QUESTIONS AND SOLUTIONS VERIFIED A+
●● what type of stretching activates the muscle spindles?.
Answer: Ballistic Stretching
●● What are muscle spindles?.
Answer: specialized receptors in the muscle that monitor muscle length
change and the speed of muscle length change
●● name the six skill- related components of fitness.
Answer: 1. agility
2.balance
3.coordination
4. power
5. reaction time
6. speed
●● What is the difference between max HR and HR reserve.
Answer: max HR is the hight HR a person can achieve, it is measured
with a max HR test or estimated with 220-age
,HR reserve is your maximal HR minus your resting HR
●● How does compression lower you HR in the water?.
Answer: it acts like a compressor on the body systems, causing a smaller
venous load to the heart than in land exercise.. the heart has to work less
to return blood from the limbs back to your heart
●● what are the factors that influence HR in the water.
Answer: 1. temperature
2. reduced gravity
3. compression
4. partial pressure
5. reduced body mass
●● What is the ACSM (2018) recommended frequency for resistance
training?.
Answer: 2-3 days per week for each major muscle group
●● define body composition.
Answer: the body's relative percentage of fat as compared to lean tissue
(bone, muscles, organs)
●● list 5 benefits of regular exercise.
,Answer: 1. improves physical appearance
2.increases functional capacity
3.improves strength and endurance
4. strengthens the walls of the blood vessels
5. improves efficiency of the nervous, lymph, and endocrine systems
●● when calculating exercise intensity, a popular method is the
______________.
Answer: Karvonen Formula
●● What is the Karvonen Formula also known as.
Answer: HR reserve method
●● _________ is a subjective method of assessing effort, strain,
discomfort, and fatigue experienced during exercise.
Answer: Rate of Perceived Exertion
●● Aside from RPE, what is another subjective method used to measure
intensity.
Answer: talk test
●● what are the 3 aerobic conditioning formats.
Answer: 1. continuous training
, 2.Interval training
3. Circuit training
●● The skeletal system provides our bodies with support, protection, and
____________.
Answer: structure
●● During the cardiac cycle, _______ is the active contraction of the
heart muscle and _____ is the relaxation of the heart muscle.
Answer: systole
diastole
●● Which characteristic of muscle allows it to shorten and thicken.
Answer: contractility
●● the _________ muscle group flexes the knee at the leg.
Answer: hamstrings
●● what is a motor neuron.
Answer: relay outgoing information for the CNS to the muscle cells
●● Describe the Valsalva Maneuver.