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BMS 507 Exam 3

Terms in this set (337)

Muscle tissue, one of the four basic tissue groups, consists chiefly of cells that are highly specialized for
contraction.
Which of the following is a recognized function of skeletal muscle?
ALL
produce movement
maintain posture
maintain body temperature
guard body entrances and exits
Which type of muscle tissue has the greatest effect on the body's heat production?
skeletal
At each end of the muscle, the collagen fibers of the epimysium, perimysium, and endomysium, come together to form a
tendon.
A fascicle is a
group of muscle fibers that are encased in the perimysium.
The bundle of collagen fibers at the end of a skeletal muscle that attaches the muscle to bone is called a(n)
tendon
Muscle fibers are directly surrounded by which thin layer of connective tissue?
endomysium
H band
the region of the resting sarcomere that only contains thick filaments
Z line
the boundary between adjacent sarcomeres
M line
the point of connection for adjacent tails of the thick filaments
I band
the region of the sarcomere that contains only thin filaments
The repeating unit of a skeletal muscle fiber is the
sarcomere
The skeletal muscle complex known as the triad consists of
a transverse tubule and two terminal cisternae.
At rest, the tropomyosin molecule is held in place by
troponin molecules.
Each thin filament consists of
two actin protein strands coiled helically around each other.
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