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CHAP 9

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
SMALL BUNDLES OF MUSCLE FIBERS ARE CALLED   FASCICLES  
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ARRANGED IN SERIES WITHIN THE MYOFIBRILS; EXTENDS FROM Z LINE TO Z LINE   SARCOMERE(S)  
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CORDLIKE STRUCTURE THAT ATTCHES MUSCLE TO BONE   TENDON  
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AN EXTENSION OF THE SARCOLEMMA THT PENETRATES INTO THE INTERIOR OF THE MUSCLE   T TUBULES  
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FLAT, SHEETLIKE FASCIA THAT ATTACHES MUSCLE TO MUSCLE OR MUSCLE TO BONE   APONEUROSIS  
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THIN FILAMENT THAT EXTENDS FROM Z LINES TOWARD THE CENTER OF THE SARCOMERE   ACTIN  
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THICK FILAMENT THAT FORMS CROSSBRIDGES WITH THE THIN FILAMENTS   MYOSIN  
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ANOTHER NAME FOR THE MUSCLE CELL   MUSCLE FIBER  
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ANOTHER NAME FOR THE CELL MEMBRANE IS   SARCOLEMMA  
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FLAT MUSCLE THAT RAISES THE EYEBROWS AND WRINKLES THE FOREHEAD   FRONTALIS  
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A CHEWING MUSCLE THAT WORKS SYNERGISTICALLY WITH THE TEMPORALIS MUSCLE TO CLOSE THE JAW   MASSETER  
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THE SMILING MUSCLE   ZYGOMATICUS  
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ABDUCTS THE ARM INTO A SCARECROW POSITION   DELTOID  
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ANTAGONIST TO THE BICEPS BRACHII   TRICEPS BRACHII  
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FLATTENS THE CHEEK AS IN BLOWING INTO A TRUMPET   BUCCINATOR  
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MOVES THE HEAD BACK AS IN LOOKING AT THE SKY; SHRUGS THE SHOULDERS   TRAPEZIUS  
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FLAT FAN-SHAPED MUSCLE THAT EXTENDS FROM THE TEMPORAL BONE TO THE MANDIBLE   TEMPORALIS  
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SYNERGISTIC WITH THE BICEPS BRACHII   BRACHIALIS  
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LARGE FLAT MUSCLE OF THE MID- TO LOWER BACK; ALLOWS YOU TO POINT TO AN OBJECT BEHIND YOU   LATISSIMUS DORSI  
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ATTACHES TO THE BREASTBONE, COLLARBONE, AND TEMPORAL BONE   STERNOCLEIDOMASTOID  
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LARGE MUSCLES ON THE ANTERIOR CHEST   TRAPEZIUS  
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ACRONYM FOR ABDOMINAL MUSCLES   TIRE  
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DOME-SHAPED MUSCLE THAT SEPARATES THE THORACIC CAVITY FOR THE ABDOMINAL CAVITY   DIAPHRAGM  
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LARGE MUSCLES LOCATED ALONG THE MEDIAL PART OF THE THIGH; HORSEBACK RIDERS USE THESE MUSCLES TO GRIP THE HORSE WITH THEIR THIGHS   ADDUCTORS  
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INCLUDE THE INTERNAL OBLIQUE, EXTERNAL OBLIQUE, TRANVERSUS, AND RECTUS   ABDOMINAL  
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LARGEST MUSCLEIN THE BODY THAT FORMS MOST OF THE BUTTOCKS; YOU SIT ON IT   GLUTEUS MAXIMUS  
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THE AXHILLES TENDON ATTACHES THE SOLEUS AND THIS MUSCLE TO THE CALCANEUS   GASTROCNEMIUS  
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THE MUSCLE GROUP ON THE POSTERIOR THIGH; IT ACTS ANTAGONISTICALLY TO THE QUADRICEPS FEMORIS MUSCLE GROUP   HAMSTRINGS  
