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Bio 254 Exam 2 Questions with Correct Answers Graded A+.
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Bio 254 Exam 2 Questions with Correct Answers Graded A+.
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Bio 254 Exam 2Questions with
Correct Answers
Graded A+
Denning [Date] [Course title]
, Function of Osteoclasts - Correct Ans: Chew up bone, secretes an acidic substance that dissolves
"chews" up bones
Three layers of muscle - Correct Ans: Epimysium, Perimysium, Endomysium
Fascicle - Correct Ans: bundle of muscle fibers
myofibril is made up of - Correct Ans: myofilaments
Myofilaments - Correct Ans: The contractile proteins, Actin and Myosin, of muscle cells
Origin - Correct Ans: Attachment of a muscle that remains relatively fixed during muscular contraction
Insertion - Correct Ans: Point of attachment that moves when the muscle contracts
Prime Mover - Correct Ans: The muscle that acts as the initial and main source of motive power.
Antagonist - Correct Ans: Performs the opposite of action
Lever system components - Correct Ans: Lever, Effort, Load
Muscles - Correct Ans: Moves skeleton & Substances.
Heat Production
Posture - Correct Ans: Are always contracting, unless we are lying down.
Characteristics of Skeletal of Muscle cells - Correct Ans: Excitability, Contractility, Extensibility
Excitability (irritability) - Correct Ans: Ability to be stimulated
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