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Comprehensive Exam: BIOS252 /
BIOS 252 ( Update 2025 / 2026) Anatomy and Physiology II with Lab Questions with Answers - Chamberlain
Question:
Sliding filament theory
Answer:
theory that actin filaments slide toward each other, while the myosin stays still
Question:
sarcoplasmic reticulum
Answer:
Organelle of the muscle fiber that stores calcium.
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Question:
Relaxation
Answer:
calcium removed from contraction cycle and muscle relaxes
Question:
Isotonic contraction
Answer:
the muscle moves during contraction
Question:
What are the types of isotonic contraction?
Answer:
concentric and eccentric
Question:
concentric contraction
Answer:
A muscle contraction where the muscle shortens while generating force
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Question:
Eccentric Contraction
Answer:
A muscle contraction where the muscle lengthens while generating force
Question:
Isometric Contraction
Answer:
A muscle contraction where the muscle generates force without changing its length
Question:
Agonist
Answer:
primary mover
Question:
Antagonist
Answer:
against the primary mover 3 / 4
Question:
synergist
Answer:
assist primary mover
Question:
Most important muscle of respiration
Answer:
Diaphragm
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