Cardiorespiratory
To where does pulmonary circulation carry blood?
lungs
brain
legs
abdomen
lungs
Muscular endurance is assessed by measuring the
most force a muscle can produce in a single maximal effort.
most force a muscle can produce in 10 repetitions.
ability of a muscle to hold or repeat a contraction over time.
ability of a muscle to exert force rapidly.
ability of a muscle to hold or repeat a contraction over time.
Heatstroke requires emergency medical treatment.
true
false
true
Which statement is correct regarding physical activity?
People should avoid doing more than 2 hours of activity per day.
Regular activity must be intense to provide health benefits.
Activity must be in the form of a formal, continuous exercise program.
A little physical activity is better than none.
A little physical activity is better than none.
A certain amount of fat is necessary for the body to function.
true
false
What is the state of the heart during systole?
resting
contracting
suffering an attack
filling with blood
contracting
Which activities predominantly use slow-twitch muscle fibers?
walking and jogging
squats and push-ups
weight training and racket sports
shot -putting and sprinting
walking and jogging
Which type of condition is defined as a disease that develops and continues over a long period?
chronic disease
infectious disease
terminal disease
subclinical disease
chronic
According to the latest recommendations, for substantial health benefits, adults should
do at least 150 minutes of moderate-intensity aerobic exercise per week.
exercise at a moderate level for 10 to 15 minutes every day.
limit themselves to performing some type of resistance training every day.
get at least 150 minutes of vigorous-intensity exercise per day.
do at least 150 minutes of moderate-intensity aerobic exercise per week.
In addition to being inexpensive and practical, skinfold measurements provide highly accurate measurements of body fat.
true
false
False
What are the tiny, thin-walled air sacs found inside the lungs?
atrial sacs
venules
endolethials
alveoli
alveoli
Which describes a muscle fiber?
a motor nerve attached to muscle cells
a protein structure within muscle cells
an enzyme that facilitates metabolism within muscle cells
an individual muscle cell
an individual muscle cell
What is the major difference between life span and health span?
freedom from chronic or disabling disease
longer life expectancy
higher quantity of life but lower quality of life
increased susceptibility to unintended injury
freedom from chronic or disabling disease
In addition to pulse counting, how can one monitor exercise intensity?
rating of perceived exertion
time of exercise
1-mile walk test
frequency of training
rating of perceived exertion
Which stretching technique do experts recommend for general fitness?
static stretching
ballistic stretching
proprioceptive neuromuscular facilitation
passive stretching
static stretching
What is a typical resting heart rate for a healthy individual?
120 to 200 bpm
90 to 100 bpm
50 to 90 bpm
15 to 30 bpm
50 to 90 bpm
Isometric exercise is best defined as a muscle contraction that
involves movement.
causes the muscle to get shorter as it contracts.
does not change the length of the muscle.
includes changing the angle of the joint.
does not change the length of the muscle.
According to the stages-of-change model of changing behavior, at which stage do people begin to make small changes in their behavior?
contemplation stage
preparation stage
maintenance stage
action stage
preparation stage
The body adapting to a gradual increase in the amount of exercise is the definition of which aspect of exercising?
progressive overload
specificity of exercise
the principle of reversibility
the principle of adaptability
progressive overload
According to experts, a percentage of body fat below the range of________ is unhealthy.
1–3% for men and 3–5% for women
3–5% for men and 8–12% for women
8–12% for men and 15–20% for women
15–20% for men and 20–25% for women
3–5% for men and 8–12% for women
How is maximal oxygen consumption (VO2max) defined?
the highest rate of oxygen consumption that an individual is capable of during maximum physical effort
the velocity of oxygen flowing through the blood during maximum physical effort
the genetic pressure that defines the velocity of blood flow during maximum physical effort
the multivariate system of maintaining blood pressure during maximum physical effort
the highest rate of oxygen consumption that an individual is capable of during maximum physical effort
What is the long-term lengthening of connective tissues called?
plastic elongation
elastin damage
structural flexibility
elastic elongation
plastic elongation
The ability to think critically is an aspect of________ wellness.
emotional
intellectual
interpersonal
spiritual
intellectual
If glycogen stores are full and the body's immediate need for energy is met, what happens to the remaining glucose?
It is converted to fat and stored in the body's fatty tissues.
It is converted to glycogen and stored in the muscles.
It is converted to fat and stored in the muscles.
It is excreted from the body.
It is converted to fat and stored in the body's fatty tissues.
What type of stretching features contracting a muscle prior to stretching?
active stretching
passive stretching
ballistic stretching
proprioceptive neuromuscular facilitation
proprioceptive neuromuscular facilitation