Musculoskeletal Questions 5

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

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

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

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

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

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

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

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

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

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

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

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