Beginner Bulbospongiosus Muscle Quiz

Q1. In which perineal compartment is the bulbospongiosus muscle located?

• Ischioanal fossa
• Pelvic cavity
• Superficial perineal pouch
• Deep perineal pouch

Q2. The bulbospongiosus is classified as which type of muscle?

• Cardiac muscle
• Visceral smooth muscle
• Smooth muscle
• Skeletal muscle

Q3. Which nerve provides the main motor innervation to the bulbospongiosus muscle?

• Femoral nerve
• Superior gluteal nerve
• Obturator nerve
• Perineal branch of the pudendal nerve

Q4. In the male, the bulbospongiosus muscle primarily overlies which structure?

• Crus of the penis
• Bulb of the penis
• Testis
• Prostate

Q5. In the female, bulbospongiosus is closely associated with which erectile tissue?

• Bulbs of the vestibule
• Crura of the clitoris only
• Ovaries
• Uterine tubes

Q6. Which structure provides an important posterior attachment for the bulbospongiosus muscle?

• Anterior superior iliac spine
• Perineal body
• Greater trochanter
• Sacral promontory

Q7. Which action is performed by the male bulbospongiosus muscle?

• Extends the hip
• Elevates the testis
• Flexes the knee
• Compresses the bulb and spongy urethra

Q8. Which action is associated with the female bulbospongiosus muscle?

• Dilates the uterine cervix
• Contracts the uterus
• Closes the anal canal
• Constricts the vaginal opening

Q9. Which other superficial perineal muscle is functionally associated with erectile tissue?

• Coccygeus
• Ischiocavernosus
• Obturator internus
• Puborectalis

Q10. The bulbospongiosus muscle is located within which subdivision of the perineum?

• Greater pelvis
• Urogenital triangle
• Anal triangle
• Gluteal region