Beginner Ischiocavernosus Muscle Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. In which subdivision of the perineum is the ischiocavernosus muscle located?
- Urogenital triangle
- Anal triangle
- Greater pelvis
- Gluteal region
Q2. The ischiocavernosus muscle is found in which perineal compartment?
- Deep perineal pouch
- Superficial perineal pouch
- Ischioanal fossa
- Pelvic cavity
Q3. Which erectile structure is covered by the ischiocavernosus muscle?
- Bulb of the penis only
- Crus of the penis or clitoris
- Corpus spongiosum only
- Glans only
Q4. Which bony region provides an important attachment for the ischiocavernosus muscle?
- Iliac crest
- Sacral promontory
- Ischial tuberosity and ischiopubic ramus
- Femoral head
Q5. What is the primary function of the ischiocavernosus muscle?
- Contracts the urinary bladder
- Helps maintain erection
- Extends the hip
- Constricts the anal canal
Q6. Which nerve provides the principal motor innervation to the ischiocavernosus muscle?
- Femoral nerve
- Pudendal nerve
- Obturator nerve
- Superior gluteal nerve
Q7. The pudendal nerve is derived primarily from which spinal levels?
- S2 to S4
- T10 to T12
- L4 to S1
- L1 to L2
Q8. The ischiocavernosus is composed primarily of which type of muscle tissue?
- Smooth muscle
- Cardiac muscle
- Skeletal muscle
- Visceral smooth muscle only
Q9. Which muscle lies over the bulb of the penis rather than the crus?
- Coccygeus
- Bulbospongiosus
- Puborectalis
- Ischiocavernosus
Q10. Ischiocavernosus is present in which sexes?
- Males only
- Neither males nor females
- Both males and females
- Females only