Musculoskeletal Questions 5

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

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

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

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

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

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

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

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

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

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

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

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