NESTA Certified Triathlon Coach

In which order are the three disciplines completed in a standard triathlon?

• ABike, swim, run
• BRun, bike, swim
• CSwim, bike, run
• DSwim, run, bike

Which Olympic-distance triathlon leg distances are correct?

• A1.5 km swim, 40 km bike, 10 km run
• B0.75 km swim, 20 km bike, 5 km run
• C3.8 km swim, 180 km bike, 42.2 km run
• D1.9 km swim, 90 km bike, 21.1 km run

Which muscle is the primary mover during the propulsive 'catch and pull' phase of the freestyle swim stroke?

• ALatissimus dorsi
• BGastrocnemius
• CTibialis anterior
• DSternocleidomastoid

Which energy system predominantly fuels a steady-state Ironman bike leg lasting several hours?

• AATP-PC (phosphagen) system
• BAnaerobic glycolytic system
• CAerobic oxidative system
• DLactate shuttle alone

VO2max is best defined as which of the following?

• AThe maximum heart rate achievable during exercise
• BThe lactate threshold expressed as a percentage of heart rate
• CThe maximum rate of oxygen consumption the body can use during intense exercise
• DThe total volume of air moved by the lungs per minute

Which division of the nervous system increases heart rate and mobilizes energy at the start of a race?

• AParasympathetic nervous system
• BEnteric nervous system
• CSomatic sensory system
• DSympathetic nervous system

Which hormone, released by the adrenal medulla, helps increase cardiac output and free fatty acid availability during endurance exercise?

• AEpinephrine (adrenaline)
• BInsulin
• CMelatonin
• DCalcitonin

What is the main physiological benefit of a higher swim stroke 'distance per stroke' for a triathlete?

• AIt increases drag and slows the swimmer
• BIt eliminates the need for kicking entirely
• CIt improves swim efficiency, covering more distance with less energy expenditure
• DIt raises heart rate to maximal levels

Hydrodynamic drag in swimming is minimized primarily by which of the following?

• ASwimming with the hips low and head high
• BCrossing the arms over the centerline on entry
• CIncreasing the frontal surface area of the body
• DMaintaining a long, horizontal, streamlined body position near the surface

On the bike, which body position most reduces aerodynamic drag at racing speeds?

• AA low, tucked aero position with forearms on aerobars and a flat back
• BSitting fully upright with hands on the bar tops
• CRiding with elbows flared wide
• DStanding out of the saddle on flat terrain

Aerodynamic drag force on a cyclist increases in proportion to which of the following?

• AThe square of velocity
• BThe cube root of velocity
• CInversely with velocity
• DIt is independent of velocity

Which running biomechanics fault is most associated with increased braking force and injury risk?

• ALanding with the foot under the center of mass
• BMaintaining a cadence near 180 steps per minute
• COverstriding so the foot lands well ahead of the center of mass
• DA slight forward lean from the ankles

In cycling biomechanics, what is the main consequence of a saddle set too high?

• AExcessive knee flexion at the top of the pedal stroke
• BReduced reach to the handlebars
• CIncreased power with no downside
• DOverextension of the knee and rocking of the hips at the bottom of the stroke

Which assessment is most appropriate for estimating a triathlete's functional threshold power (FTP) on the bike?

• AA 20-minute maximal effort test, with FTP set at about 95% of average power
• BA single 5-second maximal sprint
• CA seated calf-raise test to failure
• DA static vertical jump test

What does a Critical Swim Speed (CSS) test help a coach determine?

• AA sustainable swim threshold pace used to set swim training zones
• BAn athlete's one-rep-max bench press
• CThe athlete's resting metabolic rate
• DThe optimal bike saddle height

Before beginning a coaching relationship, what is the most important first assessment a triathlon coach should obtain?

• AThe athlete's 1RM deadlift
• BThe athlete's preferred race-day kit
• CA health-history and readiness screening such as the PAR-Q+
• DThe athlete's social media following

A functional movement screen reveals a triathlete has very limited ankle dorsiflexion. Which discipline is this most likely to compromise first?

