Sliding Filament Theory

What's another term used to describe skeletal muscle?

• striated

• nervous

• cardiac

• smooth

What type of connective tissue connects bone to muscle?

• tendon

• ligament

• meniscus

• aponeurosis

What are the names of the proteins that make muscles contract? (2 answers)

• myosin

• sarcomere

• sarcolemma

• titin

• Actin

What is the name for the unit of a muscle?

• Sarcolemma

• Sarcomere

• Myofibril

• Fascicle

Other than actin and myosin, what is the other thing that is needed for the muscle contraction?

• sodium

• acetylcholine

• calcium

• titin

Which of the following is the contractile protein of a muscle? (hint: which part uses ATP energy to change its' conformation/shape)

• Actin

• Troponin

• Myosin

• Tropomysin

Which structures is in the 'middle'"

• sarcolemma

• myosin

• muscle fiber

• myofilament

• sarcoplasma

What needs to be present for myosin to form a cross bridge with actin? (2 answers)

• ADP

• calcium

• ATP

• sodium

T or F The actin filaments are thicker than their counterpart (myosin). 

• True

• False

What is the name of the theory for the way that muscles work?