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WHAT TYPE OF MUSCLE IS DESCRIBED AS STRIATED AND VOLUNTARY?   SKELETAL MUSCLE  
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WHICH TYPE OF MUSCLE REQUIRES STIMULATION BY A SOMATIC MOTOR NEURON?   SKELETAL MUSCLE  
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WHAT TWO, "SLIDES" IN THE SLIDING FILAMENT HYPOTHESIS   ACTIN AND MYOSIN  
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WHY IS COMPARTMENT SYNDROME SERIOUS?   IT DEPRIVES THE MUSCLE OF O2  
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WHAT CAUSES THE FORCE-GENERATING CROSSBRIDGES TO DO   THE BINDING OF THE MYOSIN HEAD TO ACTIN  
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WHAT FORM FORCE-GENERATING CROSSBRIDGES, SLIDING FILAMENTS, AND CONSIDERED CONTRACTILE PROTEINS?   ACTIN AND MYOSIN  
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WHAT OCCURS WHEN CALCIUM IS PUMPED BACK INTO THE SARCOPLASMIC RETICULUM?   MUSCLE RELAXATION  
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WHAT HAPPENS IF THE SOMATIC MOTOR NERVE THAT SUPPLIES THE MUSCLES OF THE THIGH, GETS SEVERED?   CANNOT WALK  
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CHARACTERIZED BY SKELETAL MUSCLE WEAKNESS   MYASTHENIA GRAVIS  
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INCREASES THE FORCE OF MUSCLE CONTRACTION   RECRUITMENT  
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WHAT DOES CURARE-INDUCED MUSCLE BLOCKADE AT THE Nm RECEPTORS CAUSE?   PARALYSIS  
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THIS FIBER IS CHOLINERGIC, TRANSMITTER IS ACETYLCHOLIN, STIMULATION IS NECESSARY FOR SKELETAL MUSCLE CONTRACTION, WHAT IS IT?   SOMATIC MOTOR NEURON  
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AN ENERGY SOURCE FOR MUSCLE CONTRACTION   CREATINE PHOSPHATE  
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WHAT HAPPENS WHEN THE MUSCLE BURNS GLUCOSE ANANEROBICALLY?   LACTIC ACID ACCUMULATES  
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WHERE DOES THE BICEPS BRACHII MUSCLE HVE IT INSERTION?   ON THE RADIUS  
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WHAT DO THE BICEPS BRACHII, BRACHIORADIALIS, AND BRACHIALIS MUSCLES DO?   FLEX THE FOREARM AT THE ELBOW  
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THE HEAD OF THIS CONTRACTILE PROTEIN BINDS TO ACTIN TO FORM A CROSSBRIDGE   MYOSIN  
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CALCIUM IS STORED WITHIN THIS MUSCLE STRUCTURE   SARCOPLASMIC RETICULUM  
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THE MUSCLE ATTACHMENT TO THE MOVABLE BONE   INSERTION  
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USE IT OR LOSE IT   ATROPHY  
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A HELPER MUSCLE   SYNERGIST  
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A MUSCLE OF MASTICATION   MASSETER  
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MAJOR MUSCLE OF THE ANTERIOR CHEST; ATTACHES TO THE HUMERUS   PECTORALIS MAJOR  
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THE MUSCLE GROUP THAT LIES ALONG THE POSTERIOR THIGH; FLEXES THE LEG AT THE KNEE   HAMSTRINGS  
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CONTRACTION OF THIS MUSCLE CAUSES PLANTAR FLEXION   GASTROCNEMIUS  
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THIS MUSCLE ATTACHES TO THE CALCANEUS BY THE ACHILLES TENDON   GASTROCNEMIUS  
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WHAT HAPPENS WHEN THE SKELETAL MUSCLE IS STIMULATED QUICKLY AND REPETITIVELY?   THE MUSCLE TETANIZES  
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IS THE PRIME MOVER OF FLEXION OF THE LEG   HAMSTRINGS  
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