NAVLE Final Practice Exam Latest Questions and Answers 2024

NAVLE Final Practice Exam Latest Questions and Answers 2024 A 6-year-old Thoroughbred gelding was involved in a motor vehicle collision while riding in a trailer three weeks ago. Physical examination shows heling superficial abrasions on the face. A photograph is shown. Injury to which of the following nerves is the most likely underlying causes of these findings? A) Left Facial (VII) Nerve B) Right Facial (VII) Nerve C) Left Trigeminal (V) Nerve D) Right Trigeminal (V) Nerve E) Left infraorbital nerve F) Right Infraorbital Nerve - CORRECT ANSWER-B) Right Facial (VII) Nerve In cases of pyothorax in cats, what type of microorganisms are most frequently cultured from pleural fluid? A) Chlamydiae B) Mycoplasmas C) Obligate anaerobes D) Spirochetes E) Yeasts - CORRECT ANSWER-C) Obligate anaerobes A 6-year-old male Cocker Spaniel has recurrent otitis externa. Microscopic examination of a smear of purulent ear discharge shows large numbers of rod shaped bacteria. What is the most likely causative organism? A) Escheria coli B) Klebsiella spp C) Pasturella multocida D) Pseudomonas aeruginosa E) Staphylococcus intermedius - CORRECT ANSWER-D) Pseudomonas aeruginosa An 82-lb (37 kg) 8-year-old MN German Shepherd mix is being evaluated for a 2 month history of decreased exercise tolerance. The client reports that the dog had two episodes of profound weakness on walks during the past week. The dog seems comfortable at home but his "heart is always racing." Two years ago the dog was diagnosed by another vet with hypothyroidism and prescribed oral levothyroxine 0.8 mg twice daily. Dosage was reevaluated one month after initiation and was determined to be appropriate. Appetite, urination, and bowel movements are normal. BCS is 6/9. Temp 101.2 F and HR 180 bpm. The dog is panting. Pulse deficits are occuring 3- 5x/min. No other abnormalities are noted. CBC, serum chemistry, and urinalysis are WNL. Which of the following is the most likely cause of episodic weakness in this dog? A) Decreased cardiac output B) Electrolyte imbalance C) Neurogenic weakness D) osteoarthritis E) ventilation- - CORRECT ANSWER-A) Decreased Cardiac Output Fifteen of a group of 200, 7-month old feedlot calves are lame. The calves arrived at the feedlot approximately 1 month ago, and one week later 40 of the animals developed pneumonia. These calves were treated with oxytetracycline, and pneumonia appeared to resolve. On Physical examination, the affected calves have swellings in the carpi, tarsi, and stifles with distension of associated tendon sheaths and a stiff gait. Two calves are euthanized. Postmorten examination shows fibrinous pleuritis and papillary muscle necrosis. Which of the following organisms is the most likely cause of these agents? A) Arcanobacterium (Actinomyces) pyogenes B)Histophilus somni (Haemophilus somnus) C) Mannheima (Pasturella) haemolytica D) Pasturella multocida E) Salmonella typhimurium - CORRECT ANSWER-B) Histophilus somni A 2-year old spayed female indoor/outdoor Singapura cat has had several facial pruritis for the past two weeks. Vaccinations are up-to-date and the cat is on a monthly regimen of topical imidaclorid. Examination of the skin shows linear ulcers along the ventral aspects of both mandibles and miliary scabs on the ventral and lateral aspects of the neck. The remainder of the dermis appears normal. Deep and surface skin scrapings and dermatophyte culture are negative. Which of the following is the most appropriate next diagnostic step. A) Serum Allergy Testing B) Thyroid function testing C) Trial of hypoallergenic diet D) Trial of IM methylprednisolon