Medical prefix: A prefix employed in medical terminology. Medical words are often put together, cobbled from two or more building blocks. Among these building blocks are the prefixes. Examples of prefixes used in medicine include: a-: Prefix much employed in the health sciences indicating not, without, -less as, for examples, in alexia (not read), aphagia (not eat), aphonia (not voice, voiceless).
Fibers of the middle (medial) segment of the trapezius cause an upward rotation of the scapula and this helps to elevate the arm. The medial fibers of the trapezius help squeeze the scapula together, and this is the region that is most active in the chest expander exercise.he expanders should begin in front of your torso. Raise your arms and forearms until they are parallel to the floor and maintain this arm height throughout the exercise. 2. Begin with your elbows pointing outward and with your palms facing each other and your hands at the level of your sternum.
To stretch your chest muscles, lie on your back with knees bent to flatten your lower back. Bring your arms out to the side at 90 degrees. Hold for 30 - 60 seconds. Be sure your lower back does not arch. Relax, then repeat. Slide the arms up to 120 degrees and stretch there as well. Perform 3 - 5 repetitions.lowly lower the pole behind your head until you feel the stretch or the pole come to rest at the base of your neck. Hold this pose for 10-20 seconds. Do this only once. Hold your arm raised to the side to 90 degrees with the elbow flexed to 90 degrees. Stand next to a wall and place your elbow and forearm against it.