ATI RN
Questions on Cells Tissues and Organs Questions
Question 1 of 5
What is the primary function of gap junctions in cell communication?
Correct Answer: B
Rationale: Gap junctions allow direct electrical and chemical communication between cells.
Question 2 of 5
Which phase of the cell cycle is characterized by the cell preparing for division, duplicating its organelles, and checking for DNA errors?
Correct Answer: C
Rationale: The G2 phase prepares the cell for division.
Question 3 of 5
What is the primary function of the centrosome in cell division?
Correct Answer: B
Rationale: The centrosome organizes microtubules for spindle formation.
Question 4 of 5
Fat is:
Correct Answer: C
Rationale: Adipose tissue is a type of connective tissue specialized for fat storage.
Question 5 of 5
Plasma bilirubin
Correct Answer: C
Rationale: Bilirubin, a heme breakdown product, is protein-bound and does not cross the blood-brain barrier under normal conditions.