ANSWERS 2025 VERIFIED UPDATE.
is defined as the maximum force that can be exerted by a muscle or muscle group
against a resistance- A n s w e r - muscular strength
what type of stretching activates the muscle spindles, specialized receptors in the
muscle that monitor muscle length change and the speed of muscle length change?
- Answer - ballistic stretching
name the six skill-related components of fitness- A n s w e r - balance,
coordination, speed, power, agility, and reaction time
what is the difference between maximal heart rate and heart rate reserve-
A n s w e r - maximal heart rate is the highest heart rate a person can achieve. it is
measured with a max HR test or estimated with 220- age. Heart rate reserve is your
maximal HR minus your resting heart rate.
how does compression lower your heart rate in the water? - A n s w e r - water
compresses all the body systems, including the vascular system, causing a smaller
venous load to the heart, reducing heart rate.
what is the ACSM (2018) recommended frequency for resistance training? -
A n s w e r - two to three days/week for each major muscle group
define body composition- A n s w e r - the body's relative percentage of fat as
compared to lean tissue (bones, muscles, and organs)
list five benefits of regular exercise- A n s w e r - improves physical appearance,
increases functional capacity, heart becomes stronger, strengthens the walls of the
blood vessels, improves strength and endurance,
when calculating exercise intensity, a popular method is the Karvonen Formula, which is
also known as the- Answer - Heart Rate Reserve method
is a subjective method of assessing effort, strain, discomfort, and fatigue
experienced during exercise. - Answer - rating of perceived exertion
The skeletal system provides our bodies with support, protection, and . -
A n s w e r - Structure
During the cardiac cycle, is the active contraction of the heart muscle and is
the relaxation of the heart muscle. - A n s w e r - Systole, Diastole
, Which characteristic of muscle allows it to shorten and thicken- A n s w e r - Contractility
The muscle group flexes the leg at the knee. - A n s w e r - Hamstrings
What is a motor neuron- A n s w e r - Efferent neurons that relay outgoing
information from the central nervous system to the muscle cells
Describe the valsalva maneuver- A n s w e r - Holding one's breath while exerting.
Creates unequal pressure in the chest, causing blood pressure to drop and decreasing
blood flow to the heart. Resuming normal breathing creates a surge of blood flow to the
heart, causing a sharp increase in blood pressure.
Name the 5 systems of the body most actively involved in movement and
exercise- Answer - Skeletal, muscular, nervous, respiratory, and cardiovascular
systems
In a muscle pair, the muscle that is actively contracting is referred to as the , or
prime mover- A n s w e r - Agonist
List the three types of muscle tissues in the human body- A n s w e r - Visceral,
cardiac, and skeletal
The process by which bones grow in the body is called- Answer - Ossification
states that you train only that part of the system or body that is
overloaded- Answer - Specificity
Muscle balance should be considered for the front and back, left and right sides, and
parts of the body- A n s w e r - Upper and Lower
Which metabolic system yields the highest amount of ATP for the working
muscles?- Answer - Oxidative system
Recovery pertains to two segments of training: recovery exercise and recovery
an exercise session.- A n s w e r - During; after
List 5 physical and psychological symptoms that commonly accompany
overtraining- Answer - Reduction in performance and coordination, elevated resting
heart rate and blood pressure, loss of appetite, soreness, increased illness or
infection, as well as issues with sleep, depression, and a reduced self-esteem
Which type of muscle tissue is best suited for endurance activities? - A n s w e r
- slow twitch
Concentric and eccentric muscle actions are part of a(n) muscle
contraction- Answer - Isotonic