Search for. Cyclobenzaprine is a muscle relaxant used to treat muscle spasms caused by painful muscle conditions. Typically it is used with rest, physical therapy, and other measures when treating strains, sprains and other muscle injuries.Cyclobenzaprine is also a drug treatment option for fibromyalgia symptoms.skDocWeb: Muscle relaxants such as Cyclobenzaprine (Flexeril) and Orphenadrine (Norflex) have been reported to cause erectile dysfunction in a small percentage of users. If you experience ED and think that it may be a result of your medication, do not stop taking the medication without first consulting your doctor.
Figure 3. Representative monotreme (echidna; a,c) and marsupial (tammar wallaby; b,d) reproductive systems. In females (a,b) the ureters pass medially preventing fusion to form a single uterus as occurs in most eutherian mammals. In male monotremes (c) the testes are held within the abdominal cavity, whilst in most male marsupials (d) the testes descend into a scrotum (not shown) anterior to the penis.
Female marsupials and placental mammals have nipples, from which the babies suckle. 3 people found this useful. 1  Marsupials of the World Marsupials are a type of mammal that differs from all others in that they have a marsupium (or pouch), which is what gives them their name. Marsupials of the World Marsupials are a type of mammal that differs from all others in that they have a marsupium (or pouch), which is what gives them their name. 2  In this pouch, which is formed by â¦.