 > Flashcards

lab 8 Flashcards

1
Q

Typically proximal to the body’s center of gravity

A

Origin

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2
Q

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

A

Insertion

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3
Q

When the muscle contracts, it causes skeletal movement

A

Muscle action

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4
Q

What are the 6 common movements a body can perform

A

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

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5
Q

Decrease in angle of a joint, typically anterior/posterior

A

Flexion

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6
Q

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

A

Extension

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7
Q

Lateral movement away from the body

A

Abduction

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8
Q

Adduction

A

Medial movement towards the body

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9
Q

Rotation

A

Circular movement around a bones long axis

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10
Q

Circumduction

A

Circular movement around a fixed base

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11
Q

What is the Origin of the muscle Trapezius

A

Occipital bone and vertebrae

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12
Q

What are the insertions of the muscle trapezius

A

Scapula and clavicle

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13
Q

What is the action of the trapezius

A

It stabilizes and raises scapula

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14
Q

What is the origin of the muscle sternocledomastoid

A

Sternum and clavicle

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15
Q

What are the insertion of sternocledomastoid

A

Mastoid process of temporal bone

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16
Q

What are the actions of sternocledomastoid

A

Flexes and rotates head

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17
Q

What is the origin for pectoralis major

A

Clavicle, sternum, and ribs

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18
Q

What is the insertion of pectoralis major

A

Humerus

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19
Q

What are the actions of the pectoralis major

A

Flexes and abducts arm

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20
Q

What is the origin for the deltoid muscle

A

Clavicle and scapula

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21
Q

What is the insertion of the deltoid muscle

A

Humerus

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22
Q

What is the action of the deltoid muscle

A

Adduction arm

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23
Q

What is the origin of latissimus Dorsi

A

Vertebrae, ribs, Ilium

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24
Q

What are the insertions of latissimus dorsi

A

Humerus

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25
Q

What are the actions of the latissimus dorsi

A

Extends and abducts arm

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26
Q

What is the origin for supinator muscle

A

Humerus and ulna

27
Q

What is the insertions of supinator

28
Q

What is the action of the supinator muscle

A

Supinates hand

29
Q

What is the origin of the recuts abdominis

30
Q

What is the insertion if the rectus abdominis

A

Sternum and coastal cartilages

31
Q

What is the action of the rectus abdominis

A

Flexes Torso

32
Q

What is the origin of the psoas major

33
Q

What is the insertion of the psoas major

34
Q

What is the action of the psoas major

A

Flexes thigh

35
Q

What is the origin of the gluteus Maximus

A

Ilium, sacrum and coccyx

36
Q

What is the insertions of the gluteus Maximus

A

Femur and illotibial tract

37
Q

What is the action of the gluteus Maximus

A

Extends thigh

38
Q

Origin for Triceps Brachii

A

Scapula and Humerus

39
Q

Insertion for Triceps Brachii

40
Q

Action of Triceps Brachii

A

Extends forearm

41
Q

Origin for biceps Brachii

42
Q

Insertion for biceps Brachii

43
Q

Action of biceps Brachii

A

Flexes forearm and supinates hand

44
Q

Origin for extensor carpi ulnaris

A

Humerus and Ulna

45
Q

Insertion for extensor carpi ulnaris

A

Metacarpals

46
Q

Action of extensor carpi ulnaris

A

Extends hand

47
Q

Origin of pronator teres

A

Humerus and ulna

48
Q

Insertion for pronator teres

49
Q

Action for pronator teres

A

Pronates hand

50
Q

Origin of rectus femoris

51
Q

Insertion of rectus femoris

52
Q

Action of rectus femoris

A

Extends lower leg, flexes thigh

53
Q

Origin of biceps femoris

A

Ischium and femur

54
Q

Insertion of biceps femoris

A

Tibia and fibula

55
Q

Action of biceps femoris

A

Extends thigh and flexes lower leg

56
Q

Origin of sartorius

57
Q

Insertion of sartorius

58
Q

Action of sartorius

A

Flexes and rotates thigh

59
Q

Origin of gastrocnemius

60
Q

Insertion of gastrocnemius

61
Q

Action of gastrocnemius

A

Plantar flexes foot

62
Q

Origin of gluteus Maximus

A

Ilium, sacrum, and coccyx

63
Q

Insertion of gluteus Maximus

A

Femur and iliotibial tract

64
Q

Action of gluteus Maximus

A

Extends thigh

Bio 141 (1 decks)

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