2015 Pearson Education, Inc.A&P Flix: Latissimus Dorsi

2015 Pearson Education, Inc.A&P Flix: Pectoralis Major

2015 Pearson Education, Inc.Muscles of the Pectoral Girdle and Upper LimbsMuscles That Move the Forearm and HandMost of these muscles originate on the humerus and insert on the forearm and wristExceptions include:Long head of triceps brachii: originates on the scapula and inserts on the olecranonLong head of biceps brachii: originates on the scapula and inserts of the radial tuberosity of the radius

2015 Pearson Education, Inc.Muscles of the Pectoral Girdle and Upper LimbsMuscles That Move the Forearm and HandAnterior viewMuscles that move the forearmBiceps brachiiFlexes at the elbow and shoulderBrachialisFlexes at the elbowBrachioradialisFlexes at the elbow

2015 Pearson Education, Inc.

Figure 11.8b Muscles That Move the Forearm and Hand, Part I

Coracoid processof scapulaHumerusCoracobrachialisTriceps brachii,long headTriceps brachii,medial headPronator teresMedial epicondyleof humerusFLEXORS ATTHE ELBOWBiceps brachii,long headBiceps brachii,short headBrachialisBrachioradialisFLEXORS AT THEWRISTFlexor carpi radialisPalmaris longusFlexor carpi ulnarisFlexor digitorum superficialisPronator quadratusPalmar carpal ligamentFlexor retinaculumMuscles ThatMove the HandMuscles That Move the ForearmSuperficial muscles of the rightupper limb, anterior viewb

2015 Pearson Education, Inc.Muscles of the Pectoral Girdle and Upper LimbsMuscles That Move the Forearm and HandAnterior viewMuscles that move the handFlexor carpi radialisFlexes and abducts the wristPalmaris longusFlexes at the wristFlexor carpi ulnarisFlexes and adducts the wrist

2015 Pearson Education, Inc.

Figure 11.8b Muscles That Move the Forearm and Hand, Part I

Coracoid processof scapulaHumerusCoracobrachialisTriceps brachii,long headTriceps brachii,medial headPronator teresMedial epicondyleof humerusFLEXORS ATTHE ELBOWBiceps brachii,long headBiceps brachii,short headBrachialisBrachioradialisFLEXORS AT THEWRISTFlexor carpi radialisPalmaris longusFlexor carpi ulnarisFlexor digitorum superficialisPronator quadratusPalmar carpal ligamentFlexor retinaculumMuscles ThatMove the HandMuscles That Move the ForearmSuperficial muscles of the rightupper limb, anterior viewb

2015 Pearson Education, Inc.Muscles of the Pectoral Girdle and Upper LimbsMuscles That Move the Forearm and HandPosterior viewMuscles that move the forearmAnconeusExtension at the elbowTriceps brachiiLateral head: extension at the elbowLong head: extension at the elbow and adduction at the shoulderMedial head: extension at the elbow

2015 Pearson Education, Inc.

Figure 11.10b Muscles That Move the Forearm and Hand, Part II

Infraglenoidtubercle ofscapulaOlecranon of ulnaBrachioradialisEXTENSORS AT THEELBOWTriceps brachii,lateral headTriceps brachii, long headAnconeusEXTENSORS AT THEWRISTExtensor carpiradialis longusExtensor carpiulnarisExtensor carpiradialis brevisAbductor pollicislongusExtensor pollicisbrevisFlexor carpiulnarisExtensordigitorumUlnaRadiusExtensorretinaculumA diagrammatic view of adissection of the superficialmusclesbMuscles ThatMove the HandMuscles ThatMove the Forearm

2015 Pearson Education, Inc.Muscles of the Pectoral Girdle and Upper LimbsMuscles That Move the Forearm and HandPosterior viewMuscles that move the handExtensor carpi radialis longusExtension and abduction at wristExtensor carpi ulnarisExtension and adduction at wristExtensor carpi radialis brevisExtension and abduction at wrist

2015 Pearson Education, Inc.

Figure 11.10b Muscles That Move the Forearm and Hand, Part II

Infraglenoidtubercle ofscapulaOlecranon of ulnaBrachioradialisEXTENSORS AT THEELBOWTriceps brachii,lateral headTriceps brachii, long headAnconeusEXTENSORS AT THEWRISTExtensor carpiradialis longusExtensor carpiulnarisExtensor carpiradialis brevisAbductor pollicislongusExtensor pollicisbrevisFlexor carpiulnarisExtensordigitorumUlnaRadiusExtensorretinaculumA diagrammatic view of adissection of the superficialmusclesbMuscles ThatMove the HandMuscles ThatMove the Forearm