Penn Foster Pharmacology Proctor Exam
Practice Questions and Answers
Question 1
anticoagulant
Correct Answer
prevents clotting of the blood
Question 2
Monoamine Oxidase Inhibitors (MAOIs)
Correct Answer
work by blocking the enzyme monoamine oxidase which breaks down dopamine.
Increases levels of dopamine, an antidepressant.
Question 3
effective dose (ED50)
Correct Answer
Dose that produced the desired effect in 50% of animals given that drug
Question 4
Bioavailability
Correct Answer
measures the amount of drug that gets absorbed and is available to patient
Page 1 of 36
,Question 5
What happens when the Hypothalamus releases Gonadotropin-releasing hormone
(GnRH)?
Correct Answer
It causes the pituitary gland to release FSH and LH and a FSH follicle forms and
begins to release estrogen.
Question 6
hypothyroidism
Correct Answer
A disorder caused by a thyroid gland that is slower and less productive than normal
- lethargic
- bradycardic
- poor skin and hair coat conditions
Question 7
Parasitiasis
Correct Answer
An animal harbors a parasite but no clinical signs of infection or infestation.
Question 8
Progestins
Correct Answer
female hormones generated in the ovaries that helps maintain pregnancy
Question 9
Pharmacodynamics
Correct Answer
study of the biochemical and physiological effects of drugs and their mechanism of
action in the body.
Page 2 of 36
,Question 10
live vaccines
Correct Answer
bacteria or viruses used to stimulate cell-mediated immunity and create long term
protection may be virulent (can cause disease) or avirulent (can't cause disease)
Question 11
4 types of syringes
Correct Answer
1) Slip tip- most common
2) Luer lock- screw top, thick fluids
3) Eccentric tip- larger volumes into a vein
4) Catheter tip- good for oral feedings
Question 12
antifungal
Correct Answer
(no wide spread use in veterinary medicine)
- an agent that destroys or inhibits the growth of fungi
Question 13
what must drug labels contain? (6)
Correct Answer
-drug names: generic and trade
-concentration and quantity
-name and address of manufacturer
-controlled substance status
- manufacturer control or lot number
- expiration date
Page 3 of 36
, Question 14
Estrogens
Correct Answer
inhibit ovulation, increase uterine tone, treat persistent corpus luteus (collapsed
follicle) in cattle
Question 15
urinary incontinence
Correct Answer
inability to control urination
Question 16
Toxoid
Correct Answer
produces immunity to a toxin rather than a bacteria or virus
Question 17
Environmental Protection Agency (EPA)
Correct Answer
regulates development and approval of pesticides and establishes water quality
standards.
Question 18
stages of wound healing (4)
Correct Answer
1. Hemostasis- closes wound by clotting
2. Inflammation- injured blood vessels leak components
3. Proliferation- rebuilding of tissue
4. Maturation- remodeling phase, 3weeks-years
Page 4 of 36
Practice Questions and Answers
Question 1
anticoagulant
Correct Answer
prevents clotting of the blood
Question 2
Monoamine Oxidase Inhibitors (MAOIs)
Correct Answer
work by blocking the enzyme monoamine oxidase which breaks down dopamine.
Increases levels of dopamine, an antidepressant.
Question 3
effective dose (ED50)
Correct Answer
Dose that produced the desired effect in 50% of animals given that drug
Question 4
Bioavailability
Correct Answer
measures the amount of drug that gets absorbed and is available to patient
Page 1 of 36
,Question 5
What happens when the Hypothalamus releases Gonadotropin-releasing hormone
(GnRH)?
Correct Answer
It causes the pituitary gland to release FSH and LH and a FSH follicle forms and
begins to release estrogen.
Question 6
hypothyroidism
Correct Answer
A disorder caused by a thyroid gland that is slower and less productive than normal
- lethargic
- bradycardic
- poor skin and hair coat conditions
Question 7
Parasitiasis
Correct Answer
An animal harbors a parasite but no clinical signs of infection or infestation.
Question 8
Progestins
Correct Answer
female hormones generated in the ovaries that helps maintain pregnancy
Question 9
Pharmacodynamics
Correct Answer
study of the biochemical and physiological effects of drugs and their mechanism of
action in the body.
Page 2 of 36
,Question 10
live vaccines
Correct Answer
bacteria or viruses used to stimulate cell-mediated immunity and create long term
protection may be virulent (can cause disease) or avirulent (can't cause disease)
Question 11
4 types of syringes
Correct Answer
1) Slip tip- most common
2) Luer lock- screw top, thick fluids
3) Eccentric tip- larger volumes into a vein
4) Catheter tip- good for oral feedings
Question 12
antifungal
Correct Answer
(no wide spread use in veterinary medicine)
- an agent that destroys or inhibits the growth of fungi
Question 13
what must drug labels contain? (6)
Correct Answer
-drug names: generic and trade
-concentration and quantity
-name and address of manufacturer
-controlled substance status
- manufacturer control or lot number
- expiration date
Page 3 of 36
, Question 14
Estrogens
Correct Answer
inhibit ovulation, increase uterine tone, treat persistent corpus luteus (collapsed
follicle) in cattle
Question 15
urinary incontinence
Correct Answer
inability to control urination
Question 16
Toxoid
Correct Answer
produces immunity to a toxin rather than a bacteria or virus
Question 17
Environmental Protection Agency (EPA)
Correct Answer
regulates development and approval of pesticides and establishes water quality
standards.
Question 18
stages of wound healing (4)
Correct Answer
1. Hemostasis- closes wound by clotting
2. Inflammation- injured blood vessels leak components
3. Proliferation- rebuilding of tissue
4. Maturation- remodeling phase, 3weeks-years
Page 4 of 36
