Questions and CORRECT Answers
Force absorption is another principle of motion. This principle states that to
_______________ the impact of a reaction force, you must either _______________ the
amount of time in which the impact occurs or _____________________ the area over which
the impact occurs. - CORRECT ANSWER✔✔- Decrease; Increase; Increase
To throw as hard as he can a pitcher flexes his arm to decrease _______during the "windup"
then extends his arm to increase ________________ before ball release. - CORRECT
ANSWER✔✔- Inertia; Radius of Rotation
In running, the lower body twists one way and the upper body twists the opposite way. This
movement pattern creates a(n) __________ amount of force than if this movement were not
present. - CORRECT ANSWER✔✔- Greater
To increase stability you should - CORRECT ANSWER✔✔- widen base of support and
lower center of gravity
Which of the following would increase your running speed? - CORRECT ANSWER✔✔-
Pump arms forward and backwards
The theoretical perspective that most clearly omits environmental influences is - CORRECT
ANSWER✔✔- Maturational
Describe the relationship between stability and mobility. How is balance an example of this?
- CORRECT ANSWER✔✔- Increase in stability leads to decrease in mobility. In balance we
have to find a happy medium.
Which of the following concepts includes the element of speed? - CORRECT ANSWER✔✔-
Momentum
To slow down from a run to a walk you should direct force in - CORRECT ANSWER✔✔-
Downward and forward direction
, Which of the following does NOT affect catch-up growth? - CORRECT ANSWER✔✔-
Gender of Child
Growth occurs in the following ways - CORRECT ANSWER✔✔- Cephalocaudal;
proximodistal; From the head down
Match the tissue name with the bodily components that develop from it: - CORRECT
ANSWER✔✔- Mesoderm- Muscle and Bone
Endoderm- Internal Organs
Ectoderm- Skin and nervous system
The term for substances foreign to the human body that have detrimental effects on human
development is - CORRECT ANSWER✔✔- teratogens
The capacity for cells and/or bodily systems to take on a new function as needed is termed: -
CORRECT ANSWER✔✔- Plasticity
Relative growth rates of different body parts affects motor development. Which of the
following correctly illustrates this relationship? - CORRECT ANSWER✔✔- The larger head
relative to the rest of the body in a toddler limits stability.
Which of the following is a true statement about postnatal growth patterns? - CORRECT
ANSWER✔✔- After the age of 3 individuals tend to maintain their percentile position in
comparison with group norms (e.g. if they are at 40 the percentile they tend to remain at 40th
percentile as they grow).
The developing child is termed a(n) __________________ from the second to eight week of
prenatal development. - CORRECT ANSWER✔✔- Embryo
When do the secondary sex characteristics appear? - CORRECT ANSWER✔✔- at a younger
age in early maturers than in late maturers
Anomalies present at birth are called - CORRECT ANSWER✔✔- congenital defects