Muscle Conditioning Lab Report

“What we try to do is fatigue that muscle to the point where you feel the bicep really straining. Your form might start to give just a little or you cant quite get to the rep range,” Booker says.

Strength and Endurance in the Pronator Teres Muscle and Biceps Brachii Muscle Increase in Subjects after One Week of Arm Workouts

Participants were tested concentrically at 60% in a seated position with the hips and knees in 90 degrees of flexion and the remainder of the body firmly strapped to the seat of the dynamometer. Before tests had commenced, participants went through a series of warm ups consisting of repetitions at 50%, 75% and 100% intensity. The participants took 1 minute of rest, the participants then completed 3 separate trials at 100% intensity and the peak of these 3 trials were then averaged. Determination of muscle volume was done by a 1.5-T Signa LX magnetic resonance imaging device. While laying supine the scan measured both thighs on the femoral head to the tibiofemoral joint. The muscle volume was determined by measuring muscle cross-sectional area

The purpose of this study was to compare the muscle activity of three upper limb muscles (forearm, biceps, and triceps) during back holding movement with three kilogram weight of dumbbell. The results of studies provide evidence that performing shoulder flexion in the back holding activity produces significantly greater muscle activity in the biceps muscle. This is because, biceps muscle contains more tissue compare to another two muscle (forearm and triceps). Besides, the size of biceps muscle greater than forearm and triceps muscle. So, that is the reason for the greatest activation of contraction detected during back holding since the larger the size of muscle, the greatest amount of tissue contained in the muscle. Then, the electrical impulse

The purpose of this experiment was to determine the subjects’ ventilatory response during incremental exercise. The equipment we used in this experiment was the cycle ergometer, and in addition we had to test the subjects’ ventilatory response during rest and recovery. In this experiment, we have two subjects with different fitness levels, which fortunately make the subject pool in this experiment very diverse. In addition, the purpose of this experiment is to determine the relationship between ventilatory response, ratings of perceived exertion, heart rate, and blood pressure in rest, exercise and recovery and the intensity and the duration of the exercise in this experiment for each subject are equal.

Furthermore, the subjects’ percent difference in BPM was calculated. The percent difference in BPM was calculated by subtracting subjects’ after exercise BPM to their before exercise BPM and then dividing the number by the subject’s BPM before exercise. A two-tailed t-test was used to yield the p-value. The p-value was used to determine the significance of the results. If the p-value is less than 0.05, than it is considered significant. If the p-value is more than 0.05, than the result of the experiment was not

There was a significant difference in the mean change in pulse rate between subjects who did less than 25 push ups and those who completed 25 or more push ups (t = 2.18, d.f. = 135, p < 0.05). Individuals who completed less than 25 push-ups had a mean resting pulse rate of 78.96 beats/min, a mean final pulse rate of 137.18 beats/min. Individuals who completed 25 or more push-ups had a mean resting pulse rate of 84.68 beats/min and a mean final pulse rate of 134.45 beats/min. The difference of the mean change in pulse rate for individuals who completed less than 25 push-ups was 58.22 beats/min and those who completed 25 or more push-ups had difference in the average change in pulse rate of 49.77

(Behm et al. 2001, 2004, 2006; Behm and Kibele 2007; Fowles et al. 2000; Kokkonen et al. 1998; Nelson et al. 2001a, b; Power et al. 2004). Even though some studies have indicated that dynamic stretching provides the same increases in static flexibility as static stretching (Beedle, 2007), other studies have indicated that dynamic stretching is not as effective at increasing static flexibility in a single warm-up session in comparison with static stretching (Bandy et al. 1998; O’Sullivan et al. 2009) or with prolonged training (Covert et al.

Isometric contraction tests were conducted on a knee extension equipment (HUR Oy, Kokkola, Finland). All the tests were performed in a seated position where the knee angle was fixed at 120°, and there was a force transducer attached to the lever arm at ankle. The force data were displayed real-time on a computer screen so the participants had feedbacks on their force exertion. Each participant performed maximum voluntary contraction (MVC) tests 3 times. Whereafter, 25% MVC tests were performed 5 times in each participant. A one-minute break was guaranteed between each trial to avoid muscle fatigue. The tests were executed twice: the ones measured by textile electrodes, and the ones with traditional Ag/AgCl electrodes, which were placed exactly at the same area as the textile electrodes.

First Muscles perform three types of contractions: concentric, eccentric, and isometric. When executing a strength exercise, all three of the muscle contractions are involved. As you perform a movement, the main muscles undergo a concentric contraction while the opposite muscles undergo an eccentric contraction. The adjacent parts of the body that are not in use are stabilized via the isometric contraction.

Three muscle stretching techniques are frequently described in the literature: Static, Dynamic, and Pre-Contraction stretches (Figure 2). The traditional and most ...

Traditionally warm-up protocols have included a submaximal aerobic component such as jogging coupled with either static or dynamic streteches (Bradley et al. 2007, Faigenbaum et al. 2006, Young and Behm 2002). However there have been a large body of research that have established that static stretching impaired maximal muscular performance (Behm et al. 2006, Faigenbaum et al. 2006, Power et al. 2004). Many present athletes and coaches still use static stretching within their warm-up protocols despite research displaying the negative or null influence it has maximal muscular performance (Kay and Blazevich, 2012).

9. As a conclusion this experiment has been very useful, because it showed that warm up makes a difference in an athlete’s life. By taking into consideration the scientist’s advices everyone makes their life easier, and have a better chance to win a competition. This research project should inform not only the athletes, but the other people that want to exercise that warm up should be part of their daily routine. As said in the beginning it was proven that warm up does have advantages when it comes to exercising as

The analysis of the results of the current study demonstrated a significant difference between mean change in pulse rate of subjects able to complete less than and greater than than 25 push ups (p < 0.05). The null hypothesis (H0) is rejected and the alternate hypothesis (Ha) retained. This suggests a correlation between aerobic and anaerobic fitness levels in completing high intensity exercise

For many years, the use of laboratory tests has been very prominent when researching the relationship between physiological variables and endurance training. However the results have fluctuated from study to study. This could be due to the use of different specific physiological variables but also due to the activity levels of the participants used.