Phamocology test 1

Question 46 0 / 2 pts What is the percentage strength of 5 mg of active ingredient in 20 ml of solution? 25% 0.25% 0.025% 2.5%

0.025%

Question 34 0 / 2 pts Medications such as Afrin are formulated to generate aerosol particle sizes of _______ microns so that they will be deposited in the nasopharynx, where their action is more desired. 5-7 1-5 10-15 0.5

10-15

Question 1 2 / 2 pts You note that a physician has made a new entry on a patient's chart. The entry reads "500 mg acetaminophen PO q.i.d." What does this order mean? 500 mg preop, then daily 500 mg postop, then every 4 hours 500 mg by mouth, six times daily 500 mg acetaminophen by mouth, four times daily

500 mg acetaminophen by mouth, four times daily

Question 48 0 / 2 pts 60 kg equals how many milligrams? 0.600 g 6,000 mg 60,000,000 mg 60,000,000 g

60,000,000 mg

Question 2 2 / 2 pts Proventil HFA is most selective for which of the following receptors? Alpha2 Adrenergic Beta1 Beta2

Beta2

Question 16 0 / 2 pts Receptors that bind with acetylcholine can be referred to as: I. Cholinergic II. Adrenergic III. Muscarinic IV. Nicotinic I, III, & IV I, II, & III I & III I & II

I & III

Question 23 2 / 2 pts Bronchodilation is achieved by using which of the following classifications of drugs? I. Parasympatholytics II. Sympatholytics III. Adrenergic agonists II & III I, II, & III I & III I & II

I & III

Question 10 0 / 2 pts A child has been brought to the emergency department after being found with an empty bottle of children's Tylenol beside him. Which of the following may you recommend to the physician in regard to treatment? I. Administer an absorbent such as activated charcoal II. Administer an emetic agent III. Administer Narcan® IV. Administer n-acetylcysteine II, III, or IV I, II, or IV I, II, or III II or IV

II or Iv

Question 26 2 / 2 pts Stimulation of the parasympathetic division of the autonomic nervous system would cause which of the following effects? I. Increased heart rate and contractility II. Pupil dilation III. Increased digestion IV. Bronchoconstriction I & IV III & IV I, III, & IV II, III, & IV

III and IV

Question 3 2 / 2 pts Drug names offer clues concerning administration. What information can you deduce from the drug name Theo-24? ( or every 24 hours) It is taken once daily. It is a slow-release tablet. It is given in elixir form. It is taken twice daily.

It is taken once daily.

Question 21 2 / 2 pts Which of the following are the two main neurotransmitters of the autonomic nervous system (ANS)? Nicotinic and muscarinic NE and ACh AChE and NE Muscarininc and NE

NE and ACh

Question 27 0 / 2 pts What type of adrenergic agent is albuterol considered? Noncatecholamine Cholinergic Sympatholytic Catecholamine

Noncatecholamine

Question 29 2 / 2 pts The systems responsible for maintaining coordination between bronchodilation and bronchoconstriction are the: Peripheral and autonomic systems Parasympathetic and sympathetic systems Autonomic and sympathetic systems Somatic and autonomic systems

Parasympathetic and sympathetic systems

Question 4 2 / 2 pts Some medications readily cross the placenta to the fetus and can cause unwanted damage to the fetus. Medications that can cause harm to the fetus are considered to have _________ properties. Paradoxical Adverse Teratogenic Toxic

Teratogenic

Question 31 2 / 2 pts Aerosol penetration is defined as: The velocity at which the aerosol particles travel The removal of the particles from suspension The depth that the aerosol particles reach within the lungs The ability of an aerosol to stay in suspension

The depth that the aerosol particles reach within the lungs

Question 25 2 / 2 pts Which statement best explains the control of the parasympathetic and sympathetic systems? The parasympathetic and sympathetic systems work in a coordinated, opposite fashion to maintain balance. The parasympathetic system is the dominant controller. The parasympathetic and sympathetic systems work independently of each other to regulate autonomic control. The sympathetic system is in primary autonomic control.

The parasympathetic and sympathetic systems work in a coordinated, opposite fashion to maintain balance.

