Place Theory Suggests That

question 610

Multiple Choice

Place theory suggests that

• A) structures in the inner ear provide us with a sense of the position of our body in space.
• B) we have a system for sensing the position and movement of the various parts of our body.
• C) we can locate the place from which a sound is emitted because of the distance between our ears.
• D) the pitch we hear is related to the place where the cochlea's basilar membrane is stimulated.

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Definitions:

Cross-Bridges

The connections formed between actin filaments and myosin heads during muscle contraction, enabling force generation.

Actin Myofilaments

Thin filaments primarily composed of the protein actin, playing a crucial role in muscle contraction and cell movement.

Sarcoplasmic Reticulum

A specialized type of smooth endoplasmic reticulum found in muscle cells, responsible for storing and releasing calcium ions, which are crucial for muscle contraction.

Endomysium

A thin layer of connective tissue that envelops individual muscle fibers.