Exercise Science Flashcards
7 cards from real MCTS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Exercise Science flashcards as text
Which macronutrient yields approximately 9 kcal per gram?
Answer: Fat
Fat provides about 9 kcal/g, versus about 4 kcal/g for carbohydrate and protein.
In Selye's General Adaptation Syndrome, which stage follows the initial alarm reaction when training is appropriate?
Answer: Resistance
In the resistance stage the body adapts to the stressor and improves performance.
Which structure connects muscle to bone?
Answer: Tendon
Tendons transmit muscle force to bone, while ligaments connect bone to bone.
Which blood pressure classification applies to a reading of 135/85 mmHg under ACC/AHA guidelines?
Answer: Stage 1 hypertension
Systolic 130-139 or diastolic 80-89 mmHg is Stage 1 hypertension.
Autogenic inhibition, which allows a muscle to relax under tension, is mediated by which receptor?
Answer: Golgi tendon organ
The Golgi tendon organ senses tension and inhibits the same muscle's contraction.
What is the main training adaptation responsible for strength gains in the first 4-6 weeks of a program?
Answer: Neural adaptations
Early strength gains come mostly from improved motor unit recruitment and coordination.
Rotating the trunk during a cable woodchop occurs in which plane of motion?
Answer: Transverse
Rotational movements occur in the transverse plane.