ATI RN
Exam Questions on Cells Tissues and Organs Questions
Question 1 of 5
In which stage of mitosis do sister chromatids separate and move toward opposite poles of the cell?
Correct Answer: C
Rationale: Anaphase is when sister chromatids are pulled apart to opposite poles.
Question 2 of 5
Which process allows cells to engulf large particles or even other cells by forming vesicles?
Correct Answer: B
Rationale: Phagocytosis engulfs large particles or cells.
Question 3 of 5
Which type of intracellular signaling involves hormones that are released into the bloodstream to affect distant target cells?
Correct Answer: D
Rationale: Endocrine signaling uses hormones to target distant cells.
Question 4 of 5
Which of the following is NOT connective tissue?
Correct Answer: D
Rationale: Skeletal muscle is a type of muscle tissue, not connective tissue, which includes bone, cartilage, and blood.
Question 5 of 5
Breakdown of erythrocytes in the body
Correct Answer: D
Rationale: RBCs break down after ~120 days in the spleen (reticulo-endothelial system), yielding bilirubin transported by albumin to the liver; most iron is recycled.