HOSA Veterinary Science Exam Bank Latest Most Tested
Questions with Verified Answers & Detailed Explanations
| 2026/2027 Edition | Graded A+
Question 1
Which of the following terms describes the position of the front limb
relative to the hind limb?
A) Cranial
B) Caudal
C) Dorsal
D) Ventral
Answer: A) Cranial
Explanation: Cranial means toward the head. The front limb is closer
to the head than the hind limb. Caudal means toward the tail. Dorsal
means toward the back. Ventral means toward the belly.
Question 2
A veterinarian asks the CVA to obtain a fecal sample for a float. Which
parasite is commonly identified by its characteristic "barrel-shaped"
egg?
A) Roundworm
B) Hookworm
,C) Whipworm
D) Tapeworm
Answer: C) Whipworm
Explanation: Whipworm (Trichuris vulpis) eggs are characterized by
their barrel shape with bipolar plugs. Roundworm eggs are round.
Hookworm eggs are oval with a thin shell. Tapeworm eggs are
square or rectangular.
Question 3
When restraining a cat for a blood draw from the jugular vein, which of
the following restraint techniques is most appropriate?
A) Scruffing with one hand
B) Lateral recumbency
C) Sternal recumbency with the head extended
D) Dorsal recumbency
Answer: C) Sternal recumbency with the head extended
Explanation: For jugular venipuncture in a cat, the cat is held in
sternal recumbency with the head extended upward and slightly
back to expose the jugular vein. Scruffing is used for other
procedures.
Question 4
Which of the following is the correct term for the surgical removal of a
,cat's claw?
A) Declawing
B) Onychectomy
C) Tenectomy
D) Amputation
Answer: B) Onychectomy
Explanation: Onychectomy is the technical term for declawing, which
is the surgical removal of the claw and the distal phalanx.
Tenectomy is the removal of a tendon. Amputation is the removal of
a limb.
Question 5
A dog is presented with a heart rate of 180 beats per minute. The CVA
should document this as:
A) Normal
B) Bradycardia
C) Tachycardia
D) Arrhythmia
Answer: C) Tachycardia
Explanation: Normal canine heart rate is 60-160 bpm. A rate of 180
is elevated and considered tachycardia. Bradycardia is a slow heart
rate.
, Question 6
Which of the following zoonotic diseases is caused by a fungus and
commonly presents as circular, hairless lesions on the skin?
A) Rabies
B) Ringworm
C) Sarcoptic mange
D) Leptospirosis
Answer: B) Ringworm
Explanation: Ringworm (dermatophytosis) is a fungal infection that
causes circular, hairless lesions. It is zoonotic and can be
transmitted to humans. Rabies is viral. Sarcoptic mange is parasitic.
Leptospirosis is bacterial.
Question 7
The term "polyphagia" refers to:
A) Excessive thirst
B) Excessive urination
C) Excessive appetite
D) Excessive defecation
Answer: C) Excessive appetite
Explanation: Polyphagia is excessive appetite. Polydipsia is excessive
thirst. Polyuria is excessive urination. Polydefecation is excessive
defecation.
Questions with Verified Answers & Detailed Explanations
| 2026/2027 Edition | Graded A+
Question 1
Which of the following terms describes the position of the front limb
relative to the hind limb?
A) Cranial
B) Caudal
C) Dorsal
D) Ventral
Answer: A) Cranial
Explanation: Cranial means toward the head. The front limb is closer
to the head than the hind limb. Caudal means toward the tail. Dorsal
means toward the back. Ventral means toward the belly.
Question 2
A veterinarian asks the CVA to obtain a fecal sample for a float. Which
parasite is commonly identified by its characteristic "barrel-shaped"
egg?
A) Roundworm
B) Hookworm
,C) Whipworm
D) Tapeworm
Answer: C) Whipworm
Explanation: Whipworm (Trichuris vulpis) eggs are characterized by
their barrel shape with bipolar plugs. Roundworm eggs are round.
Hookworm eggs are oval with a thin shell. Tapeworm eggs are
square or rectangular.
Question 3
When restraining a cat for a blood draw from the jugular vein, which of
the following restraint techniques is most appropriate?
A) Scruffing with one hand
B) Lateral recumbency
C) Sternal recumbency with the head extended
D) Dorsal recumbency
Answer: C) Sternal recumbency with the head extended
Explanation: For jugular venipuncture in a cat, the cat is held in
sternal recumbency with the head extended upward and slightly
back to expose the jugular vein. Scruffing is used for other
procedures.
Question 4
Which of the following is the correct term for the surgical removal of a
,cat's claw?
A) Declawing
B) Onychectomy
C) Tenectomy
D) Amputation
Answer: B) Onychectomy
Explanation: Onychectomy is the technical term for declawing, which
is the surgical removal of the claw and the distal phalanx.
Tenectomy is the removal of a tendon. Amputation is the removal of
a limb.
Question 5
A dog is presented with a heart rate of 180 beats per minute. The CVA
should document this as:
A) Normal
B) Bradycardia
C) Tachycardia
D) Arrhythmia
Answer: C) Tachycardia
Explanation: Normal canine heart rate is 60-160 bpm. A rate of 180
is elevated and considered tachycardia. Bradycardia is a slow heart
rate.
, Question 6
Which of the following zoonotic diseases is caused by a fungus and
commonly presents as circular, hairless lesions on the skin?
A) Rabies
B) Ringworm
C) Sarcoptic mange
D) Leptospirosis
Answer: B) Ringworm
Explanation: Ringworm (dermatophytosis) is a fungal infection that
causes circular, hairless lesions. It is zoonotic and can be
transmitted to humans. Rabies is viral. Sarcoptic mange is parasitic.
Leptospirosis is bacterial.
Question 7
The term "polyphagia" refers to:
A) Excessive thirst
B) Excessive urination
C) Excessive appetite
D) Excessive defecation
Answer: C) Excessive appetite
Explanation: Polyphagia is excessive appetite. Polydipsia is excessive
thirst. Polyuria is excessive urination. Polydefecation is excessive
defecation.
