What effect do you think douching, or washing, has on the vagina?
A) Douching damages the ridge-like rugae inside the vagina.
B) Douching removes mucus made by the stratified squamous epithelium of the vaginal walls.
C) Douching washes away beneficial bacteria and alters the pH balance of the vagina.
D) Douching washes away the cilia lining the mucous membrane of the vagina.
Answer: C
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________ secretions are discharged onto an epithelial surface.
Fill in the blank(s) with the appropriate word(s).
The video segment "Beautiful" is an advertisement for:
A. Nutrisystem. B. Weight Watchers. C. L'Oreal. D. Nike.
Which of the following statements concerning sebaceous glands is false?
A. Most sebaceous glands are connected by a duct to the upper portion of the hair follicle. B. Sebaceous glands are an example of apocrine glands. C. Secretions from sebaceous glands provide protection against bacteria. D. Sebaceous secretions are lipid soluble. E. Secretions from sebaceous glands oil the hair and skin.
Structure D is the
A) ciliary muscle.
B) ciliary body.
C) vitreous humor.
D) medial rectus muscle.
E) ciliary zonule.