Identify the structures labeled A, B, and C in the diagram of a sarcomere above.
A.
B.
C.
D.
Correct. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Incorrect. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Animation 47.1 Quiz
The sliding filament theory states that during muscle contraction
A.
B.
C.
D.
Correct. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Incorrect. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Animation 47.1 Quiz
Muscle contraction is an energy-dependent process, requiring the hydrolysis of ATP to supply the necessary energy. At what point during a muscle contraction does ATP hydrolysis occur?
A.
B.
C.
D.
Correct. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Incorrect. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Animation 47.1 Quiz
Refer to the table below.
A pharmaceutical company is interested in developing a drug that can act as a muscle relaxant. Preliminary research has led to the development of four compounds, each having a different mechanism of action in muscle tissue as described in the table. Which compound has potential to be developed as a muscle relaxant?
A.
B.
C.
D.
Correct. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
Incorrect. See Key Concept 47.1 Interactions of Actin and Myosin Cause Muscles to Contract
