PCB3134 Muscles – Questions With Step By Step Solutions

PCB3134 Muscles – Questions With Step By Step Solutions

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Terms in this set (36)


What do skeletal muscle fibers Myofibrils
contain?

What are myofibrils divided Sarcomeres
into?

What do sarcomeres contain? Thin and Thick Filaments

What are thin filaments made F-Actin, Troponin, and Tropomyosin
out of?

What are thick filaments made Myosin
out of?

What does the arrangement of Striated (striped) patterning and the shortening of sarcomeres
the thin and thick filaments in during contraction
skeletal muscle allow for?

They are made up of staggered myosin chains that are oriented
Describe the structure of thick in opposite directions in the two halves of the filament. The heads
filaments. of the myosin chains make contact with thin filaments to form
cross-bridges.

Describe the structure of thin They interlock with thick filaments, contain 3 proteins (F-actin,
filaments. troponin, and tropomyosin).

TERM LOCATION




TnT


TERM LOCATION




TnI


TERM LOCATION




TnC


TERM LOCATION




Troponin Complex