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RCVS Certificate in Advanced Veterinary Practice Equine Medicine, Surgery & Practice: practice questions

RCVS Certificate in Advanced Veterinary Practice (CertAVP) · UK · RCVS, with modules through accredited universities

Original practice questions written to the published syllabus · not past papers
10worked here, free
28written to this exam in this subject
10syllabus units

What this subject covers

The horse in health and disease: colic, lameness, respiratory and infectious diseases, dentistry, reproduction, neonatology, performance and welfare. Taught internationally; not a separate MSVE course.

In the exams: NAVLE equine 14.7%; RCVS SME equine 87 of 367 items; SAVC Paper 1 equine 30; ECFVG / NEB CPE equine section

Where the 28 questions fall

How our questions for RCVS Certificate in Advanced Veterinary Practice spread across the units of Equine Medicine, Surgery & Practice. Difficulty: 1 easy, 14 medium, 13 hard.

Sport and performance medicine7
Equine reproduction5
Respiratory disease: strangles and equine influenza3
Equine neonatology3
Colic2
Lameness2
Equine dentistry2
Equine welfare2
Equine infectious anaemia1
African horse sickness1

10 practice questions, worked

Choose an answer, then open the working. Each explanation says why the right answer is right and why the others are not.

1 · Colic · medium

A 450 kg horse needs maintenance intravenous fluids at 60 mL/kg/day. What hourly rate delivers this?

  1. About 2.7 L per hour
  2. About 1.1 L per hour
  3. About 27 L per hour
  4. About 0.45 L per hour
Answer and working

B. About 1.1 L per hour

Daily volume = 450 x 60 = 27,000 mL = 27 L; hourly = 27 / 24 = 1.125 L, about 1.1 L/h. 27 L/h forgets to divide by 24, 2.7 L/h is a decimal slip, and 0.45 L/h confuses bodyweight with rate.

Further reading: Reed, Bayly & Sellon, Equine Internal Medicine

2 · Respiratory disease: strangles and equine influenza · medium

During a strangles outbreak the yard uses a 'traffic light' system. Which horses belong in the amber group?

  1. Horses with no signs that have been in contact with clinical cases
  2. Horses with fever, nasal discharge or lymph node swelling
  3. Horses never exposed to any case and kept fully separate
  4. Horses that recovered and tested negative on pouch lavage
Answer and working

A. Horses with no signs that have been in contact with clinical cases

Amber is for in-contact horses without signs, monitored by twice-daily temperatures; red is for clinical cases, and green for unexposed horses. Recovered horses cleared by guttural pouch testing can be released, not kept in amber.

Further reading: HBLB Codes of Practice

3 · African horse sickness · medium

A new horse arrives at a busy competition yard. Which biosecurity step is most appropriate?

  1. Isolate it for about three weeks with twice-daily temperatures and strangles screening
  2. Vaccinate it against every disease on arrival and mix it with the group, usually the next day
  3. Share the yard's water trough so that it gains immunity to resident organisms
  4. Turn it out with the resident group at once so that it settles quickly and builds up immunity
Answer and working

A. Isolate it for about three weeks with twice-daily temperatures and strangles screening

Isolation of new arrivals with temperature monitoring and, where appropriate, strangles serology or guttural pouch screening reduces the risk of introducing disease. Immediate mixing, vaccination without isolation and deliberate shared water all increase risk.

Further reading: HBLB Codes of Practice

4 · Equine dentistry · hard

A 24-year-old horse has gingival recession, draining tracts and bulbous swellings over the roots of several incisors and canines. What is the likely diagnosis and usual treatment?

  1. Infundibular caries of the upper cheek teeth; fill with dental composite
  2. Retained deciduous incisor caps; remove the caps by hand under sedation
  3. Equine odontoclastic tooth resorption and hypercementosis; extract affected teeth
  4. Sharp enamel points with cheek ulcers; rasp the points and recheck
Answer and working

C. Equine odontoclastic tooth resorption and hypercementosis; extract affected teeth

EOTRH affects the incisors and canines of older horses with resorption, hypercementosis and draining tracts; affected teeth are extracted and horses usually eat well afterwards. The other diagnoses involve different teeth or ages.

Further reading: Easley, Dixon & du Toit, Equine Dentistry

5 · Equine reproduction · hard

A mare in oestrus has a 40 mm follicle and marked endometrial oedema. hCG is given at 8 a.m. on Monday to induce ovulation. When is ovulation expected?

  1. Within one to two hours, on Monday morning
  2. On Friday, about four days later
  3. On Monday evening, about 12 hours later
  4. From Tuesday evening to Wednesday morning
Answer and working

D. From Tuesday evening to Wednesday morning

After hCG or a GnRH agonist, ovulation usually follows in about 36 to 48 hours: Monday 8 a.m. + 36 h is Tuesday 8 p.m., + 48 h is Wednesday 8 a.m. The other times are too early or too late.

