ATI RN
Human Reproductive System Questions Questions
Question 1 of 5
How do red blood cells carry oxygen?
Correct Answer: D
Rationale: Hemoglobin in red blood cells bonds with oxygen (D). Plasma (A) carries little O2, CO2 (B) is exhaled, and nuclei (C) are absent in RBCs.
Question 2 of 5
When does the pancreas secrete the most insulin?
Correct Answer: B
Rationale: Insulin is secreted most when blood sugar rises (B), e.g., after eating. Falls (A) trigger glucagon, not insulin; before food (C) and fat burn (D) are low.
Question 3 of 5
Which cut is considered a cross section?
Correct Answer: D
Rationale: A cross section is a transverse plane cut (D), horizontal. Sagittal (A) is side, coronal (B) is front-back, and median (C) is midline.
Question 4 of 5
Ovulation is induced by:
Correct Answer: B
Rationale: A spike in LH (B) triggers ovulation. Progesterone (A) rises after, FSH (C) is gradual, and estrogen (D) doesn’t stop.
Question 5 of 5
Both male and female reproductive systems are ultimately controlled by GnRH.
Correct Answer: A
Rationale: True (A): GnRH from the hypothalamus controls both via pituitary hormones. False (B) is incorrect.