Essay about Lab Report Joint

662 WordsJan 28, 20133 Pages
Joints and Body Movements Laszlo Vass, Ed.D. Version 42-0014-00-01 Lab RepoRt assistant This document is not meant to be a substitute for a formal laboratory report. The Lab Report Assistant is simply a summary of the experiment’s questions, diagrams if needed, and data tables that should be addressed in a formal lab report. The intent is to facilitate students’ writing of lab reports by providing this information in an editable file which can be sent to an instructor. Purpose: What is the purpose of this exercise? Are there any safety concerns associated with this…show more content…
Which of the body movements was the most difficult to perform? Why? Unable to see table 1 on website but I assume maybe Licking your own elbow. Due to your elbow being a hinge joint with limited movement B. Hinge joints like the elbow and knee have limited movement. Why are these types of joints more prone to injury? Hinge joints only move 2 directions back and forth movement our body moves in all directions therefore if force applied different side maybe prone to injury due to only moving in 2 directions. C. When performing flexion on the arm, the biceps muscle (on the anterior of the arm) contracts. What happens to the triceps muscle (on the posterior of the arm) as this action is performed? When biceps contract triceps relax. D. Both the shoulder and the hip are ball and socket joints. Why does the shoulder have a greater range of motion than the hip? Scapula socket much shallower than pelvis socket exeRcise 5: obseRvations Sketch your chicken wing: Label the bones, muscles, tendons and joints. On other attached page exeRcise 5: Questions A. What effect will the tearing of a tendon have on its corresponding muscle? Muscle will shrink tendon will not be much use until repaired B. Why are ligaments harder to heal than tendons? Ligaments have poorer blood supply and subject to greater stress C. Compare and contrast tendons and ligaments. Both muscle tissue tendon connect with bones
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