Temas

Answers for Integrative Activity #2
1- Without gravity, many muscles go unused. Astronauts therefore can lose up to 5 percent of muscle mass a week, but with exercise such as lifting weight andrunning can help maintain muscles and bones.
2- There are more chances to break also the humerus, they will also get more fragile
3- Genu valgum, commonly called ``knock-knee``, is a conditionwhere the knees angle in and touch one another when the legs are straighten, women have a wider pelvis than men and a relatively sorter length of the tight bone, and as a result, have a greater staticgenu valgum than men.
4- The calcaneus is the bone in the back of the foot, commonly referred to as the heel bone. Calcaneus fractures are almost always the result of high-energy injuries. Theyusually occur as a result of a fall from a height, such as falling from a ladder, with a step of the firefighter Justin maybe has his metatarsal bones broken. A metatarsal fracture is a break to one ofthe five long bones which run tight the mid foot to the bases of the toes. This fracture to the metatarsal bone is caused by some kind of violent impact. Often something is dropping on the foot orthe foot might be stamped on.
5- The drawer test is a test used by physicians to detect rupture of the cruciate ligaments in the knee. The patient should be supine with hips flexed to 45 degrees;the knees flexed 90 degrees and the feet flat on the table. The examiner sits on the patient’s feets and grasps the patient’s tibia and pulls it forward (anterior drawer test) or backward (posteriordrawer test). If the tibia pulls forward more than normal, the test is considered positive. Excessive displacement of the tibia anteriorly indicated that de ACL is likely torn, whereas excessiveposterior displacement of the tibia indicates that the PCL is likely torn.
Crash has the posterior cruciate ligament damaged. The function of the PCL is to prevent the femur from sliding off the anterior...