ATI RN
Cells and Tissue Multiple Choice Questions Questions
Question 1 of 5
Where is elastic cartilage commonly found in the human body?
Correct Answer: B
Rationale: Elastic cartilage provides flexibility in the ear.
Question 2 of 5
Which form of intracellular signaling involves the release of neurotransmitters from one neuron to another?
Correct Answer: C
Rationale: Synaptic signaling involves neurotransmitter release across synapses between neurons.
Question 3 of 5
Which of the following is NOT a function of the endoplasmic reticulum?
Correct Answer: C
Rationale: Modifying and packaging proteins is a function of the Golgi apparatus, not the ER.
Question 4 of 5
What is the process by which a cell engulfs extracellular fluid and molecules?
Correct Answer: D
Rationale: Pinocytosis is the engulfment of fluid and dissolved molecules.
Question 5 of 5
Which structure is responsible for organizing microtubules and assisting in cell division?
Correct Answer: A
Rationale: Centrioles organize the spindle fibers for cell division.