Gastrocnemius Muscle Essay

Discussion Gastrocnemius Muscle vs Sciatic Nerve Threshold and Maximum Voltage Stimulation (Direct vs Indirect stimulation) The gastrocnemius muscle which consists of bundles of myofibrils continuously contract and initiate a motor unit recruitment which makes it easier to increase from the threshold to the maximum voltage via the sciatic nerve from 75.4 grams to 184 grams. When there was already such a high threshold it was easy to reach a maximum with an increase in only .8 volts. In contrast

the! Frog Nerve/Gastrocnemius Preparation ! Richard S. Manalis and Jonathan L. Miller— Department of Biology, Goshen College, Goshen, Indiana Introduction! Learning & Memory are related to synaptic efficacy which the present study brings to the undergraduate physiology laboratory. TWIN-PULSE FACILITATION has been widely used to study one aspect of short-term synaptic plasticity at a wide variety of synapses using electrophysiological methods. Here we show that measurements of muscle twitches from

Posterior Muscles Originating Above the Knee The popliteus muscle is a minor flexor of the knee. It penetrates the joint capsule to find its origin on the lateral condyle of the femur, and passes obliquely to insert on the medio-proximal tibia. Its main function is to help stabilize the knee, but is also able to rotate the femur on the tibia to unlock the knee. Two other muscles have origin above the knee. The gastrocnemius muscle is a rather large muscle that has two heads of origin above the

largest tendon in the body, but also happens to be the most frequently torn tendon (Reiman et al., 2014). It originates from the soleus muscle extending over to the two heads of the gastrocnemius and is inserted into the calcaneus. (Benjamin, Suzuki, & Toumi,2009, p.5). Occasionally it has been noted that in 2.9 – 5.5% of people, there is a third head of the gastrocnemius. (Benjamin, Suzuki, & Toumi, 2009, p.7). It is also the strongest and thickest tendon in the body. As the tendon reaches the calcaneus

One muscle group that must be worked out is the calf muscle. This muscle is made up of two muscles (the gastrocnemius muscle and the soleus muscle) and can be strengthened in a few different ways. Some exercises that can benefit the calf muscles are: The Double-Leg Calf Raise, which requires your body weight, The Single-Leg Calf Raise, which helps your body get aligned to protect your joints, The Seated Calf Raise, which can work both your gastrocnemius muscle and your soleus muscle, Running, Walking

Frog Muscle Abstract: (ADD MAIN FINDINGS RESULTS, AND CLINAL REASONS WHY THIS IS IMPORTANT) The muscular system is fundamental to human life, without the skeletal muscles mobility and balance would be impeded. The purpose of this lab is to study the physiological properties of the skeletal muscle by isolating the gastrocnemius of a frog and running it through a series of tests. These tests will help us identify the minimum and maximum strength of stimulation (threshold and plateau values) that

in a slightly flexed position to allow the body to continue to push off to release the puck. The gastrocnemius muscle will be used to help stay flexed while continuing the release of the puck. The soleus muscle will work with the gastrocnemius muscle for the follow through. The body will eventually stand up at the end to release the puck and guide in the direction needed too. The quadricep femoris muscle helps your body stay in a slightly flexed position and allows for the quadriceps to stay contracted

exercise training at high intensity swimming, can induce temporary damage to muscle. Exercise-induced muscle damage (EIMD) can occur by sudden active stretching of the muscle-tendon unit through unaccustomed or increased training intensity. Muscle damage is frequently observed in swimmers, as they often push their limits in training and competition. Therapeutic massage is frequently used as a treatment to recover from muscle fatigue or damage. Massage increases local blood and lymph flow, decreases

causes of poor posture are muscle tightness and muscle weakness, therefore it is important to design a stretching program to improve muscle length, as well as a resistance training program to improve strength. Prior to commencing exercise our patient is to complete a warm up consisting of low intensity exercise (approximately 40% of heart rate max), for between 7 and 10 minutes, this is followed by a series of dynamic stretching exercises aimed at preparing the muscles for physical activity, improving

Movement of the knee joint Action of the Knee Muscles responsible for it Knee flexion Gastrocnemius, Plantaris Knee Extension Rectus Femoris, Vastus Lateralis, intermedius, medialis 8. Where is plantar fascia located, and what is the role of plantar fascia? __________________________________________________________________________________________________________________________________________________________________________ 9. List all the muscles responsible for Plantarflexion, dorsiflexion