VTNE PREP COMBINED, AAVSB
Practice Tests Questions with Answers
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(c) Systolic blood pressure Ans: The pressure in the
systemic arteries during ventricular contraction is:
(a) Diastolic blood pressure
(b) Osmotic pressure
(c) Systolic blood pressure
(d) Low pressure
(b) SA node, AV node, bundle of His, Purkinje fibers Ans:
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
(a) Pylorus Ans: The muscular sphincter located between
the stomach and the duodenum is the:
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(a) Pylorus
(b) Cardia
(c) Chyme
(d) Rugae
(a) Threshold Ans: When a stimulus is strong enough to
cause complete depolarization, it has reached:
(a) Threshold
(b) Repolarization
(c) Refractory period
(d) Action potential
(b) Stomach Ans: Smooth muscles can be found in the:
(a) Heart
(b) Stomach
(c) Pelvic limb
(d) Diaphragm
(a) Negative Ans: On inspiration, the pressure in the
thoracic cavity, as compared with ambient air pressure, is
(a) Negative
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(b) Positive
(c) Same as the ambient air pressure
(d) Fluctuating
(c) Brainstem Ans: The cranial nerves originate from the
(a) Cerebellum
(b) Spinal cord
(c) Brainstem
(d) Cerebrum
(d) Oxytocin Ans: 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
(c) 8% Ans: Typically, what percentage of an animal's
body weight consists of blood?
(a) 0.1%
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(b) 1%
(c) 8%
(d) 30%
(c) Systemic Ans: What circulatory system is under the
highest pressure?
(a) Pulmonary
(b) Coronary
(c) Systemic
(d) Capillaries
(d) A common passage for fecal, urinary, and
reproductive systems Ans: 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
(d) Femoral vein Ans: All of the following major vessels
contribute to blood flowing into the cranial vena cava
except for the:
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