VTNE PREP COMBINED, AAVSB Practice Tests Questions
& Answers (A+)
(c) Systolic blood pressure Answer-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 Answer-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 Answer-The muscular sphincter located between the stomach and the
duodenum is the:
(a) Threshold Answer-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 Answer-Smooth muscles can be found in the:
(a) Heart
(b) Stomach
(c) Pelvic limb
(d) Diaphragm
(a) Negative Answer-On inspiration, the pressure in the thoracic cavity, as compared with
ambient air pressure, is
(a) Negative
(b) Positive
, VTNE PREP COMBINED, AAVSB Practice Tests Questions
& Answers (A+)
(c) Same as the ambient air pressure
(d) Fluctuating
(c) Brainstem Answer-The cranial nerves originate from the
(a) Cerebellum
(b) Spinal cord
(c) Brainstem
(d) Cerebrum
(d) Oxytocin Answer-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% Answer-Typically, what percentage of an animal's body weight consists of blood?
(c) Systemic Answer-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 Answer-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 Answer-All of the following major vessels contribute to blood flowing
into the cranial vena cava except for the:
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