Further reading: McKinnon et al., Equine Reproduction

6 · Equine reproduction · hard

An older mare repeatedly has free intrauterine fluid on ultrasound the day after breeding and fails to conceive. What is the most likely problem and first-line management?

  1. Ovarian granulosa cell tumour; unilateral ovariectomy before the start of the next breeding season
  2. Cervical star tear; Caslick's operation immediately after each mating
  3. Persistent corpus luteum; daily progesterone supplementation for several weeks
  4. Persistent breeding-induced endometritis; post-breeding uterine lavage and oxytocin
Answer and working

D. Persistent breeding-induced endometritis; post-breeding uterine lavage and oxytocin

Failure to clear fluid and inflammation after breeding is persistent breeding-induced endometritis, managed by post-breeding lavage and ecbolics such as oxytocin. A persistent corpus luteum would stop cycling, progesterone would worsen uterine defence, and a Caslick's operation addresses pneumovagina, not a cervical tear.

Further reading: McKinnon et al., Equine Reproduction

7 · Equine reproduction · hard

Which sites are swabbed to detect Taylorella equigenitalis carriers?

  1. Clitoral fossa and sinuses in mares; urethra, urethral fossa and sheath in stallions
  2. Rectum in both sexes, because the organism is shed mainly in faeces
  3. Cervix and uterine body in mares; testicular aspirate and semen in stallions
  4. Nasopharynx in both sexes, because the organism is carried in the upper airway
Answer and working

A. Clitoral fossa and sinuses in mares; urethra, urethral fossa and sheath in stallions

Contagious equine metritis carriers harbour T. equigenitalis in the clitoral fossa and sinuses of mares and the urethra, urethral fossa and penile sheath of stallions, which are the prescribed swabbing sites. It is a venereal, not respiratory or faecal, organism.

Further reading: HBLB Codes of Practice

8 · Equine reproduction · hard

A stallion's ejaculate has a gel-free volume of 50 mL, a concentration of 150 million sperm/mL and 60% progressive motility. How many progressively motile sperm are in the ejaculate?

  1. 4.5 billion
  2. 0.45 billion
  3. 7.5 billion
  4. 9.0 billion
Answer and working

A. 4.5 billion

Total sperm = 50 mL x 150 x 10^6/mL = 7.5 x 10^9; progressively motile = 7.5 x 10^9 x 0.60 = 4.5 x 10^9. 7.5 billion forgets motility, 9.0 billion uses 60 x 150 x 10^6, and 0.45 billion is a decimal slip.

Further reading: McKinnon et al., Equine Reproduction

9 · Sport and performance medicine · hard

Under the FEI Equine Prohibited Substances List, what is the difference between Banned Substances and Controlled Medication?

  1. Banned Substances must never be used; Controlled Medication has therapeutic use but must not be present in competition
  2. Banned Substances apply only to racing; Controlled Medication applies only to endurance and eventing
  3. Banned Substances are illegal drugs; Controlled Medication covers feed supplements with no threshold
  4. Banned Substances may be used if a veterinary certificate is lodged; Controlled Medication may never be used in any competition horse
Answer and working

A. Banned Substances must never be used; Controlled Medication has therapeutic use but must not be present in competition

Banned Substances have no legitimate use in the competition horse and must never be present, whereas Controlled Medication substances have recognised therapeutic uses but must not be present during competition. The list applies across FEI disciplines, not racing.

Further reading: FEI Equine Prohibited Substances List

10 · Sport and performance medicine · medium

A horse in the UK whose passport shows it is still eligible for the food chain needs phenylbutazone. What must happen?

  1. The horse may be treated and returns to the food chain after a 28-day withdrawal period
  2. The horse must be treated only with half the usual dose so that residues stay below limits
  3. The passport is signed to exclude the horse permanently from the food chain before treatment
  4. The horse may be treated without any record, because phenylbutazone leaves no residues
Answer and working

C. The passport is signed to exclude the horse permanently from the food chain before treatment

Phenylbutazone is not permitted in food-producing equids in the EU and UK, so the horse must be declared permanently excluded from the food chain in its passport; the declaration cannot be reversed. No withdrawal period makes it acceptable for food.

Further reading: EU and UK equine identification and veterinary medicines rules

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Read the subject

Equine Medicine, Surgery & PracticeThe full study manual, free RCVS Certificate in Advanced Veterinary PracticeFormat, sections and how it has changed

Equine Medicine, Surgery & Practice for other exams

RCVS Statutory Membership Examination · UKSAVC Registration Examination · South AfricaAustralasian Veterinary Examination, formerly the National Veterinary Examination · Australia / New ZealandNAVLE · USA / CanadaENADE · BrazilNational Veterinary Examination · JapanICAR AIEEA · India

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