HOSA Veterinary Science Exam- Animal Anatomy, Diseases, Emergency Care &
Instruments Q&A 3 versions
This specialized competitive preparation guide delivers targeted practice questions and
verified answers custom-tailored to the 2026/2027 HOSA Veterinary Science national
event guidelines. It provides comprehensive coverage of key competitive modules,
including veterinary instrumentation identification, animal anatomy and physiology,
common zoonotic diseases, emergency stabilization math, and recognized small and
large breed classifications. High school and collegiate healthcare students will master
clinical calculation parameters, diagnostic imagery tracking, and technical medical
vocabulary to secure a top-tier placement at regional, state, and international leadership
conferences.
1. Which bone is commonly known as the "kneecap" in animals?
A) Femur
B) Tibia
C) Patella
D) Fibula
Rationale: The patella is the small bone that protects the front of the stifle (knee) joint.
2. What is the primary function of the large intestine?
A) Absorb nutrients
B) Produce bile
C) Absorb water and electrolytes
D) Digest proteins
Rationale: The large intestine primarily absorbs water and electrolytes and forms feces.
3. What is the common name for canine infectious hepatitis?
A) Parvovirus
B) Distemper
,C) Canine adenovirus type 1
D) Leptospirosis
Rationale: Canine infectious hepatitis is caused by canine adenovirus type 1, affecting the
liver and other organs.
4. What is the first action when an animal is not breathing?
A) Start chest compressions
B) Check the airway and begin rescue breathing
C) Give water
D) Check for a pulse for 1 minute
Rationale: Establishing an open airway and providing rescue breathing is the priority
before compressions.
5. Which instrument is used to measure blood glucose levels?
A) Thermometer
B) Glucometer
C) Stethoscope
D) Otoscope
Rationale: A glucometer measures blood glucose concentration from a small blood
sample.
6. Which dog breed is known for its "blue" coat and herding ability?
A) Border Collie
B) Australian Cattle Dog
C) German Shepherd
D) Shetland Sheepdog
Rationale: The Australian Cattle Dog (Blue Heeler) has a distinctive blue mottled coat and
is a skilled herder.
,7. What is the name of the bone that forms the upper jaw?
A) Mandible
B) Maxilla
C) Zygomatic
D) Frontal
Rationale: The maxilla forms the upper jaw and supports the upper teeth.
8. Which hormone regulates calcium levels in the blood?
A) Insulin
B) Cortisol
C) Parathyroid hormone
D) Thyroxine
Rationale: Parathyroid hormone (PTH) increases blood calcium by stimulating bone
resorption and intestinal absorption.
9. What is the term for inflammation of the bladder?
A) Nephritis
B) Cystitis
C) Urethritis
D) Pyelonephritis
Rationale: Cystitis is inflammation of the urinary bladder, often caused by infection.
10. How should a minor cut on an animal be treated?
A) Apply a tourniquet
B) Clean with antiseptic and bandage
C) Ignore it
D) Apply ice
, Rationale: Minor cuts should be cleaned with a mild antiseptic and covered with a clean
bandage.
11. What is a capnograph used for?
A) Measure blood pressure
B) Measure carbon dioxide in exhaled breath
C) Measure oxygen saturation
D) Measure heart rate
Rationale: A capnograph monitors end-tidal CO2, useful during anesthesia.
12. Which cat breed is known for its "pointed" coloration and blue eyes?
A) Persian
B) Maine Coon
C) Siamese
D) Sphynx
Rationale: Siamese cats have a colorpoint pattern (darker face, ears, paws, tail) and blue
eyes.
13. What is the term for the study of tissues?
A) Anatomy
B) Physiology
C) Histology
D) Cytology
Rationale: Histology is the microscopic study of tissue structure.
Instruments Q&A 3 versions
This specialized competitive preparation guide delivers targeted practice questions and
verified answers custom-tailored to the 2026/2027 HOSA Veterinary Science national
event guidelines. It provides comprehensive coverage of key competitive modules,
including veterinary instrumentation identification, animal anatomy and physiology,
common zoonotic diseases, emergency stabilization math, and recognized small and
large breed classifications. High school and collegiate healthcare students will master
clinical calculation parameters, diagnostic imagery tracking, and technical medical
vocabulary to secure a top-tier placement at regional, state, and international leadership
conferences.
1. Which bone is commonly known as the "kneecap" in animals?
A) Femur
B) Tibia
C) Patella
D) Fibula
Rationale: The patella is the small bone that protects the front of the stifle (knee) joint.
2. What is the primary function of the large intestine?
A) Absorb nutrients
B) Produce bile
C) Absorb water and electrolytes
D) Digest proteins
Rationale: The large intestine primarily absorbs water and electrolytes and forms feces.
3. What is the common name for canine infectious hepatitis?
A) Parvovirus
B) Distemper
,C) Canine adenovirus type 1
D) Leptospirosis
Rationale: Canine infectious hepatitis is caused by canine adenovirus type 1, affecting the
liver and other organs.
4. What is the first action when an animal is not breathing?
A) Start chest compressions
B) Check the airway and begin rescue breathing
C) Give water
D) Check for a pulse for 1 minute
Rationale: Establishing an open airway and providing rescue breathing is the priority
before compressions.
5. Which instrument is used to measure blood glucose levels?
A) Thermometer
B) Glucometer
C) Stethoscope
D) Otoscope
Rationale: A glucometer measures blood glucose concentration from a small blood
sample.
6. Which dog breed is known for its "blue" coat and herding ability?
A) Border Collie
B) Australian Cattle Dog
C) German Shepherd
D) Shetland Sheepdog
Rationale: The Australian Cattle Dog (Blue Heeler) has a distinctive blue mottled coat and
is a skilled herder.
,7. What is the name of the bone that forms the upper jaw?
A) Mandible
B) Maxilla
C) Zygomatic
D) Frontal
Rationale: The maxilla forms the upper jaw and supports the upper teeth.
8. Which hormone regulates calcium levels in the blood?
A) Insulin
B) Cortisol
C) Parathyroid hormone
D) Thyroxine
Rationale: Parathyroid hormone (PTH) increases blood calcium by stimulating bone
resorption and intestinal absorption.
9. What is the term for inflammation of the bladder?
A) Nephritis
B) Cystitis
C) Urethritis
D) Pyelonephritis
Rationale: Cystitis is inflammation of the urinary bladder, often caused by infection.
10. How should a minor cut on an animal be treated?
A) Apply a tourniquet
B) Clean with antiseptic and bandage
C) Ignore it
D) Apply ice
, Rationale: Minor cuts should be cleaned with a mild antiseptic and covered with a clean
bandage.
11. What is a capnograph used for?
A) Measure blood pressure
B) Measure carbon dioxide in exhaled breath
C) Measure oxygen saturation
D) Measure heart rate
Rationale: A capnograph monitors end-tidal CO2, useful during anesthesia.
12. Which cat breed is known for its "pointed" coloration and blue eyes?
A) Persian
B) Maine Coon
C) Siamese
D) Sphynx
Rationale: Siamese cats have a colorpoint pattern (darker face, ears, paws, tail) and blue
eyes.
13. What is the term for the study of tissues?
A) Anatomy
B) Physiology
C) Histology
D) Cytology
Rationale: Histology is the microscopic study of tissue structure.
