Questions: Which of the following statements is true of the vagina? (A) It has a slightly acidic pH . B The vagina is located anterior to the bladder. (C) Contains glands that lubricates the vagina. (D) The vaginal orifice is found within the vestibule.

The answer is the first one (A): It has a slightly acidic pH.

Explanation for each option:

(A) It has a slightly acidic pH.

• This statement is true. The vagina maintains a slightly acidic pH, typically around 3.8 to 4.5, which helps to prevent infections by inhibiting the growth of harmful bacteria and fungi.

(B) The vagina is located anterior to the bladder.

• This statement is incorrect. The vagina is actually located posterior to the bladder and anterior to the rectum.

(C) Contains glands that lubricate the vagina.

• This statement is incorrect. The vagina itself does not contain glands that produce lubrication. Instead, lubrication is primarily provided by the Bartholin's glands (located near the vaginal opening) and cervical mucus.

(D) The vaginal orifice is found within the vestibule.

• This statement is true. The vaginal orifice (opening) is indeed located within the vestibule, which is the area enclosed by the labia minora.

Summary: The correct statement about the vagina is (A): It has a slightly acidic pH.