ATI RN
Cells and Tissue Multiple Choice Questions Questions
Question 1 of 5
Bone matrix is rich in
Correct Answer: B
Rationale: Bone is strong and non-flexible connective tissue which forms the framework to support the body. The inorganic salts in the matrix are phosphates and carbonates of calcium and magnesium e.g., calcium phosphate.
Question 2 of 5
In observing epithelial cells under a microscope, the cells are arranged in a single layer and look tall and narrow, and the nucleus is located close to the basal side of the cell. The specimen is what type of epithelial tissue?
Correct Answer: A
Rationale: Simple columnar epithelium consists of a single layer of tall, narrow cells with nuclei near the basal side, often found in absorptive surfaces like the intestine.
Question 3 of 5
Skeletal muscle is composed of very hard working cells. Which organelles do you expect to find in abundance in skeletal muscle cell?
Correct Answer: D
Rationale: Mitochondria are abundant in skeletal muscle cells to provide energy (ATP) for their high metabolic demands.
Question 4 of 5
Bonds that result from the transfer of electrons are called:
Correct Answer: A
Rationale: Ionic bonds form when electrons are transferred, creating charged ions that attract each other.
Question 5 of 5
Of the following nitrogenous bases, only one is found exclusively in RNA:
Correct Answer: D
Rationale: Uracil is unique to RNA, replacing thymine (found in DNA); guanine and adenine are in both.