Question

Chapter 13: Appendicular Muscles POST-LABORATORY WORKSHEET The O corresponds to the Leaming Objectiveis) listed In the chapter opener outine Do You Know the Basics? Exercise 13.1t: Muscles That Move the Pectoral Girdle and Gienohumeral Jeint 1. Match the movements l isted in column A with the corresponding muscle that creates the movement isted ieoms 。 ColumnA Column B deltoid 1extends, adducts, and medialy rotates am texts and mediaty rotates arm; prime mover of arm abduction; extends and lateraly rotates arm 一-2. mover of arm externlionc edducts and mediaily rotates arm tbig muscle) pectorelis major mover of arm fexion; adducts and mediaily rotates arm (big muscle) d teres majos 2. A synergist of the trapezius for the action of adduction of the scapuia is the rhomboid major,wherees a synergist of the trapezius for the action of elevation of the scapuls is the levetor scapulee True False) to the semntus rtrior muscle is tested by heing a petempah against a v-with祈outstretched upoe ire. "there,weanett Or paralysis ofthe muscle, the scapia w do which of the folowig, ECrde one) 。 aadduct excessively b. abduct excessively c. "wing" (medial border moves posterior) -d, depressexcessively 4. One or more of the rotator cuff muscles cause which of the follewing movements of the armt (Check all thet apply) O b, adduction d, flexion . e. lateral rotation --t medial rotation Exercise 13.2 Compartments of the Arm 5. The anterlon/posterior) compartment of the arm consists largely of forearm flexors, whereas the lanterior/posterior) compartment consists largely of forearm extensors. O 6. The biceps brachl is a prime mover for the action of Sorearm flexdon/supination) The biceps brachil is a synengist with the brachialis muscle for the action of forearm fexionvsupination). O Exercise 13.3: Compartments of the Forearm 7. Match the muscles listed in column A with the appropriate compertment of the forearm listed in column B. Each compartment may be used more than once. Celumn A Column B a. anterior compartment b. posterior compartment 1. extensor indicis ー2, fieor carpiulnaris ー3. palmaris longus pronator quedratus 5, supinator 8. The palmaris longus is deep/supericia) to the fexor retinaculum and Inserts onto the paimar sponeurosis. O Chapter Thirteen Appendicular Muscles 28

Answer 1

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