ATI RN
Questions On Reproductive System Questions
Question 1 of 4
The maximum amount of air that can be expired after a maximum inspiration is called the:
Correct Answer: D
Rationale: Vital capacity (D) is the maximum air expired after maximum inspiration (~4-5 L). FEV (A) and flow (B) are rates, tidal (C) is quiet breathing.
Question 2 of 4
In the respiratory system, simple squamous epithelium is restricted to the alveoli.
Correct Answer: A
Rationale: True (A): Simple squamous epithelium is in alveoli for gas exchange. Other areas (e.g., trachea) have different epithelium. False (B) is incorrect.
Question 3 of 4
The partial pressure of a gas is directly proportional to its molecular weight.
Correct Answer: B
Rationale: False (B): Partial pressure depends on concentration and total pressure, not molecular weight (Dalton’s law). True (A) is incorrect.
Question 4 of 4
As bicarbonate ions attach to erythrocytes, the balance between positively and negatively charged ions is disturbed, causing the chloride shift.
Correct Answer: B
Rationale: False (B): HCO₃⁻ exits RBCs, Cl⁻ enters (chloride shift) to maintain charge balance, not from attachment. True (A) is incorrect.