Kine 325 Midterm 1

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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


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