Which of the following best describes why it is necessary that the testes descend into the scrotum?
Jaundice, implantation
Temperature, fertility
Infection, sterility
Cyanosis, ischemia
The Correct Answer is B
A. Jaundice, implantation: Jaundice and implantation are unrelated to testes or scrotum.
B. Temperature, fertility: The scrotum maintains a temperature slightly cooler than body temperature, which is necessary for sperm production and fertility.
C. Infection, sterility: While infection can cause sterility, the descent of the testes primarily addresses temperature regulation.
D. Cyanosis, ischemia: These are circulatory issues not directly related to testicular descent.
Nursing Test Bank
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Related Questions
Correct Answer is B
Explanation
A. Causes the release of hormones that form the Graafian follicle: Hormones like FSH and LH stimulate the development of the Graafian follicle; ovulation is the release of an egg from it.
B. Normally occurs on day 14 of a 28-day cycle: Ovulation typically occurs mid-cycle around day 14.
C. Normally occurs on day 28 of a 28-day cycle: Day 28 is usually the end of the cycle when menstruation begins, not ovulation.
D. Is caused by the secretion of hCG: Ovulation is triggered by a surge in luteinizing hormone (LH), not hCG.
Correct Answer is A
Explanation
A. Low blood volume and hypotension: Aldosterone promotes sodium and water retention; its deficiency leads to fluid loss and low BP.
B. High blood pressure: Aldosterone excess, not deficiency, would raise BP.
C. Low blood potassium levels: Aldosterone promotes potassium excretion; deficiency would raise potassium levels.
D. Goiter formation: Goiter is associated with thyroid dysfunction, not aldosterone.
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