What exercise requires the greatest contribution from trunk stabilizers when
using 80% 1RM? Right Ans - Barbell bent-over row
What position of the knee is necessary to fully extend the gastrocnemius when
the ankle is in full dorsi flexion? Right Ans - Fully extended
Based on the principles of stability what exercise would be the most difficult
to stabilize? Right Ans - Standing single-arm dumbbell press
What refers to the cumulative input to the nervous system that relays body
and positional movement? Right Ans - Proprioception
Aerobic metabolism in the muscle cell occurs within which organelle?
Right Ans - Mitochondria
What anabolic hormone is released in higher concentrations in response to
heavy resistance training? Right Ans - Testosterone
What pair of movements employs reciprocal inhibition in a training set aimed
at improving strength and flexibility? Right Ans - Seated leg extension and
hamstring stretch
What is the only energy that can be metabolized aerobically and anaerobically
to produce ATP? Right Ans - Glycogen
What term represents the transfer of energy across joints to support
voluntary movement? Right Ans - Kinetic chain
Ankle dorsi flexion is caused by ___ Right Ans - A concentric contraction of
the anterior tibialis
What is the natural curvature of the thoracic spine? Right Ans - Kyphotic
Curve
What type of contraction is performed by the abdominals and erector spinae
musle group during the performance of a push-up? Right Ans - Isometric
, What physiological response occurs when lactate builds up in the blood?
Right Ans - Respiration rate increase
What has the greatest impact on relative hormonal response during exercise?
Right Ans - Intensity of exercise
What causes the protein-sparing mechanism to shut off during exercise?
Right Ans - Inadequate carbohydrates
To optimize aerobic capacity the body increases oxygen delivery and
extraction by adding Right Ans - Capillaries
Why is it recommended to perform static stretches following exercises, and
not before? Right Ans - Optimal as the body is warm
Pre-exercise static stretching can reduce power output
It can help with cool down and return to a homeostasic state
(All of the above)
Which system of the body has the greatest adaptation rate when exposed to a
new training stimulus? Right Ans - Nervous System
Delayed onset muscle soreness generally appears when? Right Ans - 24-48
hours after a training session ends
Stroke volume levels off at about 40% VO2 max, forcing the body to rely
strictly on increased _____ to manage cardiac output as the intensity rises.
Right Ans - Heart rate
What is a postural muscle characterized by a relatively greater slow-twitch
fiber density? Right Ans - Soleus
What recommendation would directly reduce the risk for heart disease?
Right Ans - Reducing chronic psychological stress
Advancing age and disease reduce vessel responsiveness called ___ which
increases risk for cardiovascular disease and stroke Right Ans - Vascular
compliance