NAVLE NAVLE Avian and Exotic Animal Medicine 4

Question 1

A ferret presents with progressive hind limb weakness, muscle wasting, and hypoglycemia. Blood glucose is 45 mg/dL. The most likely diagnosis is:

Accepted Answer

Insulinoma

Answer

Insulinoma is the most common pancreatic tumor in ferrets and classically causes episodic hypoglycemia with hind limb weakness.

Question 2

A green iguana is presented with metabolic bone disease. Which nutritional deficiency is most commonly responsible?

Accepted Answer

Calcium deficiency and/or inadequate UV-B exposure

Answer

Metabolic bone disease in iguanas is primarily caused by calcium deficiency, improper Ca:P ratio, and lack of UV-B light needed for vitamin D3 synthesis.

Question 3

Which of the following is the preferred site for intravenous catheter placement in a rabbit?

Accepted Answer

Marginal ear vein

Answer

The marginal ear vein is the most accessible and commonly used IV catheter site in rabbits due to its visibility and ease of access.

Question 4

A cockatiel presents with symmetrical feather loss over the head and neck, with pin feathers that appear hemorrhagic and dystrophic. The most appropriate diagnostic test is:

Accepted Answer

PCR for Psittacine Beak and Feather Disease virus

Answer

Psittacine Beak and Feather Disease (PBFD) caused by circovirus is best diagnosed via PCR testing and presents with dystrophic feathers and immunosuppression.

Question 5

A ball python is presented for anorexia and regurgitation. Endoscopy reveals thickened gastric mucosa with abundant mucus. The most likely causative organism is:

Accepted Answer

Cryptosporidium serpentis

Answer

Cryptosporidium serpentis causes hypertrophic gastritis in snakes, presenting with chronic regurgitation and thickened gastric mucosa on endoscopy.

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE - North American Veterinary Licensing Examination Practice Test

NAVLE NAVLE Avian and Exotic Animal Medicine 4