NASM Certified Personal Trainer — All Questions
AllBasic & Applied Sciences and NutritionAssessmentProgram Design (OPT Model)Exercise Technique & Training InstructionClient Relations & Behavioral CoachingProfessional Development & Responsibility
3 questions
Basic & Applied Sciences and Nutrition
Which muscle is the prime mover for hip extension?
- a.Gluteus maximus✓
- b.Rectus femoris
- c.Tibialis anterior
- d.Pectoralis major
The gluteus maximus is the primary muscle producing hip extension, such as when standing up from a squat or driving the hips forward. The rectus femoris is a hip flexor and knee extensor.
Basic & Applied Sciences and Nutrition
Skeletal muscles attach to bones by way of:
- a.Ligaments
- b.Tendons✓
- c.Fascia only
- d.Cartilage
Tendons are the connective-tissue structures that attach muscle to bone and transmit force to produce movement. Ligaments, by contrast, connect bone to bone and stabilize joints.
Basic & Applied Sciences and Nutrition
What molecule is the immediate energy source used for muscle contraction?
- a.Glucose
- b.Lactate
- c.Adenosine triphosphate (ATP)✓
- d.Creatine
ATP is the immediate energy currency the muscle cell uses to power contraction. Fuels such as carbohydrate and fat are metabolized to regenerate ATP through the body's energy systems.