KIN 310 EXAM 2: Muscular Strength and Endurance || All Answers Are Correct 100%.
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Module
KIN 310
Institution
KIN 310
Body Types correct answers mesomorph, ectomorph, endomorph
How much does muscle strength decrease between the ages of 25-75 correct answers 30%
most strength decreases after what age correct answers 50 years and up after menopause
most rapid decline of muscular strength correct answers 80 ...
KIN 310 EXAM 2: Muscular Strength and Endurance || All
Answers Are Correct 100%.
Body Types correct answers mesomorph, ectomorph, endomorph
How much does muscle strength decrease between the ages of 25-75 correct answers 30%
most strength decreases after what age correct answers 50 years and up after menopause
most rapid decline of muscular strength correct answers 80 years of age
What Factors affect your ability to gain strength correct answers -genetics
-physical activity/exercise
-nutrition status
-nervous system activation
-environmental factors
-endocrine/hormonal influences
Mesomorph correct answers - muscular body type
- predominance in Fast Twitch fibers
Ectomorph correct answers - linear body type
- predominance in Slow Twitch fibers
Endomorph correct answers - Round and heavy body type
- equal distribution of Slow and Fast Twitch Fibers
What happens with connective tissue with resistance training correct answers They get stronger
and more dense
What happens to bone density with resistance training correct answers - increases bone density in
younger individuals
- maintenance in older individuals
What happens to the central nervous system with resistance training correct answers better
movement of the exercise
How does the CNS adapt to strength training correct answers 1. recruit more motor neurons
2. Increase synchronization of motor unit firing
3. decrease neural inhibitor reflexes
If you wanna get big you correct answers fast twitch hypertrophy
Atrophy is correct answers the decrease in size of muscle fibers
, 4 genetic factors you can't change with training: correct answers 1. Musculoskeletal structure
2. Gender
3. Hormones
4. Age
Myofibrils comprise how much of total muscle cell volume correct answers 85%
In general who is stronger males or females? WHY? correct answers Males because they have a
greater amount of muscle mass and testosterone levels
How does resistance training affect TOTAL BODY WEIGHT correct answers little or no change
in total body weight
How does resistance training affect BODY FAT correct answers Significant loss of body fat.
How does resistance training affect FAT FREE MASS correct answers Significant gain in fat
free mass.
which occur with resistance training. Hypertrophy or Hyperplasia correct answers Hypertrophy
Hypertrophy increases what correct answers - the size and number of myofibrils per muscle fiber
- the amount of contractile proteins
- capillary density
- amount and strength of connective tissue, tendons and ligaments
Do slow twitch or fast twitch muscle fibers tend to respond more to resistance training? correct
answers Fast Twitch
The all or none principle of motor unit recruitment means that all muscle fibers ______ correct
answers contract fully or not at all
1RM is correct answers one repetition max -
The maximal weight an individual can lift once
Which motor units are activated first correct answers Low threshold motor units. (Slow-twitch)
What is necessary to activate fast twitch fibers correct answers high threshold activation
"more build up to fire"
What does MVF stand for correct answers Maximal Volitional Fatigue
How does MVF relate to %1RM correct answers The closer you are to your %1RM the less reps
What is Maximal Volitional Fatigue? correct answers Point where you cannot do another rep
with good technique
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