What does the name flexor carpi radialis longus tell you about this muscle? a. its size b. its action c. its location d. all of the above Answer: d

d. orbicularis; oblique The term _____ means muscle fascicles that run straight while the term _____means the fascicles run at a slant. a. transverse; rectus b. rectus; oblique c. lateral; transverse d. orbicularis; oblique Answer: b

Which muscle is paired correctly with its fascicle arrangement? a. biceps brachii / parallel b. rectus femoris / unipennate c. pectoralis major / multipennate d. orbicularis oris / unipennate Answer: a

a. first-class lever system b. second-class lever system The joint between the occipital bone of the skull and the first cervical vertebra (atlas) is part of which type of lever system? a. first-class lever system b. second-class lever system c. third-class lever system d. fulcrum/load/applied force lever system Answer: a

Muscle A abducts the humerus, and muscle B adducts the humerus Muscle A abducts the humerus, and muscle B adducts the humerus. What is the relationship between these two muscles? a. synergists b. antagonists c. agonists d. fixators Answer: b

d. All statements above are true. Which of the following is true about origins and insertions of skeletal muscles? a. The position of the origin and insertion is based on the anatomical position. b. If a muscle extends from a broad aponeurosis and then to a narrow tendon, the aponeurosis is the origin. c. If the muscle has several tendons at one end and a single tendon at the other end, then the single tendon end is the insertion. d. All statements above are true. Answer: d

Damage to the external intercostal muscles would interfere with what important process? a. standing upright b. walking c. breathing d. digesting Answer: c

a. You would lean to the right. b. You would bend backward. If someone hit you in your rectus abdominis muscle, how would your body position change? a. You would lean to the right. b. You would bend backward. c. You would double over. d. You would twist to the left. Answer: c

If you were contracting and relaxing your masseter muscle, what would you probably be doing? a. chewing b. kissing c. nodding d. smiling Answer: a

a. biceps femoris, gracilis, and adductor magnus damage You often hear of athletes who suffer a pulled “hamstring.” To what does this phrase refer? a. biceps femoris, gracilis, and adductor magnus damage b. rectus femoris, vastus lateralis, and vastus medialis damage c. sartorius, gracilis, and rectus femoris damage d. semitendinosus, biceps femoris, and semimembranosus muscle damage Answer: d