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Learn about the functions of muscles and the process of muscle contraction. Discover the different components of muscle cells and the levels of organization within muscles. Explore the neurotransmitter involved in muscle contraction and the steps of the sliding filament model. Understand muscle fatigue and the different types of muscle contractions.
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JEOPARDY MUSCLES
MUSCLES FOR 100 List 4 functions of muscles: Check Answer
MUSCLES 100 Movement of skeleton, resist movement (posture), movement of body fluids, generate heat Go Back to Game Board
MUSCLES 200 • THE Endoplasmic reticulum OF A MUSCLE CELL is the __________ and stores what: • THE CELL MEMBRANE OF A MUSCLE CELL is the: Check Answer
MUSCLES 200 SARCOPLASMIC RETICULUM; Stores Calcium SARCOLEMMA Go Back to Game Board
MUSCLES 300 • THE CONTRACTILE UNIT OF A MUSCLE; • b) OXYGEN STORING COMPOUND IN A MUSCLE • c) Part of the Sarcolemma that forms a tube deep into the muscle fiber to carry the signalCLE Check Answer
MUSCLES 300 SARCOMERE MYOGLOBIN T-tubule Go Back to Game Board
MUSCLES 400 BEGINNING WITH MYOFIBRILS, GIVE THE LEVELS OF ORGANIZATION OF A MUSCLE FROM SMALLEST TO LARGEST (4 TOTAL) Check Answer
MUSCLES 400 MYOFIBRILS MUSCLE FIBERS FASCICLES MUSCLE Go Back to Game Board
MUSCLES 500 • INDICATE THE COVERING OR TERM THAT DESCRIBES THE FOLLOWING: • a) Muscle Cell b) Covering of a muscle cell c) Bundle of muscle cells d) Covering of a bundle of muscle cells e) Bundle of fascicles f) Covering of a bundle of fascicles g) Outermost covering of a muscle that can form tendons and aponeuroses Check Answer
MUSCLES 500 a) Muscle Cell = Muscle fiber b) Covering of a muscle cell = Endomysium c) Bundle of muscle cells = Fascicle d) Covering of a bundle of muscle cells = Perimysium e) Bundle of fascicles = Muscle f) Covering of a bundle of fascicles = Epimyseium g) Outermost covering of a muscle that can form tendons and aponeuroses = Deep Fascia Go Back to Game Board
MUSCLE CONTRACTION100 THIS IS THE NEUROTRANSMITTER RELEASED AT THE NEURO-MUSCULAR JUNCTION THIS ENZYME BREAKS IT DOWN WHEN THE NERVE IMPULSE CEASES Check Answer
MUSCLE CONTRACTION for 100 ACETYlCHOLINE ACETYlCHOLINESTERASE Go Back to Game Board
MUSCLE CONTRACTION 200A motor unit is made up of these 2 components:When aceytlcholine bonds to the muscle, what does it cause to happen? Check Answer
MUSCLE CONTRACTION for 200 MOTOR Neuron and muscle fiber RELEASE OF CALCIUM (FROM S.R.) Go Back to Game Board
MUSCLE CONTRACTION for 300 WHEN A MUSCLE CONTRACTS, THIS PART CAUSES THE BONE TO MOVE. THIS PART IS CONNECTED TO THE BONE THAT DOESN’T MOVE. INDICATE EACH FOR THE BICEPS BRACHII and sternocleidomastoid Check Answer
MUSCLE CONTRACTION for 300 INSERTION – Part of bone that moves ORIGIN – Connects to bone that doesn’t move Biceps brachii – Origin = Scapula, insertion = radius Sternocleidomastoid; Origin = Manubrium, Insertion = Mastoid process Go Back to Game Board
MUSCLE CONTRACTION for 400 PUT THE FOLLOWING STAGES IN ORDER 1) Calcium is released from the S.R. 2) A nerve impulse reaches the synapse 3) Calcium allows the myosine-actin complex to connect 4) Acetyl choline crosses the synaptic cleft 5) Acetyl choline is broken down 6) The nerve impulse ceases Check Answer
MUSCLES for 400 • 2) A nerve impulse reaches the synapse • 4) Acetyl choline crosses the synaptic cleft • 1) Calcium is released from the S.R. • 3) Calcium allows the myosine-actin complex to connect • 6) The nerve impulse ceases • 5) Acetyl choline is broken down Go Back to Game Board
MUSCLE CONTRACTION 500 THIS MODEL DESCRIBES HOW THE SARCOMERE CONTRACTS. • Put the following steps of that model in order (beginning with actin and myosin separated) • 1) ATP binds to myosin, causing Actin and Myosin to be disconnect • 2) ADP and P are released from myosin causing the Powerstroke • 3) ATP is split into ADP and P, re-energizing the myosin head • 4) Calcium is released, exposing the myosin bonding site allowing actin to bond Check Answer
