Musculoskeletal Questions 5

Endomyseum does not contain:
Loose irregular connective tissue
Nerves
Capillaries
Myosin
Mark!

Which is not blended together?:
Epimysium
Deep fascia
Perimysium
Endomysium
Mark!

What is not found inside a sarcomere?:
Z disks
Myosin
Actin
A complete continuous I band
Mark!

Which is the correct, and most complete, order of organisation?:
Myocyte - Myofibril- Fascicle - Muscle
Myofibril - Myocyte - Fascicle - Muscle
Myofibril - Myocyte - Fascicle - Endomysium - Muscle
Myofibril - Myocyte - Sarcoplasm - Fascicle - Muscle
Mark!

Which is not true of deep facia?:
It forms the outer sleeve of compartments
Often muscle can glide underneath it, although it may be part of the tendon
it can blend with periosteum
It surrounds each muscle individually
Mark!

Msucle growth does not involve:
Hypertrophy
Mitosis of myocytes
Hyperplasia
Heavy resistance training or anabolic steroids
Mark!

Atrophy will not involve:
Decrease in size of myocytes
Possible paralysis
Heart failure, diabetes, cancer or AIDS
Fibre loss
Mark!

Satellite cells do not:
Have to survive rough handling
Have a limited ability to make mew myocytes
Have the ability to repair the myocyte by joining the syncytium
Sit outside the myocyte basement membrane
Mark!

Which is not a function of skeletal muscle connective tissue?
Prevent excessive stretching of the sarcomeres
Provide space for innervation and blood supply
Distribute the forces of contraction
Provide scaffolding for myogenesis in the adult
Mark!

What is not true of Desmin?
Is partially responsible for striation
Allows a cut myocyte to contribute to overall load
It holds A bands together
Holds Z lines together
Mark!

What is not true of Dystrophin?
It is deficient in muscular dystrophy
It strengthens and transmits forces from sarcolemma
It holds sarcomeres together
Bonds myocytes to the basement membrane
Mark!

Which structure is not found inside a compartment?
Dorsiflexors
Blood vesicles
Subcutaneous tissue
Epimysium
Mark!