VTNE PREP COMBINED, AAVSB Practice Tests

VTNE PREP COMBINED, AAVSB Practice Tests (c) Systolic blood pressure - - - - 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 - - - - 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 - - - - The muscular sphincter located between the stomach and the duodenum is the: (a) Pylorus (b) Cardia (c) Chyme (d) Rugae (a) Threshold - - - - 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 - - - - Smooth muscles can be found in the: (a) Heart (b) Stomach (c) Pelvic limb (d) Diaphragm (a) Negative - - - - 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 (c) Brainstem - - - - The cranial nerves originate from the (a) Cerebellum (b) Spinal cord (c) Brainstem (d) Cerebrum (d) Oxytocin - - - - 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% - - - - Typically, what percentage of an animal's body weight consists of blood? (a) 0.1% (b) 1% (c) 8% (d) 30% (c) Systemic - - - - What circulatory system is under the highest pressure? (a) Pulmonary (b) Coronary (c) Systemic (d) Capillaries (d) A common passage for fecal, urinary, and