Tissue Engineering: Cell Integration and Cytoskeleton

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What is the crucial role of the cytoskeleton in a cell?

Generating energy through the process of photosynthesis

Synthesizing proteins for cellular functions

Providing structural support and determining cell shape (correct)

Regulating the cell's response to external stimuli

How does the cytoskeleton contribute to tissue stabilization?

By producing neurotransmitters for cell communication

By facilitating the process of mitosis

By interacting with the extracellular matrix and other cells (correct)

By regulating the cell's metabolic processes

What is the primary function of the integration of cells into tissues?

Ensuring proper tissue development and coordinated function of multicellular organisms (correct)

Regulating the immune response in the body

Facilitating effective cell communication

Promoting rapid cell division and proliferation

What is the main role of the interactions between cells and the extracellular matrix?

Aiding in the attachment and signaling processes of cells Signup and view all the answers

What is the significance of the precise regulation of cytoskeletal filaments' formation and breakdown?

It allows cells to adapt their internal structure dynamically Signup and view all the answers

How does the cytoskeleton contribute to cell polarity?

By organizing the cytoplasm and establishing cell polarity Signup and view all the answers

What is the primary function of microtubules in the cell?

Vesicular transport and formation of cilia and flagella Signup and view all the answers

Which type of collagen is abundant in cartilage and important for its structure?

Type II collagen Signup and view all the answers

What is the main function of type IV collagen in the body?

Structural organization of cells and basal membrane function Signup and view all the answers

What is the role of fibronectin in the extracellular matrix?

Enables cell adhesion to the ECM, linking to specific receptors and contributing to tissue organization Signup and view all the answers

What is the function of laminin in the extracellular matrix?

Facilitation of cell adhesion and connection of cells to the ECM Signup and view all the answers

Which protein provides resistance and serves as the principal structural protein in the extracellular matrix?

Collagen (Type I) Signup and view all the answers

What is the primary role of microfilaments in the cell?

Cell motility and contractility Signup and view all the answers

What are the main functions of the extracellular matrix?

Rigidity, compressibility, adhesion, and selectivity Signup and view all the answers

Which type of collagen is present in tissues constantly subjected to stretching, such as blood vessels and smooth muscle?

Type III collagen Signup and view all the answers

What is the role of non-collagenous proteins like elastin in the extracellular matrix?

Contribution to tissue elasticity Signup and view all the answers

What is the primary function of filaments intermediate (e.g., keratin, vimentin) in the cell?

Structural support Signup and view all the answers

What role do specialized proteins like fibronectin play in the extracellular matrix?

Facilitation of cell adhesion to the ECM through specific receptors Signup and view all the answers

Tissue Engineering: Cell Integration and Cytoskeleton

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