ANSWERS SURE A+
✔✔What is the byproduct of glucose and glycogen metabolism (glycolysis) in anaerobic
muscle energetics? - ✔✔Lactic Acid
✔✔Type I muscle fibers are aerobic. - ✔✔true
✔✔Type II muscle fibers are slow twitch fibers. - ✔✔false
✔✔Cardiovascular exercise results in: - ✔✔Mitochondrial adaptations and Capillary
capacity adaptations
✔✔Muscular hypertrophy is a(n) - ✔✔increase in muscle fiber size
✔✔Kinesiology is - ✔✔he science or study of movement, and the active and passive
structures involved
✔✔An example of an antagonist muscle is - ✔✔riceps during a biceps curl
✔✔The angle of pull is - ✔✔the variance of force at different points in the range of
motion of an exercise
✔✔A lever is defined as - ✔✔a rigid bar that turns around an axis of rotation or fulcrum
✔✔Biomechanics is the study of: - ✔✔Movement
✔✔Musculoskeletal deviations can result in - ✔✔poor muscle balance, poor flexibility,
improper spinal alignment
✔✔Excessive lateral curvature of the spinal column is known as: - ✔✔Scoliosis
, ✔✔What should be of prime focus in all fitness activities? - ✔✔Posture
✔✔The knee is stabilized on the anterior side by which muscle? - ✔✔quadriceps
✔✔The shoulder joint is a multi-axial joint that allows for all the following movements
except - ✔✔flexion, extension/hyperextension, transverse (horizontal) adduction and
abduction, abduction and adduction, medial (inward) and lateral (outward) rotation, and
circumduction.
✔✔In a concentric contraction the muscles shorten to produce movements. - ✔✔true
✔✔An antagonist muscle is one that has an action directly opposite to that of the
agonist. - ✔✔true
✔✔Muscular force is broken down into the components of: - ✔✔Magnitude, Direction,
Application of force, Line of force
✔✔Newton's third law of motion deals with force and its relationship to mass and
acceleration. - ✔✔false
✔✔A high development of the agonist-antagonist function is essential to the
development of a well-aligned and balanced body. - ✔✔true
✔✔The hamstrings muscles are a two-joint muscle that act at the knee and hip. -
✔✔true
✔✔The angle of Q represents - ✔✔starting strength
✔✔New trainees should _______ through the sticking point and ______ during the less
strenuous portion of the lifts. - ✔✔exhale, inhale
✔✔The purpose of the general warm up is to - ✔✔ncrease the functional potential of the
body as a whole
✔✔What should be considered when working on exercise machines? - ✔✔adjustability,
ROM, and balance
✔✔Strength is our ability to contract our muscles with maximum force given certain
constraints. - ✔✔true
✔✔The Valsalva Maneuver involves expiring against a closed glottis and when
combined with contracting muscles of the abdomen and ribcage creates rigidity in the
entire torso. - ✔✔true