Exam (elaborations)
Knes 355 Final Exam questions with correct answers.
- Course
- Knes
- Institution
- University Of Maryland - University College
Knes 355 Final Exam questions with correct answers.
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Knes 355 Final Exam questions with correct answersPuberty is generally characterized by: Correct Answer-Growth in the
legs
Peak Height Velocity (PHV) Correct Answer-The maximum velocity in
stature growth during adolescent
Peak Height Velocity (PHV) and Peak Weight Velocity (PWV) are
indicators of: Correct Answer-Biological/Somatic maturity
Peak Height Velocity (PHV) units Correct Answer-centimetre/year
As we enter childhood, our growth rate ____ Correct Answer-Drops
Which sex peaks in puberty first? Correct Answer-Girls
Take off Correct Answer-- Age of initiation of growth spurts
- Right before peak height velocity
Ages of take-off for boys and girls? Correct Answer-- Girls = 9-10
- Boys = 10-12
,Ages of peak height velocity for boys and girls? Correct Answer-- Girls
= 11-13
- Boys = 13-15
How much are boys and girls growing at peak height velocity? Correct
Answer-- Girls = Average 9cm/year (between 5.4-11.2)
- Boys = Average 10.3cm/year (between 5.8-13.1)
Peak Weight Velocity (PWV) Correct Answer-Maximum rate of
increasing body weight
Which comes first? Peak HEIGHT velocity? or Peak WEIGHT velocity?
Correct Answer-- Peak height velocity
Pattern of growth for utero/birth to 1 year? Correct Answer-Trunk to
extremities
Pattern of growth during puberty? Correct Answer-Extremities to trunk
Pattern of growth for adolescence? Correct Answer-Trunk to extremities
What happens to flexibility during puberty for boys and girls? Correct
Answer-- Girls are more flexible than boys
- After age 12, it increases in both boys and girls
,- Girls = It stays level between age 4-12
- Boys = it decreases between age 4-12
What happens to strength during puberty for boys and girls? Correct
Answer-- Girls = Reach peak gains ~0.6 years after PHV
- Boys = Reach peak gains ~1.2 years after PHV
Motor performance development in relation to peak height velocity
Correct Answer-- MPD generally begins 1.5 years ahead of PHV
- MPD peaks 0.5-1.5 years after PHV
- Shuttle run is an exception
How to assess maturity status? Correct Answer-- % of predicted adult
height
- Maturity offset related to PHV
Bio-Banding Correct Answer-Levelling the playing field between kids
of different biological maturity
Are lactate levels stable or variable? Correct Answer-They are
constantly in flux
, Where do glycogen stores mainly sit? Correct Answer-In the muscles
Absolute aerobic capacity units Correct Answer-- L/min of VO2
- Watts
Relative aerobic capacity units Correct Answer-- mL/kg/min of VO2
- Watts/kg
What does VO2 max represent? Correct Answer-The maximal amount
of O2 that can be used to produce ATP during exercise
What does aerobic capacity involve? Correct Answer-The movement of
O2 from lung to blood to muscle mitochondria (Delivery and Extraction)
Aerobic capacity depends on ___ and ____ Correct Answer-
Composition and maturity
Fick equation Correct Answer-- Rate at which a person uses oxygen
- VO2 = Q * a-vO2 difference
Stroke volume ___ with age Correct Answer-Rises
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