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23 Matching questions
- MET
- Myosin
- Myofibrillar Hypertrophy
- Anaerobic Threshold
- Metabolic Testing
- Actin
- Counter-Regulatory Hormone
- Sarcolemma
- Sarcoplasm
- Sarcoplasmic Hypertrophy
- Z-Discs
- Transverse (T)-Tubules
- Muscle Hypertrophy
- Sympathetic Nervous System
- Myofibrils
- Sarcomere
- Cross-Bridges
- Oxygen Deficit
- Capillarization
- Steady-State
- Oxygen Debt
- EPOC
- Sarcoplasmic Reticulum
- a Difference between oxygen uptake of the body during early exercise and during steady state exercise.
- b Tests that measure metabolic functions (e.g., digestion and energy production). Measures oxygen consumption during an activity.
- c Increase in the volume of the sarcoplasmic fluid in the muscle cell with no concurrent increase in strength.
- d A division of the autonomic nervous system that is always active and provides sympathetic tone; its activity increases during times of bodily stress.
- e Thick fibrous muscle protein that can split ATP and bind with actin.
- f Development of a capillary network.
- g Increase in the size of muscle cells.
- h Inward-folded crevice of the sarcolemma on muscle that forms tubular portions; T-tubule depolarization triggers calcium release and muscle contraction. Allows nerve impulses to travel along the sarcolemma.
- i Increased rate of oxygen uptake following strenuous activity.
- j Region of the sarcomere into which actin is inserted.
- k Repeating structural units of striated muscle fibers. The segment of myofibril between two successive Z lines.
- l Extra oxygen required above basal needs after a period of intense exercise.
- m Thin fibrous muscle protein that is necessary for cell shape and can bind to myosin.
- n One of the threadlike components of a muscle fiber. Consist of thick and thin filaments called myosin and actin. Bundles of which form muscle cells.
- o Hormone that opposes that action of insulin.
- p Forms when the head of myosin temporarily attaches to actin.
- q Plasma membrane of a muscle fiber.
- r Cytoplasm of muscle fibers.
- s A level of metabolism during exercise when oxygen consumption matches energy expenditure.
- t Oxygen cost of energy expenditure measured at rest, equal to 3.5 mL of oxygen per kilogram of bodyweight per minute.
- u The point at which lactate begins to accumulate in the bloodstream.
- v Enlargement of a muscle fiber as it gains myofibrils.
- w Endoplasmic reticulum of muscle that appropriates calcium.