Mixed Deck — All PTC Topics Flashcards

A client has a waist circumference of 38 inches and is female. According to ACSM risk stratification, this measurement indicates:

Answer: High risk—above the threshold for increased metabolic disease risk

For women, a waist circumference ≥35 inches (88 cm) is associated with significantly increased risk of metabolic syndrome and cardiovascular disease.

What is the goal of an anatomical adaptation phase at the start of a periodized program?

Answer: Prepare joints, tendons, and muscles for heavier training loads

An anatomical adaptation phase uses lighter loads and higher reps to strengthen connective tissues (tendons, ligaments) and prepare the body for heavier loading phases ahead.

During a lateral raise, which muscle is the PRIMARY mover?

Answer: Supraspinatus and middle deltoid

The middle deltoid (with supraspinatus initiating the first 15°) is the primary mover during shoulder abduction in a lateral raise.

What units of measurement should we use to compute BMI?

Answer: Weight (kg)/Height (m)

Body Mass Index (BMI) is calculated using the formula: weight in kilograms divided by the square of height in meters (kg/m²). This standardized metric allows for consistent comparison of body weight relative to height across different individuals and populations.

During a standard push-up test, the client should lower their body until the elbows reach approximately:

Answer: 90 degrees of flexion

Standard push-up test protocols require the elbows to reach approximately 90 degrees of flexion on each repetition to ensure consistent range of motion.

When is it appropriate for a personal trainer to refer a client to another health professional?

Answer: When the client's needs exceed the trainer's scope of practice or when medical issues arise

Personal trainers must refer clients to appropriate health professionals (physicians, RDs, physical therapists) whenever client needs fall outside the trainer's scope of practice or when medical issues are identified.

Which condition is characterized by insufficient insulin production or insulin resistance, leading to elevated blood glucose?

Answer: Diabetes mellitus

Diabetes mellitus is a metabolic disorder characterized by chronic hyperglycemia due to defects in insulin secretion (Type 1) or insulin action/resistance (Type 2).

Which waist circumference measurement in men is associated with increased cardiometabolic risk?

Answer: Greater than 40 inches (102 cm)

A waist circumference greater than 40 inches (102 cm) in men is associated with significantly increased risk of cardiovascular disease, Type 2 diabetes, and metabolic syndrome.

What is the Estimated Energy Requirement (EER) based on?

Answer: Age, sex, height, weight, and physical activity level

The EER estimates daily caloric needs using age, sex, height, weight, and physical activity level, providing a personalized energy intake target.

Which assessment tool is used to measure functional mobility and fall risk in older adult clients?

Answer: Timed Up and Go (TUG) test

The Timed Up and Go (TUG) test measures how long it takes an older adult to rise from a chair, walk 3 meters, turn, and return — used to assess mobility and fall risk.

As a personal trainer in the US, which of the following nutrition tasks falls WITHIN your scope of practice?

Answer: Providing general nutrition education based on established dietary guidelines

Personal trainers may provide general nutrition education aligned with established guidelines (USDA MyPlate, DRIs), but medical nutrition therapy and clinical interventions require a registered dietitian.

What is VO2 max?

Answer: Maximum volume of oxygen the body can use per minute

VO2 max is the maximum rate at which an individual can consume oxygen during intense exercise, expressed in mL/kg/min, and is the gold standard measure of aerobic capacity.

Which of the following is the best example of evidence-based practice in personal training?

Answer: Applying training methods supported by current peer-reviewed research and clinical guidelines

Evidence-based practice involves integrating the best available scientific research with clinical expertise and client values to make informed decisions about exercise programming.

What is the function of the lymphatic system in relation to exercise?

Answer: Returns interstitial fluid to circulation and supports immune function

The lymphatic system collects excess interstitial fluid and returns it to the bloodstream, and it transports immune cells, playing a role in recovery from exercise-induced tissue stress.

A client performs a plank and immediately exhibits a sagging lower back. Which muscle group is MOST likely demonstrating weakness?

Answer: Deep core stabilizers (transverse abdominis, multifidus)

A sagging lumbar spine during a plank indicates insufficient deep core stabilizer strength, as these muscles maintain spinal neutral position under load.

Which plane of motion divides the body into upper and lower halves?

Answer: Transverse plane

The transverse (horizontal) plane divides the body into superior and inferior (upper and lower) halves, and movements in this plane involve rotation.

Which energy system provides the majority of ATP during a 400-meter sprint?

Answer: Glycolytic system

The glycolytic (anaerobic glycolysis) system predominates during moderate-to-high intensity activities lasting 30 seconds to 2 minutes, such as a 400-meter sprint.

What does BMI measure, and what is its primary limitation as a health assessment tool?

Answer: Weight-to-height ratio; it does not distinguish muscle from fat

BMI is a weight-to-height ratio (kg/m²) that cannot differentiate between lean mass and fat mass, making it unreliable for muscular individuals.

When establishing a client's baseline fitness, in what order should assessments typically be performed according to ACSM guidelines?

Answer: Resting measures → body composition → cardiorespiratory → muscular strength/endurance → flexibility

ACSM recommends performing resting measures first, then body composition, cardiorespiratory fitness, muscular strength/endurance, and finally flexibility to minimize the effect of fatigue on each test.

What is the definition of training volume in resistance programs?

Answer: The total number of sets multiplied by repetitions multiplied by load

Training volume is calculated as sets × reps × load, representing the total work performed, and is one of the key variables manipulated during periodization.