MUSCLE CONTRACTION 500 SLIDING FILAMENT MODEL • 4) Calcium is released, exposing the myosin bonding site allowing actin to bond • 2) ADP and P are released from myosin causing the Powerstroke • 1) ATP binds to myosin, causing Actin and Myosin to be disconnect • 3) ATP is split into ADP and P, re-energizing the myosin head Go Back to Game Board
CONTRACTIONS CONT. 100 THIS IS THE FUEL FOR MUSCLE CONTRACTION IF USED UP, IT CAN BE QUICKLY REJUVENATED BY THIS COMPOUND. Check Answer
CONTRACTIONS CONT 200 Distinguish between the following terms: a) Twitch b) Tone c) Recruitment d) Tetanic contraction e) Sustained contraction Check Answer
CONTRACTIONS CONT 300 • NAME 3 CONTRIBUTING FACTORS TO MUSCLE FATIGUE • List 3 benefits of exercise on the muscles Check Answer
CONTRACTIONS 400 MUSCLES THAT PROVIDE POWERFUL CONTRACTIONS BUT LACK ENDURANCE ARE CALLED: MUSCLES THAT PROVIDE LESS POWER BUT HAVE MORE ENDURACE ARE CALLED: THIS BUILDS UP TO MAKE MUSCLES burn AFTER A STRENUOUS WORKOUT The amount of oxygen needed to convert lactic acid to glucose and replenish ATP supplies is called: Check Answer
CONTRACTIONS 500 MOVEMENT IN WHICH LOAD IS GREATER THAN MUSCLE POWER (MUSCLE DOESN’T SHORTEN) MOVEMENT IN WHICH MUSCLE CONTRACTION IS GREATER THAN LOAD (MUSCLE SHORTENS) THIS MEASURE MUSCLE CONTRACTIONS CONTRACTION USED TO MAINTAIN BODY POSTURE Check Answer
CONTRACTIONS for 100 ATP Creatine Phosphate Go Back to Game Board
CONTRACTIONS for 200 • a) Twitch : Single, quick contraction of a muscle fiber • b) Tone: Contraction to maintain posture • c) Recruitment: Number of muscle fibers stimulated • d) Tetanic contraction: Multiple twitches put together without relaxing between • e) Sustained contraction Go Back to Game Board
CONTRACTIONS 300 BUILDUP OF LACTIC ACID LACK OF ATP LACK OF BLOOD SUPPLY LACK OF ACETYlCHOLINE Increased mitochondria number Increased capillaries Hypertrophy (bigger muscle fibers) Go Back to Game Board
CONTRACTIONS CONT. 400 FAST TWITCH SLOW TWITCH LACTIC ACID Oxygen debt Go Back to Game Board
CONTRACTIONS 500 ISOMETRIC ISOTONIC MYOGRAM TONE Go Back to Game Board
ANATOMY – 100 A B Check Answer
ANATOMY - 200 A B C Check Answer
ANATOMY 300 A B C – ENTIRE GROUP Check Answer
ANATOMY 400 A B C D E Check Answer
ANATOMY for 500 A B C D (ENTIRE GROUP) E F (NOT A MUSCLE) Check Answer
ANATOMY for 100 PECTORALIS MAJOR BICEPS BRACHII Go Back to Game Board
ANATOMY for 200 EXTERNAL OBLIQUE RECTUS ABDOMINUS TRANSVERSE ABDOMINUS Go Back to Game Board
ANATOMY 300 DELTOID SARTORIUS QUADRICEPS Go Back to Game Board
ANATOMY for 400 FRONTALIS ORBICULARIS OCULI ZYGOYMATICUS ORBICULARIS ORIS STERNOCLEIDOMASTOID Go Back to Game Board
ANATOMY 500 TAPEZIUS LATISSIMUS DORSI GLUTEUS MAXIMUS HAMSTRING GASTROCNEMIUS ACHILLES TENDON) Go Back to Game Board
MISC. for 100 These muscles lack striations and are involuntary. These muscles have striations and are involuntary Check Answer
MISC. for 200 These are the little lines found in muscle that is involuntary and striated Check Answer
MISC for 300 You would find visceral smooth muscle where? You would find multi-unit smooth muscle where? Check Answer
MISC for 400 • a) What disease is caused by a bacterial toxin that causes muscle paralysis by bonding to acetylcholine receptors in muscles • b) What disease is caused by a bacterial toxin that causes involuntary muscle contraction leading to such characteristics as lockjaw Check Answer
MISC for 500 • Indicate the following: • a) Prime mover for forearm flexion • b) Antagonist to forearm flexion • c) Prime mover for plantar flexion • d) Group of leg muscles responsible for extension • e) Group of leg muscles responsible for flexion Check Answer
MISC for 100 Smooth Muscle Cardiac Muscle Go Back to Game Board
MISC for 200 Intercalated Disks Go Back to Game Board
MISC for 300 Walls of hollow organs (i.e. digestive) pupils Go Back to Game Board