This set of Human Anatomy Multiple Choice Questions & Answers (MCQs) focuses on “Urogenital Apparatus – Male & Female Urethra”.
1. The male urethra serves a dual purpose.
a) True
b) False
View Answer
Explanation: In males, the urethra travels the length of the penis and serves a dual purpose. It is a conduit for both urine and semen ejaculation.
2. Anatomically male urethra can be divided into _________ parts.
a) 2
b) 3
c) 4
d) 5
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Explanation: Anatomically male urethra can be divided into four parts. They are pre prostatic, prostatic, membranous and spongy.
3. Male urethra is lined with _______ epithelium.
a) Stratified columnar
b) Simple squamous
c) Stratified squamous
d) Simple columnar
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Explanation: Male urethra is lined with Stratified columnar epithelium. It is protected from the corrosive urine by mucus secreting glands.
4. Male urethra is approximately _______ long.
a) 30cm-35cm
b) 15cm-20cm
c) 10cm-15cm
d) 5cm-10cm
View Answer
Explanation: The male urethra is approximately 15cm to 20cm long. The anatomical course of urethra is different in males and females.
5. In female the urethra is _______ long.
a) 4cm
b) 2cm
c) 6cm
d) 10cm
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Explanation: Female urethra is comparatively shorter than male urethra. It is approximately 4cm long. This predisposes women to urinary tract infections.
6. The female urethra develops from _______
a) Ectoderm
b) Endoderm
c) Mesoderm
d) None
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Explanation: The female urethra develops from Endoderm and the surrounding splanchnic mesoderm of urogenital sinus. The female urethra develops by the 12th gestational week.
7. The female urethra is lined with ___________
a) Stratified squamous epithelium
b) Simple columnar epithelium
c) Squamous epithelium
d) Simple epithelium
View Answer
Explanation: The female urethra is a multilayered tube lined by transitional cell epithelium proximally and by non keratinizing stratified squamous epithelium distally.
8. Labial fusion is common in young girls.
a) True
b) False
View Answer
Explanation: Labial fusion is common in young girls and may lead to urine pooling in vagina and post void dribbling. Urinalysis cannot be performed accurately in the setting of labial fusion.
Sanfoundry Global Education & Learning Series – Human Anatomy and Physiology.
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