CASE STUDY Jeremy burst forward out of the blocks, sprinting down the track. Abo

Question

CASE STUDY Jeremy burst forward out of the blocks, sprinting down the track. About 20 meters into the race, he suddenly felt a sharp padn along the backside of his right upper leg. Wincing, he slowed down and hobbled to a stop. 1. What muscle or muscle group has Jeremy likely injured? a. Quadriceps femoris group b. Hamstring group c. Gastrocnemius d. Triceps brachii 2. What muscle did Jeremy use when he closed his eyes in pain? a. Orbicularis oris b. Masseter c. Buccinator d. 0rblcularis oculi Jeremy made his way over to the grassy area beside the track and collapsed onto his slde. In an effort to control the paln, he concentrated on taking deep, slow breaths in and out. 3. Which of the following muscles dd Jeremy NOT usein breathing? a. Diaphragm b. External intercostals c. latissimus dorsi d. Internal intercostals After several minutes,Jeremy roled onto hisbackandtiedtostup. 4. Which of the following muscles wouldcontracttopullhimtoa sitting position? a. Rectus abdominis b. Pectoralis major c. Trapezius d. Pronator teres To solve a case study. you may have torefertotheolossay UNT other chaptersin this lextbook and other resources

Explanation / Answer

1.according to the cae study, it may be hamstring group as it is the group of muscle which connects the knee ( tigh part) and the hip and does the function while walking, running etc. for the movement of knee.

2. it may be the oricularis oculi which controls the flow of tear over the surface of eye and compresses the near by tear gland.

3. it is the latissimus doris as it is the flat broad muscle on each side of the mid back tha action of draws the arm backward and downward.

4.it may be the reculus abdiminins as it is activated while doing crunches and it pulls the ribs and the pelvis in and curves the back in order to help tha man to sit.

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