Revision Examination Tests
“Come all for this Greatness”
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CSCCA SCCC TEST 2024-2025 ACTUAL EXAM COMPLETE 200-
QUESTIONS AND CORRECT DETAILED ANSWERS
Quiz Muscle Spindle
Ans: Propriocepter, Senses Stretch, Activates Muscle
Quiz Golgi Tendon Organ
Ans: Propriocepter, Senses Tension, Inhibits Muscle
Quiz Golgi Tendon Organ Adaptations Resistance Training
Ans: The ability of Motor Cortex to Override Muscle Inhibition from tension
Quiz Work (Formula)
Ans: Work = Force x Displacement
Quiz Power (Formula)
Ans: P = Work / Velocity (Time)
Quiz Angular Displacement
Ans: Angle through which an object rotates
Quiz Angular Velocity
Ans: Objects Rotational Speed, measured in Radians/second (rads/s)
Quiz Moment Arm
Ans: Perpendicular 90 Degree to the line of Action of the Force
Quiz Component of the Torque Unit
,Ans: Length of Moment Arm
Quiz Distance Component of the Work Unit
Ans: Distance moved along the line of Action of the Force
Quiz Power (Definition)
Ans: Direct mathematical Function of Force and Velocity
Quiz Strength (Definition)
Ans: The Capacity to Exert Force at any given Velocity
Quiz Human Strength (Manifestation)
Ans: - Increased Neural Control
- Increased Muscle Cross-Sectional Area
- Increased Muscle Fiber Arrangement
- Increased Muscle Length
- Efficient Joint Angles
- Increased Joint Angular Velocity
- Increased Body Size
Quiz Maximal Force Output (Determining Factor)
Ans: Neural Control
- Increased Motor Units / Contractions
- Increased in Motor Unit Size
- Increased Firing Rate
Quiz Rate Coding
Ans: Motor Units being Fired
Quiz Cori Cycle
Ans: Process of transporting Lactate in the blood to the liver to be converted to
Glucose
Quiz Lactate, Lactic Acid, and Metabolic Acidosis
Ans: Doesn't exist
Quiz NADH
Ans: Nicotinamide Adenine Dinucleotide
- Produced during Glycolytic reactions
- Can be transported to the E+Transport Chain to produce ATP
,Quiz Two Mechanisms for Resynthesizing ATP
Ans: 1. Substrate-Level Phosphorylation
2. Oxidative Phosphorylation
Quiz Phosphorylation
Ans: Process of
- Adding Inorganic Phosphate
- To another molecule
Quiz Oxidative Phosphorylation
Ans: Resynthesis of ATP via the Electro Transport Chain
Quiz Substrate-Level Phosphorylation
Ans: Direct resynthesis of
- ATP from ADP during a single reaction in the metabolic pathways
Quiz Phosphofructokinase
Ans: Enzyme used during Glycolysis that requires energy
Quiz Glycogenolysis
Ans: Muscle glycogen broken down by
- Glycogen Phosphorylase
- Already phosphorylated glucose
Quiz Control of Glycolysis Rate
Ans: High concentrations of ADP, Pi, and Ammonia
Decreases in pH, and AMP
Quiz End Product Regulation / Feedback Regulation
Ans: Allosteric Regulation
- End product of a reaction/s Feedback to regulate turnover of key enzymes
Quiz Allosteric Inhibition
Ans: End product binds to the regulatory enzyme
Decreased turnover rate
Slows Product formation
Quiz Allosteric Activation
Ans: When the "activator" binds with the enzyme and increases its turnover rate
, Quiz Rate-Limiting Step
Ans: Slowest step of a chemical reaction that
- Determines the speed (rate) of the remainder of the reaction proceeds
Quiz Lactate Threshold (LT)
Ans: Specific Break Point that:
- During the lactate accumulation curve
- As exercise intensity increases
- The "intensity" that Blood lactate ABRUPT increases
- Above baseline concentrations
Quiz Lactate Threshold (Intensity)
Ans: Maximal Oxygen Uptake:
- 50%-60% of Max Oxygen Uptake (untrained)
- 70%-80% of Max Oxygen Uptake (trained)
Quiz Onset of Blood Lactate Accumulation (OBLA)
Ans: The second increase in rate of lactate accumulation
- Noted at higher relative intensities
Quiz Oxidative System (Purpose)
Ans: - Primary Source of ATP at rest
- Primary Source of ATP at low-intensity activities
- Uses primarily CHO and FAT substrates
- PRO not significant contributor of E+ unless starving or 90+ minutes of exercise
Quiz Percentage of Substrates Used at Rest
Ans: 70% FAT
30% CHO
- Shifts at the onset of Exercise
Quiz Cytochromes
Ans: Electron carries that carry hydrogen atoms in the Electron transport chain
Quiz Oxidative Phosphorylation (Definition)
Ans: The process of producing ATP via the ETC
Quiz ATP Yield from Oxidation of one Glucose Molecule
Ans: Slow Glycolysis: 10
Krebs Cycle: 30
Total 40