ATI RN
Cells Tissues and Organs Comprehension Questions Questions
Question 1 of 5
The haematocrit (packed cell volume)
Correct Answer: A
Rationale: Hematocrit is measured by centrifugation; burns cause hemoconcentration, raising it.
Question 2 of 5
Intestine absorbs the digested food materials. What type of epithelial cells are responsible for that?
Correct Answer: B
Rationale: Columnar epithelium consists of pillar-like cells with nuclei elongated. It's a lining of the stomach, intestine and gall bladder which helps in the absorption of water and digested food.
Question 3 of 5
Nervous tissue is not found in
Correct Answer: C
Rationale: The nervous tissue, consist of nerve cells, called neurons present in the brain, spinal cord and nerve which help for conduction of nerve impulses. Tendon is a connective tissue.
Question 4 of 5
Flexibility in plants is due to
Correct Answer: A
Rationale: Collenchyma is a permanent tissue in epidermis of petiole, leaves and stems of herbaceous dicots which provides flexibility.
Question 5 of 5
The exocrine gland stores its secretion until the glandular cell ruptures, whereas the gland releases its apical region and reforms.
Correct Answer: A
Rationale: Holocrine glands rupture to release secretions (e.g., sebaceous glands), while apocrine glands release their apical portion and reform (e.g., mammary glands).