Anatomy
What is the largest muscle in the human body?
Gluteus maximus
What organ is responsible for pumping blood throughout the body?
Heart
What movement occurs when you bring your arm away from the midline of your body?
Abduction
How many calories are in one gram of protein?
4 calories
A ligament injury is called what?
Sprain
What plane of motion divides the body into left and right portions?
Sagittal plane
What is the primary energy system used during a short, maximal effort lasting roughly 0–10 seconds?
ATP-PC
What type of muscle contraction occurs when a muscle produces force while lengthening?
Eccentric contraction
Which macronutrient provides the most calories per gram?
Fat
A muscle or tendon injury is called what?
Strain
What bone is commonly known as the shinbone?
Tibia
What happens to stroke volume as exercise intensity increases?
Increases
What movement occurs when you bend your elbow?
Flexion
What is the primary storage form of carbohydrates in skeletal muscle?
Glycogen
An athlete lands awkwardly, hears a "pop" in their knee, develops rapid swelling, and cannot continue playing. They describe it as a deep pain in the middle of their knee. What injury might you suspect?
ACL injury
During a pull-up, which major muscle is primarily responsible for shoulder adduction and extension?
Latissimus dorsi
What is VO₂ max a measure of?
The maximum amount of oxygen the body can utilize during intense exercise
During the upward phase of a squat, what type of contraction is primarily occurring in the quadriceps?
Concentric
What supplement has some of the strongest evidence for improving strength and high-intensity exercise performance? It is also the most researched and tested exercise supplement.
Creatine monohydrate
What shoulder injury occurs when the humeral head moves out of the glenoid socket?
Dislocation
A person has difficulty rotating their head to the opposite side and flexing their neck. Which major muscle should be assessed?
Sternocleidomastoid
During steady-state aerobic exercise, which cardiovascular variable is primarily responsible for delivering oxygenated blood to working muscles?
Cardiac output
A client has been performing the exact same workout, weights, and repetitions for six months and has stopped progressing. What training principle is most likely missing?
Progressive overload
What electrolyte is lost in the greatest amount through sweat?
Sodium
What knee structure acts as a shock absorber between the femur and tibia?
Meniscus