ITF Physical Conditioning 2

Question 1

Which energy system is predominantly used during a typical tennis rally lasting 6–10 seconds?

Accepted Answer

ATP-PCr (phosphocreatine) system

Answer

Short, explosive rallies rely primarily on the ATP-PCr system for immediate energy.

Question 2

What is the recommended work-to-rest ratio coaches should train players to tolerate in competitive tennis?

Accepted Answer

1:3

Answer

Tennis has an approximate 1:3 work-to-rest ratio, meaning players rest roughly three times longer than they play.

Question 3

Which type of muscle fiber is most important for the explosive movements in tennis?

Accepted Answer

Type IIx (fast-twitch glycolytic)

Answer

Type IIx fast-twitch fibers produce the highest force and speed needed for explosive tennis movements.

Question 4

When designing a periodized plan for a junior tennis player, which training phase focuses on building a broad aerobic base?

Accepted Answer

General preparation phase

Answer

The general preparation phase emphasizes building a broad aerobic foundation before sport-specific conditioning.

Question 5

A tennis coach notices a player fatigues during the third set and errors increase. Which fitness component is most likely deficient?

Accepted Answer

Aerobic endurance

Answer

Declining performance in later sets is a classic sign of insufficient aerobic endurance capacity.

(ITF) International Tennis Federation Coaching Certification Practice Test