In Striated Muscle Cells, Which of These Structures Stores Calcium

question 98

Multiple Choice

In striated muscle cells, which of these structures stores calcium ions that trigger contraction?

• A) the internal surface of the plasma membrane
• B) the terminal cisterns
• C) T tubules
• D) the myofibrils

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Definitions:

Internal Locus of Control

The belief that one can control their own destiny and that outcomes are the result of individual actions rather than external forces.

Bandura's Theory

Developed by Albert Bandura, this theory emphasizes the importance of observational learning, imitation, and modeling in behavior.

Type A

A personality typology characterized by competitiveness, urgency, and aggression, often associated with a higher risk of stress-related illnesses.

Type B

Personality type characterized by lower stress levels, a relaxed approach to life, and a laid-back attitude, in contrast to Type A personality.