Lab 3 upper limb Muscles

Question 1

Actions of Trapezius

Answer 1

adducts scapula

Question 2

Actions of Deltoid

Answer 2

arm abduction

Question 3

actions of Serratus anterior

Answer 3

rotation / felxion of scapula

Question 4

actions of Pectoralis major

Answer 4

adduction of the arm

rotation of the arm forward

Question 5

actions of Latissimus dorsi

Answer 5

extends the flexed arm.

adducts and internally rotates the arm

Question 6

actions of Teres major

Answer 6

Extension and internal rotation of the humerus (arm)

Question 7

actions of Supraspinatus

Answer 7

medially roation and adduction of humerus

Question 8

actions of Infraspinatus

Answer 8

shoulder extension/ external rotation

Question 9

actions of Teres minor

Answer 9

external rotation of the shoulder joint

Question 10

actions of Subscapularis

Answer 10

Internally rotates and adducts humerus;

Question 11

Coracobrachialis actions

Answer 11

flexes and adducts the humerus

Question 12

Brachialis actions

Answer 12

flexion of the elbow

Question 13

actions of Biceps brachii

Answer 13

flexes the forearm

Question 14

actions of  Triceps brachii

Answer 14

Flexes forearm at elbow joint

Question 15

actions of  Brachioradialis

Answer 15

flexes the forearm at the elbow

Question 16

actions of  Anterior compartment (forearm) muscles

Answer 16

Produce wrist and/or finger flexion.

Question 17

actions of  Posterior compartment (forearm) muscles

Answer 17

extend the wrist and digits of the hand

Question 18

what muscles attach to Supraglenoid tubercle (scapula)

Answer 18

Biceps Brachii

Question 19

what muscles attach to  Infraglenoid tubercle (scapula)

Answer 19

coracobrachialis
pectoralis minor
biceps brachii

Question 20

what muscles attach to  Coracoid process (scapula)

Answer 20

Pectoralis Minor, Coracobrachialis, and Biceps Brachii

Question 21

what muscles attach to  Acromion process (scapula)

Answer 21

the deltoid and trapezius

Question 22

what muscles attach to  Supraspinous fossa (scapula)

Answer 22

Supraspinatus muscle

scapulae muscle

Question 23

what muscles attach to  Infraspinous fossa (scapula)

Answer 23

Infraspinatus

subscapularis, teres minor and supraspinatus muscles

Question 24

what muscles attach to  Subscapular fossa (scapula)

Answer 24

subscapularis muscle

Question 25

what muscles attach to  Inferior angle (scapula)

Answer 25

trapezius, levator scapulae, and rhomboid muscles

Question 26

what muscles attach to  Greater tubercle (humerus)

Answer 26

supraspinatus, infraspinatus and teres minor muscles

Question 27

what muscles attach to  Lesser tubercle (humerus)

Answer 27

Subscapularis Pectoralis Major Triceps Brachii Brachioradialis

Question 28

what muscles attach to  Intertubercular sulcus (humerus)

Answer 28

Pectoralis major. Latissmus dorsi. Teres major.

Question 29

what muscles attach to  Deltoid tuberosity (humerus)

Answer 29

deltoid muscle.

Question 30

what muscles attach to  Olecranon process (ulna)

Answer 30

triceps brachii

Question 31

what muscles attach to  Ulnar tuberosity (ulna)

Answer 31

brachialis muscle

Question 32

what muscles attach to  Radial tuberosity (radius)

Answer 32

Biceps brachii

Question 33

What is A

Answer 33

Biceps Brachii

Question 34

What is B

Answer 34

brachialis

Question 35

whats C

Answer 35

brachioradialis

Question 36

whats D

Answer 36

teres minor

Question 37

whats E

Answer 37

teres major

Question 38

Whats F

Answer 38

triceps brachii

Question 39

Whats A

Answer 39

coracobrachialis

Question 40

Whats B

Answer 40

biceps brachii

Question 41

whats C

Answer 41

brachioradialis

Question 42

whats D

Answer 42

triceps brachii