Font size
WorksheetsQuiz 5.1
Total questions: 12
Worksheet time: 11mins
Myofibrils are composed primarily of
Actin and Myosin
ATP and ADP
Troponin
Tropomyosin
Which of the following is not a function of the muscular system?
Maintenance of posture
Production of body heat
Immune system support
Constriction of organs and vessels
What is necessary for the myosin to release the actin?
ATP
Calcium
ADP
Sodium
Connective tissue that surrounds muscle cells/muscle fibers and binds the cells together
endomysium
epimysium
perimysium
This body movement decreases the angle of the joint and brings two bones closer together.
flexion
extension
inversion
pronation
What type of muscle(s) is involuntary?
skeletal and smooth
cardiac and skeletal
smooth and cardiac
skeletal
Which number represents the Myofibril?
(a)
Which of the following is NOT a characteristic of muscles?
Contractility
Elasticity
Solubility
Extensibility
Which connective tissue surrounds the fascicle?
epimysium
perimysium
sarcolemma
endomysium
Which type of muscle can be found in the walls of hollow organs?
Cardiac
Smooth
Skeletal
Which muscle connective tissue can blend into a tendon?
Epimysium
Endomysium
Perimysium
