Kine 325 Midterm 1
Newtons third law states that to every action there is an equal and opposite reaction
True
The loss of weight in older adulthood results mainly from loss of muscle tissue
True
A constraint
limits or permits movement discourages or encourages movement
A loss of 1% bone mass occurs each year, starting as early as the mid-?
50's
The maturation perspective explains developmental changes as a function of maturational processes in particular through the development of the
CNS
The temp is an example of this kind of constraint
Environment
T/F Genetic abnormalities are always inherited?
F
Which of the following terms is associated with Newton's second Law of motion?
F=AM
_____ movements are involuntary movements that an individual makes in response to specific stimuli
Stereotypies
What is a rate limiter for walking?
Strength and balance
Girls begin their adolescent growth spurt approximately 2 years before boys begin their adolescent growth spurt
T
Skilled athletes always extend their limbs as much as possible during movement in order to achieve the greatest velocity
T
Changes in body size during adulthood are more and more variable among individuals as we consider increasingly older age groups
T ?
Newtons first law of motion states that an object at rest and an object in motion stays in motion until acted on by force
True
_____ occurs when individuals propel themselves on one foot and land on the other foot
leaping
Functional constraints relate to behavioral function. What is a functional constraint
attentional focus
A rate limiter for jumping include that a person must
be able to develop enough force to bring to the body
The perception action approach uses which of the following terms?
body scaling and performance
The information processing perspective holds that human brains act like
computor
Component of definition of development?
continuous process and maybe age
What is the primary rate limiter for galloping?
coordination
What is the primary rate limiter for skipping?
cordination
Infants may use a variety of types of locomotion. For example ____ is defined as infants moving on hands and knees?
creeping
What is the research study design in which researchers measure individuals or groups at selected ages and observe them all within a relatively short time?
cross-sectional
Which are two branches of the ecological perspective?
dynamic systems and perception action
The terms soft assembly,rate limiter and controllers are related to which perspective of development?
ecological
The _____ system exerts its control over specific cellular functions through chemical substances called hormones
endocrine
Which is required for infants to begin creeping or crawling to explore the environment?
enough strength to support and move oneself coordination to uncouple the limbs surface has several characteristics including Continuous path to support the body
T/F Environmental Constraints are changed when an individuals body grows and matures leading to further development of the skeletal
f
Peak height velocity and peak weight velocity occur at the same age in both boys and girls
false
In young adulthood the proportion of lean body weight pften______ as a result of ______in fat mass
increases as a result of decrease
Walking patterns in adulthood tend to change mainly as a result of which type of constraint
individual
The ecological perspective emphasizes the ____ between the individual, the environment, and the task.
interrelationships
_____ occurs when a person propels himself on one foot and lands on the other
leaping
A longitudinal research study involves observing the same individual or group
on numerous occasions over a long period
An increase in weight is an example of?
physical growth
_____ refers to an increase in size or body mass resulting from an increase in in complete already formed body parts
physical growth
Which type of reflex is exhibited by newborns but is loses strength over time until disappearing around the fourth month
primitive
primitive, Postural, Locomotor are all types of infantile _____ movements
reflex
Movements that are performed by infants without any apparent stimulation include which type of of movements?
spontaneous
What is the primary rate limiter for running?
strength
Which type of contraint is external to the body
task and environment
Newtons ______law of motion states that the acceleration of a person or object is proportional to the force applied to it and inversely proportional to its mass
third law
Extension of the limb, increase of the limb length, and an increase in rotational velocity all contribute to the optimal performance of throwing a baseball T/F?
true