• AOpen-water sighting
• BWetsuit removal in transition
• CDrafting legally on the bike
• DEfficient run mechanics and shock absorption

Which principle states that the body adapts specifically to the type of demand placed on it?

• AThe SAID principle (Specific Adaptation to Imposed Demands)
• BThe Bernoulli principle
• CThe all-or-none principle
• DThe principle of reversibility

In a periodized triathlon plan, what is the main goal of the 'base' phase?

• ABuild aerobic endurance, technique, and general conditioning at mostly moderate intensity
• BPeak race-specific intensity and sharpening
• CMaximize one-rep-max strength only
• DEliminate all swimming to focus on running

Which sequence correctly orders the macrocycle phases for an A-race build?

• APeak, base, build
• BBuild, peak, base
• CBase, build, peak (then taper)
• DTaper, base, peak

What does the principle of progressive overload require a coach to do over time?

• AKeep training load exactly constant to avoid injury
• BTrain only at maximal intensity every session
• CIncrease training load by 50% each week
• DGradually increase training stress (volume, intensity, or frequency) to drive continued a…

A common guideline to limit overuse injury when increasing run mileage is to raise weekly volume by no more than approximately what amount?

• AAbout 10% per week
• BAbout 50% per week
• CDoubling each week
• DThere is no need to limit increases

What is the purpose of a 'recovery week' (deload) in a triathlon training block?

• ATo reduce training load temporarily so the body absorbs adaptation and dissipates fatigue
• BTo stop all activity for the entire week
• CTo set new personal-best efforts in every discipline
• DTo add two extra hard sessions

For an Ironman-distance athlete, which 'brick' workout best builds race-specific readiness?

• AA swim immediately followed by a long bike
• BA strength session followed by a nap
• CA long bike immediately followed by a run off the bike
• DA run followed by an unrelated rest day

Which is the best example of polarized training distribution for endurance athletes?

• AThe majority of training easy with a small portion at high intensity, and little in the m…
• BAll training performed at moderate (threshold) intensity
• CEqual thirds of easy, moderate, and maximal effort every day
• DOnly high-intensity intervals with no easy volume

Which freestyle technique cue helps a triathlete improve body rotation and reduce shoulder strain?

• AKeep the body completely flat with no roll
• BPull straight down with locked elbows
• CLift the head high to breathe on every stroke
• DRotate the body along the long axis, driving from the hips with each stroke

What is the purpose of bilateral breathing in freestyle for open-water triathlon?

• AIt promotes a balanced stroke and lets the swimmer sight and breathe to either side in ch…
• BIt allows the swimmer to stop kicking
• CIt is required by triathlon rules
• DIt increases drag for a harder workout

In open-water swimming, 'sighting' refers to which skill?

• AClosing the eyes to relax
• BDrafting directly behind another swimmer
• CBriefly lifting the eyes forward to spot a buoy or landmark and stay on course
• DCounting strokes per length

An optimal pedaling technique cue for triathletes is to:

• APush down hard only at the bottom of the stroke
• BMaintain a very low cadence under 40 rpm on flats
• CPedal with the toes pointed sharply down the entire stroke
• DApply smooth, even force through a full, round pedal stroke (often called 'pedaling circl…

A typical efficient self-selected cycling cadence range for trained triathletes is approximately:

• A85-95 rpm
• B30-45 rpm
• C130-150 rpm
• DCadence does not affect efficiency

A common run-cadence target used to improve running economy and reduce overstriding is approximately:

• A120 steps per minute
• B220 steps per minute
• CAround 170-180 steps per minute
• DCadence should be ignored entirely

Coming off the bike, runners often feel heavy 'jelly legs.' Which drill best addresses this in training?

• ALong, slow swims only
• BStatic stretching during the bike leg
• CMaximal sprints with full rest
• DShort transition runs immediately after cycling to adapt neuromuscular coordination

Using the common 5-zone heart-rate model, which zone is associated with easy aerobic 'recovery and base' efforts?

