Briefly explain why doing sit-ups, particularly with the feet held down, can strain your low back. Include in your answers muscle(s) implicated in the effect.

The hamstring muscles in cats (and humans) are composed of the muscles. Select 3 options: rectus femoris biceps femoris semimenbranosus gastrocnemius vastus intermedius semitendinosus

Which of the following movements among the nine muscle groups? Flexion Extension  Abduction  Adduction  All are correct.

Muscle 10. Posterior Deltoid Actions: (>1) Innervation For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac) An exercise to strengthen

Most of the muscles of the skeleton are attached to areas very close to the joints, so their arms, although they are very small, their mechanisms allow the movement of the human body. (a) How are they considered from the point of view of force efficiency? (b) What are the biomechanical benefits?

Does not need to be a super indepth answer. Explain the concept of the following realated to muscles: cross bridge formation

The Triceps is activated with the goal of producing only elbow extension. 1. Which of the following muscle functional classification would be needed Synergist/Neutralizer or Fixator/Stabilizer or both? 2. What are all of the possible muscles that could fulfill this role?

While keeping your foot on the ground you are able to lift only your big toe due to the contraction of which of the following muscles? extensor digitorum extensor hallicus longus tibialis anterior fibularis longus

The muscle labeled M is the muscle. A masseter (B) temporalis sternohyoideus masticatory

* These muscles (and subscapularis) form the rotator cuff which is a critical stabilizing element for the glenohumeral joint (shoulder joint). Thus, one action for each of these muscles is to stabilize the shoulder joint. Examine the rotator cuff muscles in the cadaver and see if you can determine where the tendons incompletely surround the head of the humerus. What clinical significance does this have?