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2. coronary vasoconstriction. - Answer- Alpha-2 agonists, used therapeutically, decrease cardiac output in most animals. This decrease is due to: 1. decreased afterload. 2. coronary vasoconstriction. 3. high catecholamine levels. 4. increased myocardial oxygen consumption. 2. Geriatric patients take longer to recover. - Answer- Which of the following is a reason geriatric patients should be scheduled for surgery before young patients? 1. Young patients become stressed more easily. 2...

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Colic is a common condition in horses. Which of the following is not a common cause of colic? Displaced abomasum Intestinal incarceration Intestinal volvulus Enterolithiasis - Answer- Displaced abomasum Horses are not ruminants and therefore do not have an abomasum. Enteroliths are stones that can form in the gastrointestinal tract that can result in an obstruction. Intestinal incarceration is the trapping of intestines through a small opening. Finally an intestinal volv...

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, Purkinj...

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In a fetus, blood is shunted from the pulmonary artery to the aorta via what structure? - Answer- Ductus arteriosus What hormone stimulates uterine contraction - Answer- Oxytocin What age is it vital to avoid painful/traumatic experiences - Answer- 8-10 weeks What internal parasite is a threat to young (but typically not adult) horses - Answer- Parascaris equorum After parturition, it is normal for the bitch to have a reddish brown vaginal discharge for a few weeks, what is this call...

What is the morphology of Vibrio spp. bacteria? A. Bacillus B. Coccus C. Spirochete D. Coccobacillus - Answer- A. Bacillus All of the following are important functions of bacterial fimbriae, except: A. Attachment B. Locomotion C. Ion transport D. Antibiotic resistance - Answer- A. Attachment Bacterial endospores are: A. Resistant to heat and desiccation B. A form of asexual reproduction C. A consequence of mating D. Highly susceptible to antiseptics - Answer- A. Resistant...

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