Intermediate Penile Urethra Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Where does the spongy urethra begin?
- Within the bulb of the penis
- At the ureteric orifice
- Within the seminal vesicle
- Inside the renal pelvis
Q2. Which portion of the spongy urethra is relatively expanded within the bulb of the penis?
- Ureter
- Prostatic urethra
- Preprostatic urethra
- Intrabulbar urethra
Q3. What is the fossa navicularis?
- A space within the corpus cavernosum
- Expanded terminal spongy urethra within the glans
- A recess of the urinary bladder
- A cavity in the prostate
Q4. Where do the ducts of the bulbourethral glands open?
- Proximal spongy urethra
- Urinary bladder
- Prostatic utricle
- Ductus deferens
Q5. Why does the corpus spongiosum remain less rigid than the corpora cavernosa during erection?
- To prevent arterial inflow
- To stop semen from entering the urethra
- To help maintain urethral patency
- To close the urethra completely
Q6. Which urethral region immediately precedes the spongy urethra?
- Prostatic utricle
- Membranous urethra
- Ureter
- Ejaculatory duct
Q7. What type of epithelium predominates through much of the spongy urethra?
- Simple squamous epithelium throughout
- Transitional epithelium throughout its entire length
- Keratinized stratified squamous epithelium throughout
- Pseudostratified or stratified columnar epithelium
Q8. How does the epithelium change near the external urethral orifice?
- It becomes cartilage
- It transitions to stratified squamous epithelium
- It becomes simple cuboidal epithelium
- It becomes cardiac muscle
Q9. Which small glands are associated with the spongy urethral mucosa?
- Parathyroid glands
- Pineal glands
- Adrenal glands
- Urethral glands of Littre
Q10. Which part of the male urethra is the longest?
- Prostatic urethra
- Intramural urethra
- Membranous urethra
- Spongy urethra