ATI RN
Cell and Tissue Test Bank Questions Questions
Question 1 of 5
Antigens
Correct Answer: A
Rationale: Antigens are typically proteins/polypeptides; recognition doesn't require prior exposure (innate immunity).
Question 2 of 5
Rejection of a transplanted organ is made less likely by
Correct Answer: A
Rationale: Lymphocytes (T cells) drive rejection; reducing their count (e.g., immunosuppressants) helps.
Question 3 of 5
Which of the following tissues has dead cells?
Correct Answer: B
Rationale: Sclerenchyma is permanent tissue with dead cells which are long and narrow, closely packed without intercellular spaces. Sclerenchyma tissue is present in stems in the vascular bundles, roots, veins of leaves, hard covering of seeds and nuts.
Question 4 of 5
Fats are stored in human body as
Correct Answer: B
Rationale: Adipose is a connective tissue which is a fat storing tissue in which the matrix has large, spherical or oval fat cells called adipocytes.
Question 5 of 5
A long tree has several branches. The tissue that helps in the sideways conduction of water in the branches is
Correct Answer: D
Rationale: Xylem vessels are long tube-like structure formed by a row of cells. The transverse walls between these cells dissolve to form continuous water channels.