1. The anal canal

1. A. has an upper part which is innervated by the inferior hypogastric plexus.

2. B. has a lower part which is supplied by the superior rectal artery.

3. C. drains lymph to the superficial inguinal nodes from its upper part.

4. D. has its internal sphincter innervated by the inferior rectal nerve.

5. E. has a superficial part of its external sphincter attached to the coccyx.

2. The pelvic splanchnic nerves

1. A. are derived from the posterior rami of the sacral spinal nerves.

2. B. supply afferent fibres.

3. C. mix with branches of the sympathetic pelvic plexus.

4. D. supply the ascending colon with motor fibres.

5. E. supply the uterus with parasympathetic fibres.

3. Concerning histological constituents:

1. A. The round ligament contains smooth muscle fibres.

2. B. The bladder epithelium has no mucous glands.

3. C. The whole of the urethra is lined by squamous epithelium.

4. D. The sacroiliac joint has a synovial membrane.

5. E. Skene's glands are present in the clitoris.

4. The following statements about the diaphragm are correct:

1. A. The greater splanchnic nerves pierce the central tendon.

2. B. The aortic aperture transmits the thoracic duct.

3. C. The vena caval aperture transmits the left phrenic nerve.

4. D. The oesophageal aperture transmits the vagus nerves.

5. E. Motor fibre supply is by the intercostal nerves.