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PowerPoint® Clickers Slides Questions prepared by Mark Hollier, Georgia Perimeter College Clarkston Campus CHAPTER 10 The Muscular System © Annie Leibovitz/Contact Press Images © 2013 Pearson Education, Inc. The muscle that provides the major force for producing a specific movement is a(n) ______. a) b) c) d) prime mover antagonist synergist fixator The muscle that provides the major force for producing a specific movement is a(n) ______. a) b) c) d) prime mover antagonist synergist fixator A muscle that immobilizes a bone, or a muscle's origin so that the prime mover has a stable base in which to act, is called a __________. a) b) c) d) secondary stabilizer antagonist synergist fixator A muscle that immobilizes a bone, or a muscle's origin so that the prime mover has a stable base in which to act, is called a __________. a) b) c) d) secondary stabilizer antagonist synergist fixator You could conclude that a muscle with the term "rectus" included in its name is a muscle whose fibers run ______ to the body's vertical axis. a) b) c) d) at a right angle obliquely parallel perpendicular You could conclude that a muscle with the term "rectus" included in its name is a muscle whose fibers run ______ to the body's vertical axis. a) b) c) d) at a right angle obliquely parallel perpendicular Muscle power is primarily dependent on ________. a) b) c) d) the degree to which a muscle can shorten the number of cells in the muscle the muscle's shape the direction of fibers in the muscle Muscle power is primarily dependent on ________. a) b) c) d) the degree to which a muscle can shorten the number of cells in the muscle the muscle's shape the direction of fibers in the muscle Bones and muscles work together to move your body. In this case one bone is the ______ and a second bone is the ________. a) b) c) d) fulcrum; lever lever; pulley pulley; load lever; load Bones and muscles work together to move your body. In this case one bone is the ______ and a second bone is the ________. a) b) c) d) fulcrum; lever lever; pulley pulley; load lever; load In which class of levers is the load between the fulcrum and the effort? a) b) c) d) First class Second class Third class Fourth class In which class of levers is the load between the fulcrum and the effort? a) b) c) d) First class Second class Third class Fourth class Flexing the forearm with the biceps brachii is an example of which class of lever system? a) b) c) d) First class Second class Third class Fourth class Flexing the forearm with the biceps brachii is an example of which class of lever system? a) b) c) d) First class Second class Third class Fourth class The muscles of the ______ are rather unusual for muscles because they insert onto the skin or other muscles. a) b) c) d) face posterior thigh abdomen hand The muscles of the ______ are rather unusual for muscles because they insert onto the skin or other muscles. a) b) c) d) face posterior thigh abdomen hand This muscle is the primary muscle used in smiling. a) b) c) d) Mentalis Platysma Orbicularis oculi Zygomaticus This muscle is the primary muscle used in smiling. a) b) c) d) Mentalis Platysma Orbicularis oculi Zygomaticus When you bite down on an ice cube, this muscle strongly contracts. a) b) c) d) Lateral pterygoid Buccinator Hyoglossus Masseter When you bite down on an ice cube, this muscle strongly contracts. a) b) c) d) Lateral pterygoid Buccinator Hyoglossus Masseter When you lie on your back, your ______ muscles contract to lift your head. a) b) c) d) sternocleidomastoid scalene splenius platysma When you lie on your back, your ______ muscles contract to lift your head. a) b) c) d) sternocleidomastoid scalene splenius platysma The muscles of the back that are most susceptible to injury during heavy lifting belong to the ______ muscle group. a) b) c) d) quadratus lumborum erector spinae semispinalis splenius The muscles of the back that are most susceptible to injury during heavy lifting belong to the ______ muscle group. a) b) c) d) quadratus lumborum erector spinae semispinalis splenius The ______ is (are) the most important muscle(s) for inspiratory breathing. a) b) c) d) internal intercostals diaphragm scalenes rectus abdominis The ______ is (are) the most important muscle(s) for inspiratory breathing. a) b) c) d) internal intercostals diaphragm scalenes rectus abdominis The levator ani and ______ muscles form the pelvic diaphragm. a) b) c) d) ischiocavernosus bulbospongiosus coccygeus gluteus maximus The levator ani and ______ muscles form the pelvic diaphragm. a) b) c) d) ischiocavernosus bulbospongiosus coccygeus gluteus maximus The ______ muscles are antagonistic to each other when moving the scapula forward and backward. a) b) c) d) pectoralis major and subclavius latissimus dorsi and rhomboid pectoralis minor and serratus anterior serratus anterior and trapezius The ______ muscles are antagonistic to each other when moving the scapula forward and backward. a) b) c) d) pectoralis major and subclavius latissimus dorsi and rhomboid pectoralis minor and serratus anterior serratus anterior and trapezius The _______ muscles include the supraspinatus, infraspinatus, teres minor, and subscapularis. a) b) c) d) shoulder blade rotator cuff humerus arm extender The _______ muscles include the supraspinatus, infraspinatus, teres minor, and subscapularis. a) b) c) d) shoulder blade rotator cuff humerus arm extender Swimmers tend to have particularly well-developed ______ muscles. a) b) c) d) coracobrachialis teres minor subscapularis latissimus dorsi Swimmers tend to have particularly well-developed ______ muscles. a) b) c) d) coracobrachialis teres minor subscapularis latissimus dorsi Doing pull-ups with the palms facing anteriorly effectively exercises the ______ muscles of the arm. a) b) c) d) triceps brachii anconeus brachialis pronator teres Doing pull-ups with the palms facing anteriorly effectively exercises the ______ muscles of the arm. a) b) c) d) triceps brachii anconeus brachialis pronator teres The prime mover of pronation is the ______. a) b) c) d) brachioradialis palmaris longus pronator quadratus supinator The prime mover of pronation is the ______. a) b) c) d) brachioradialis palmaris longus pronator quadratus supinator The ______ muscle is the most powerful muscle in the body. a) b) c) d) quadriceps femoris adductor magnus gracilis iliopsoas The ______ muscle is the most powerful muscle in the body. a) b) c) d) quadriceps femoris adductor magnus gracilis iliopsoas The ______ muscles comprise the triceps surae that inserts onto the calcaneal tendon and are prime movers of plantar flexion. a) b) c) d) plantaris and popliteus soleus and tibialis anterior gastrocnemius and tibialis posterior gastrocnemius and soleus The ______ muscles comprise the triceps surae that inserts onto the calcaneal tendon and are prime movers of plantar flexion. a) b) c) d) plantaris and popliteus soleus and tibialis anterior gastrocnemius and tibialis posterior gastrocnemius and soleus