VTNE PREP Combined Exam

VTNE PREP Combined Exam GRADED A+ (ACTUAL EXAM ) Questions and Answers (Solved)

1. The pressure in the systemic arteries during ventricular contraction is:

(a) Diastolic blood pressure (b) Osmotic pressure (c) Systolic blood pressure (d) Low pressure

Answer: (c) Systolic blood pressure

• In what order does the impulse for depolarization travel through the heart?

(a) AV node, SA node, bundle of His, Purkinje fibers (b) SA node, AV node, bundle of His, Purkinje fibers (c) SA node, AV node, Purkinje fibers, bundle of His (d) AV node, SA node, Purkinje fibers, bundle of His

Answer: (b) SA node, AV node, bundle of His, Purkinje fibers

3. The muscular sphincter located between the stomach and the duodenum is the:

(a) Pylorus (b) Cardia (c) Chyme (d) Rugae

Answer: (a) Pylorus

• When a stimulus is strong enough to cause complete depolarization, it has reached:

(a) Threshold (b) Repolarization (c) Refractory period (d) Action potential

Answer: (a) Threshold

5. Smooth muscles can be found in the:

(a) Heart (b) Stomach (c) Pelvic limb (d) Diaphragm 1 / 4

Answer: (b) Stomach

• On inspiration, the pressure in the thoracic cavity, as compared with ambient air pressure, is

(a) Negative (b) Positive (c) Same as the ambient air pressure (d) Fluctuating

Answer: (a) Negative

• The cranial nerves originate from the

(a) Cerebellum (b) Spinal cord (c) Brainstem (d) Cerebrum

Answer: (c) Brainstem

• In dairy cattle, the teats and udder are gently washed before milking to stimulate the release

of one of the following, to stimulate milk letdown

(a) Adrenalin (b) Norepinephrine (c) Dopamine (d) Oxytocin

Answer: (d) Oxytocin

• Typically, what percentage of an animal's body weight consists of blood?

(a) 0.1% (b) 1% (c) 8% (d) 30%

Answer: (c) 8%

• What circulatory system is under the highest pressure?

(a) Pulmonary (b) Coronary (c) Systemic (d) Capillaries

Answer: (c) Systemic 2 / 4

11. In birds, the cloaca is:

(a) An appendage suspended from the head (b) A blind sac at the distal end of the jejunum (c) A cleft in the hard palate (d) A common passage for fecal, urinary, and reproductive systems

Answer: (d) A common passage for fecal, urinary, and reproductive systems

• All of the following major vessels contribute to blood flowing into the cranial vena cava

except for the:

(a) Brachiocephalic vein (b) Thoracic duct (c) Azygos vein (d) Femoral vein

Answer: (d) Femoral vein

• Which of these is not a division of teh small intestine?

(a) Duodenum (b) Ilium (c) Ileum (d) Jejunum

Answer: (b) Ilium

• Which of the following is a ductless system?

(a) Exocrine system (b) Endocrine system (c) Lymphatic system (d) All of the above systems contain ducts

Answer: (b) Endocrine system

• The lymphatic structure found in the small intestines responsible for the transport of fats

and fat-soluble vitamins is:

(a) Afferent lymphatic vessels (b) Lacteals (c) Trabeculae (d) Spleen

Answer: (b) Lacteals

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• The time period from the beginning of one heat cycle to the beginning of the next is

called:

(a) Esrous (b) Estrus (c) Ovulation (d) The mating cycle

Answer: (a) Estrous

17. The anatomic term for synovial joints is:

(a) Fibroarthroses (b) Amphiarthroses (c) Synarthroses (d) Diarthroses

Answer: (d) Diarthroses

• The name of the hole between the cardiac atria that closes at birth in the mammal is:

(a) Aortic hiatus (b) Foramen (c) Fossa (d) Foramen ovale

Answer: (d) Foramen ovale

19. The eardrum is also called the:

(a) Pinna (b) Tympanic membrane (c) Eustachian tubes (d) Cochlea

Answer: (b) Tympanic membrane

20. The function of the red blood cell is to:

(a) Provide defense from foreign invaders (b) Act as a phagocyte (c) Carry oxygen to the tissues (d) Respond to the need for clotting

Answer: (c) Carry oxygen to the tissues

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