Muscle Cells

question 65

Multiple Choice

Muscle cells

• A) actively lengthen.
• B) generate compression.
• C) possess a mechanism that regulates the tension amount by changing the number of contracting sarcomeres.
• D) vary tension production based on the amount of sodium ions bound to actin.
• E) can only contract.

---

Definitions:

Classical Conditioning

A learning process through which an association is formed between two stimuli, leading to a learned response to a previously neutral stimulus.

Observational Learning

A method where people alter their behavior or learn new facts through the observation of others' activities.

Systematic Desensitization

A therapy method used to reduce phobic reactions or anxiety towards a particular stimulus by gradually exposing the subject to it while in a relaxed state.

Counterconditioning

A behavior therapy technique where a positive stimulus is introduced with the fear-evoking stimulus at the same time, to try to replace the negative response with a positive one.