What Is the Main Function of Cellular Tight Junctions

question 3

Multiple Choice

What is the main function of cellular tight junctions?

• A) They resist forces that tend to pull cells apart.
• B) They form barriers that restrict the passage of materials through the extracellular space between cells.
• C) They are protein channels that allow the movement of ions between the cytosol of adjacent cells.
• D) They are spaces that allow movement of substances between the interior of the nucleus and the cytosol.
• E) They hold the genetic material in a tightly coiled conformation.

---

Definitions:

Health Team

A collective group of healthcare professionals who work together to deliver comprehensive care to patients, often including doctors, nurses, therapists, and other specialists.

Human Phenomenon

Any observable event or action associated with human behavior, activities, experiences, or existence.

Caring Connections

Relationships or interactions characterized by empathy, kindness, and support, often within a healthcare or community setting.

Quality-Caring Model

A nursing framework that emphasizes the importance of relationship-centered care and the reciprocal influence between nurse behaviors and patient outcomes.