2024 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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