• AZone 1 (very light)
• BZone 4 (threshold)
• CZone 5 (VO2max/maximal)
• DThere are no heart-rate zones

Which method gives a more individualized basis for setting heart-rate zones than the '220 minus age' estimate?

• AUsing a field- or lab-measured maximum heart rate or lactate-threshold heart rate
• BGuessing from resting heart rate alone
• CCopying another athlete's zones
• DUsing a fixed 150 bpm for everyone

What does the phenomenon of 'cardiac drift' describe during a long, steady run in the heat?

• AHeart rate steadily rising at a constant pace, partly due to dehydration and rising core…
• BHeart rate dropping below resting levels mid-run
• CThe heart stopping briefly between beats
• DA permanent increase in maximum heart rate

A key advantage of training with a cycling power meter over heart rate alone is that power:

• AIs affected more by heat and caffeine
• BCannot be used to set training zones
• CProvides an immediate, direct measure of work output with no lag
• DReplaces the need for any recovery

Cycling power training zones are typically anchored as a percentage of which value?

• AResting heart rate
• BMaximum sprint cadence
• CBody weight in kilograms
• DFunctional Threshold Power (FTP)

Why is 'power-to-weight ratio' (watts per kilogram) an important metric, especially for hilly bike courses?

• AIt indicates how much power an athlete produces relative to body mass, strongly affecting…
• BIt measures swim efficiency
• CIt determines wetsuit legality
• DIt is unrelated to cycling performance

Lactate threshold is best described as:

• AThe point where the body stops producing lactate
• BThe maximal heart rate
• CThe exercise intensity above which blood lactate accumulates faster than it can be cleared
• DThe intensity at which fat is the only fuel used

Which is a primary advantage of using rate of perceived exertion (RPE) alongside heart-rate and power data?

• AIt requires expensive equipment
• BIt is always more accurate than any device
• CIt is simple, free, and captures how the athlete feels when devices fail or readings misl…
• DIt only works in a laboratory

Which best describes the primary purpose of a triathlon-specific warm-up before a hard session?

• ATo exhaust the athlete before the main set
• BTo maximize lactate before starting
• CTo replace the cool-down
• DTo gradually raise core and muscle temperature, increase blood flow, and prime the nervou…

A runner reports pain along the medial shin that worsens with running volume. This pattern is most consistent with:

• AMedial tibial stress syndrome ('shin splints')
• BPlantar fasciitis
• CSwimmer's shoulder
• DSaddle sores

If an athlete describes chest pain, dizziness, or fainting during exercise, the coach's correct action is to:

• AEncourage the athlete to push through it
• BPrescribe a harder interval set
• CStop the activity and refer the athlete to a physician for medical evaluation
• DIgnore it if the athlete is young

Which is the most effective way to prevent overtraining syndrome in a triathlete?

• AEliminating all rest days
• BIgnoring resting heart-rate trends
• CAlways training at maximal effort
• DMonitoring training load, recovery markers, mood, and sleep, and adjusting load when fati…

Why is CPR certification commonly encouraged for triathlon coaches even when not strictly required?

• AIt prepares the coach to respond to cardiac or drowning emergencies and is often needed f…
• BIt guarantees faster athlete race times
• CIt replaces the need for a lifeguard at open-water sessions
• DIt is only relevant to swimming pools

Which environmental condition most increases the risk of hyponatremia during a long, hot race?

• ADrinking only when thirsty
• BConsuming a balanced electrolyte drink
• CDrinking excessive plain water while losing significant sodium in sweat
• DReducing total fluid intake to match losses

Which statement about a triathlon coach's scope of practice regarding nutrition is correct?

• ACoaches may diagnose and treat eating disorders
• BCoaches must create medical meal plans for clinical conditions
• CCoaches should prescribe specific medications
• DCoaches can provide general healthy-eating and fueling guidance but should refer medical…