KIN 4300 Study Q (2) Complete Study Guide:
Everything You Need to Ace It!!
Skeletal muscle accounts for approximately _______% of a female's body weight and more
than ____ of a male's body weight. correct answers 23, 40
The effects of aging on strength are affected by all the following except? correct answers the
height of the individual
Muscle size and function change dramatically across the human life span. correct answers
True
____________is the term used to describe the resulting amount of rotation of a limb. correct
answers torque
Angiogenesis occurs in the elderly as well as in young individuals. correct answers true
Sarcopenia and muscle atrophy are essentially the same thing. correct answers false
A substantial loss of lower body strength in the elderly not only impairs locomotion but also
is associated with an increased risk of falling. correct answers true
Human skeletal muscle regardless of gender, generates a maximum of __________ newtons
of force per square centimeter of muscle cross section. correct answers 16 to 30
_________ contract very rapidly, using energy derived from immediate stores of ATP and
from anaerobic energy processed to develop tension quickly. correct answers Fast-twitch
muscle fibers
It is clear that people differ greatly in the amount of strength lost across the years. correct
answers true
Lowering a bag of groceries to the ground involves concentric muscle contraction. correct
answers false
After 70 years of age, it is normal for muscle mass to deteriorate. correct answers true
Resistance training for strength and power as one ages help one to maintain physical function
and mobility. correct answers true
Maximal muscle strength is achieved in the __________? correct answers 20s or 30s
Males on average are _______% stronger than females in upper body strength and about
______ in lower body strength. correct answers 50, 30
Studies of human muscle characteristics are plagued with sampling problems. correct answers
true
Master athletes who train intensely do not experience sarcopenia. correct answers false
, It is well known that resistance programs for strength are effective and safe for most elderly.
correct answers true
Static strength is also known as _____________. correct answers isometric strength
Poor nutrition and physical inactivity contribute to sarcopenia. correct answers true
Muscles of the upper extremities tend to change less with age than muscles of the lower
extremities. correct answers true
Skeletal muscles are affected by use, so that those muscles that are forcefully contracted
become larger. This is called _______. correct answers muscle hypertrophy
______________ is used when an individual runs up a flight of stairs as quickly as possible.
correct answers Muscle power
Strength training programs improve power output. correct answers false
In younger individuals, 70% of muscle is composed of muscle fibers. In older adults, _____%
of the muscle is made up of muscle fibers. correct answers 50
The most commonly used measure of dynamic strength is what? correct answers the 1-
repetition maximum
Most sedentary older adults exhibit a decline in strength of about _______% per year
beginning in the 50s. correct answers 1
All of the following are factors that may cause loss of muscle strength with aging except?
correct answers decrease in disease
Daily strength training programs can postpone indefinitely deterioration in muscle mass.
correct answers false
If muscles contract rapidly they produce strength. correct answers false
The decline in strength with age is greater than the decline in power. correct answers false
Age-related changes in power are about ________ to ____ percent per decade for absolute
power. correct answers 6, 11
Aerobic dysfunction of muscle in old adults seems to be much more related to sedentary
behavior than to aging. correct answers true
All of the following are common risk factors associated with fall among older adults except:
correct answers muscle strength
High speed video captures kinetic qualities, whereas force plates capture kinematic qualities.
correct answers False
Everything You Need to Ace It!!
Skeletal muscle accounts for approximately _______% of a female's body weight and more
than ____ of a male's body weight. correct answers 23, 40
The effects of aging on strength are affected by all the following except? correct answers the
height of the individual
Muscle size and function change dramatically across the human life span. correct answers
True
____________is the term used to describe the resulting amount of rotation of a limb. correct
answers torque
Angiogenesis occurs in the elderly as well as in young individuals. correct answers true
Sarcopenia and muscle atrophy are essentially the same thing. correct answers false
A substantial loss of lower body strength in the elderly not only impairs locomotion but also
is associated with an increased risk of falling. correct answers true
Human skeletal muscle regardless of gender, generates a maximum of __________ newtons
of force per square centimeter of muscle cross section. correct answers 16 to 30
_________ contract very rapidly, using energy derived from immediate stores of ATP and
from anaerobic energy processed to develop tension quickly. correct answers Fast-twitch
muscle fibers
It is clear that people differ greatly in the amount of strength lost across the years. correct
answers true
Lowering a bag of groceries to the ground involves concentric muscle contraction. correct
answers false
After 70 years of age, it is normal for muscle mass to deteriorate. correct answers true
Resistance training for strength and power as one ages help one to maintain physical function
and mobility. correct answers true
Maximal muscle strength is achieved in the __________? correct answers 20s or 30s
Males on average are _______% stronger than females in upper body strength and about
______ in lower body strength. correct answers 50, 30
Studies of human muscle characteristics are plagued with sampling problems. correct answers
true
Master athletes who train intensely do not experience sarcopenia. correct answers false
, It is well known that resistance programs for strength are effective and safe for most elderly.
correct answers true
Static strength is also known as _____________. correct answers isometric strength
Poor nutrition and physical inactivity contribute to sarcopenia. correct answers true
Muscles of the upper extremities tend to change less with age than muscles of the lower
extremities. correct answers true
Skeletal muscles are affected by use, so that those muscles that are forcefully contracted
become larger. This is called _______. correct answers muscle hypertrophy
______________ is used when an individual runs up a flight of stairs as quickly as possible.
correct answers Muscle power
Strength training programs improve power output. correct answers false
In younger individuals, 70% of muscle is composed of muscle fibers. In older adults, _____%
of the muscle is made up of muscle fibers. correct answers 50
The most commonly used measure of dynamic strength is what? correct answers the 1-
repetition maximum
Most sedentary older adults exhibit a decline in strength of about _______% per year
beginning in the 50s. correct answers 1
All of the following are factors that may cause loss of muscle strength with aging except?
correct answers decrease in disease
Daily strength training programs can postpone indefinitely deterioration in muscle mass.
correct answers false
If muscles contract rapidly they produce strength. correct answers false
The decline in strength with age is greater than the decline in power. correct answers false
Age-related changes in power are about ________ to ____ percent per decade for absolute
power. correct answers 6, 11
Aerobic dysfunction of muscle in old adults seems to be much more related to sedentary
behavior than to aging. correct answers true
All of the following are common risk factors associated with fall among older adults except:
correct answers muscle strength
High speed video captures kinetic qualities, whereas force plates capture kinematic qualities.
correct answers False
