Chapter 2, Problem 1.2CS

Figure 13.22 To what structures in a skeletal muscle are the endoneurium, perineurium, and epineurium comparable? Figure 13.22 Close-Up of Nerve Trunk Zoom in on this slide of a nerve trunk to examine the endoneurium, perineurium, and epineurium in greater detail (tissue source: simian). LM × 1600. (Micrograph provided by the Regents of University of Michigan Medical School © 2012)

Any abnormal condition of skeletal muscles is known as _______________________.

What is the linea alba? a small muscle that helps with compression of the abdominal organs a long tendon that inns down the middle of the rectus abdominis a long band of collagen fibers that connects the hip to the knee another name for the tendinous inscription

Heather Lewis has a very sore shoulder. Dr. Plunkett diagnosed this as an inflammation of the bursa and said that Heathers condition is _______________.

Which region of the vertebral column has the greatest range of motion for rotation? cervical thoracic lumbar sacral

Watch this animation (http://openstaxcollege.org/l/diskslip) to see what it means to slip a disk. Watch this second animation (http://openstaxcollege.org/l/herndisc) to see one possible treatment for a herniated disc, removing and replacing the damaged disc with an artificial one that allows for movement between the adjacent certebrae. How could lifting a heavy object produce pain in a lower limb?

Figure 38.37 Which of the following statements about muscle contraction is true? The power stroke occurs when ATP is hydrolyzed to ADP and phosphate. The power stroke occurs when ADP and phosphate dissociate from the myosin head. The power stroke occurs when ADP and phosphate dissociate from the actin active site. The power stroke occurs when Ca2+ binds the calcium head.

What are the functional zones of a motor neuron?

In an accident, Felipe Valladares broke several bones in his fingers. The medical term for these injuries is fractured ______________________.