ATI RN
Cells and Tissues Multiple Choice Questions Questions
Question 1 of 5
A fall in plasma sodium concentration
Correct Answer: D
Rationale: Low Na+ reduces osmolality; excess ADH retains water, diluting Na+.
Question 2 of 5
Contractile proteins are found in
Correct Answer: C
Rationale: Muscular tissue consists of muscle fibres which help movement and contain proteins called contractile proteins, which contract and relax.
Question 3 of 5
A nail is inserted in the trunk of a tree at a height of 1 metre from the ground level. After 3 years the nail will
Correct Answer: C
Rationale: The nail remains at the same position as the increase in height of the plant is due to primary growth of apical meristem, not affecting the nail's vertical position.
Question 4 of 5
Which of the following is the epithelial tissue that lines the interior of blood vessels?
Correct Answer: C
Rationale: Simple squamous epithelium, with its thin, flat cells, lines blood vessels (endothelium) for efficient exchange.
Question 5 of 5
The cells responsible for the transmission of the nerve impulse are
Correct Answer: A
Rationale: Neurons transmit nerve impulses via their axons and dendrites.