ATI RN
Cell and Tissue Questions and Answers Questions
Question 1 of 5
The axons and dendrites of neurons are extensions of which part of the nerve cell?
Correct Answer: B
Rationale: Axons and dendrites extend from the cell body (soma) of neurons.
Question 2 of 5
Which type of muscle tissue is under involuntary control and contains intercalated discs?
Correct Answer: B
Rationale: Cardiac muscle is involuntary and has intercalated discs for coordination.
Question 3 of 5
Which organelle is known as the 'powerhouse' of the cell due to its role in producing energy?
Correct Answer: C
Rationale: Mitochondria generate ATP through cellular respiration, earning them the nickname 'powerhouse' of the cell.
Question 4 of 5
The process by which cells communicate and respond to signals from their environment is known as:
Correct Answer: D
Rationale: Signal transduction is the process of receiving and responding to external signals.
Question 5 of 5
Tight junctions primarily function to:
Correct Answer: D
Rationale: Tight junctions seal cells together to prevent leakage between them.