MUSCLE PHYSIOLOGY

PHYSIOLOGY

MUSCLE CONTRACTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Jerrel has to go to physical therapy twice a week after injuring his knee. While there, his physical therapist has him do exercises that are on a machine and will allow Jerrel to put his knee through a full ROM at constant tension throughout the exercise. This is an example of what type of contractions?
A
Concentric Contraction
B
Eccentric Contractions
C
isometric Contractions
D
Isokinetic Contractions
Explanation: 

Detailed explanation-1: -After the swelling in your knee has subsided and you can stand and walk without significant pain, doctors may recommend four to eight weeks of physical therapy to rebuild strength and flexibility in the thigh and leg muscles, as well as to restore full range of motion to the knee.

Detailed explanation-2: -Expect to do some form of physical therapy (in-person or app-based) two to three times per week for up to six weeks, then follow a prescribed exercise plan for the remaining months of recovery. The goal is to fully extend and bend the leg to at least 110 degrees within the first three months.

Detailed explanation-3: -Straight Leg Raises. If your knee’s not at its best, start with a simple strengthening exercise for your quadriceps, the muscles in the front of the thigh. Hamstring Curls. These are the muscles along the back of your thigh. Prone Straight Leg Raises. Wall Squats. Calf Raises. Step-Ups. Side Leg Raises. Leg Presses.

There is 1 question to complete.