Skeletal system

1)After having a severe cold accompanied by nasal congestion, one complained of a frontal headache and the right side of his face ached. What bony structures probably became infected by the bacteria or viruses causing the cold? 2)An elderly woman, stumbled while walking, she then felt a terrible pain in her left hip. The x-rays revealed that the hip was broken. Also, the compact and spongy bone throughout her spine were very thin. What was her probable condition? 3)Bone X rays are sometimes used to determine if a person has reached his or her final height. What are the clinicians checking out?

Cross Bridge Attachment

Which is a cross bridge attachment more similar to: a precision rowing team or a person pulling a rope and bucket out of a well?

Abdominoplasty and back pain

People with chronic back pain occasionally get relief from a “tummy tuck.” Discuss how this procedure helps.

Muscle attachments/tendon and aponeurosis

Distinguish between (a) direct and indirect muscle attachments and (b) a tendon and an aponeurosis.

Sacromere and sliding filament theory

(a) Describe the structure of a sarcomere and indicate the relationship of the sarcomere to the myofilament. (b) Explain the sliding filament theory of contraction inlcuding a relaxed and a contracted sarcomere