Question 28 2 / 2 pts Norepinephrine is found at the terminal end of which of the following nerve fibers? The postganglionic junction of the sympathetic system The postganglionic junction of the parasympathetic system The preganglionic junction of the sympathetic system The preganglionic junction of the parasympathetic system

The postganglionic junction of the sympathetic system

Question 12 2 / 2 pts The strength of binding between drug and receptor is best defined by which of the following terms? Infinity Agonist Antagonist Affinity

affinity

Question 43 2 / 2 pts When taking several medications with an MDI, the patient should be instructed to take which drug first? Vanceril Albuterol Azmacort Cromolyn sodium

albuterol

Question 22 2 / 2 pts A drug that is classified as a beta-blocker would cause which of the following effects? Bronchodilation Increased heart rate Bronchoconstriction Apnea

bronchoconstriction

Question 39 2 / 2 pts All of the following are considered inhaled antimicrobial medications except: Pentamidine Gentamicin Cromolyn sodium Ribavirin

cromolyn sodium

Question 41 2 / 2 pts The amount of medication that remains in the SVN after nebulization is called: Stability Dead volume Tidal volume Minute volume

deal volume

Question 17 2 / 2 pts Stimulation of alpha1-receptors results in vasodilation. True False

false

Question 30 0 / 2 pts Stimulation of beta1-receptors results in a decrease in heart rate. True False

false

Question 13 2 / 2 pts The agency that regulates drug testing and approves new drugs is the: Centers for Disease Control and Prevention (CDC) National Institutes of Health (NIH) Center for Drug Evaluation and Research (CDER) Food and Drug Administration (FDA)

food and drug administration

Question 19 2 / 2 pts Beta1 stimulation mainly affects the: Skeleton and muscles Blood vessels Airways Heart

heart

Question 49 2 / 2 pts What two variables are used in calculating BSA with a nomogram? Your Answer:

height and weight

Question 37 2 / 2 pts Side effects of continuous nebulization of albuterol include all except which of the following? Hypoglycemia Arrhythmia Tachycardia Hypokalemia

hypoglycemia

Question 20 0 / 2 pts All of the following explain the function of the somatic nervous system except: Involuntary control Skeletal muscle movement Voluntary movement Conduction of sensory information

involuntary control

Question 8 2 / 2 pts A drug that does not elicit a response when attached to a receptor: Is an agonist Activates the receptor Increases drug action Is an antagonist

is an antagonist

Question 33 2 / 2 pts Which of the following is considered a disadvantage of delivering medications via aerosol? It is difficult to deliver a precise dose. The equipment does not require maintenance. Everyone is able to perform an appropriate breathing technique. The large surface area of the lungs affects the rate of absorption.

it is difficult to deliver a precise dose

Question 9 2 / 2 pts Why do adverse drug reactions occur? Lack of 100% absorption Lack of 100% selectivity Lack of 100% affinity Lack of 100% distribution

lack of 100% selectivity

Question 14 0 / 2 pts During a code blue situation in which asystole occurred several times, epinephrine was given to the patient via IV. Once the patient has a return of spontaneous circulation and an organized rhythm, the physician decides to order an epinephrine drip to maintain the heart rate. Which of the following terms best describes the types of dosages of epinephrine that were administered respectively? Loading dose, maintenance dose Maintenance dose, loading dose Steady state, half-life Half-life steady state

loading dose, maintenance dose

Question 45 2 / 2 pts Which of the following drugs would be given to break down secretions? Mast cell stabilizers Corticosteroids Mucolytics Bronchodilators

mucolytics

Question 15 2 / 2 pts Which term best describes the study of drugs and their action on the body? Disease management Pharmacology Therapeutics Pharmacotherapy

pharmacology

Question 44 2 / 2 pts During a routine home visit, a patient informs you that he has not used his MDI for 2 weeks and asks if the medication is still good. You should tell the patient to: Discard the MDI Prime the valve before use Use the MDI as instructed Call his physician for help

prime the valve before use

Question 11 2 / 2 pts All of the following are described by pharmacokinetics except? Selection Metabolism Absorption Elimination

selection

Question 7 2 / 2 pts If a medication has been formulated to have its action on a specific set of receptors, then this medication is said to have which of the following? Potency Efficiency Selectivity Efficacy

selectivity

Question 36 2 / 2 pts An individual has been taking an inhaled corticosteroid. The patient was never instructed to rinse after taking the medication. What is this patient at risk for developing? Hypercholoremia Tachycardia Thrush Hypertension

thrush

Question 6 2 / 2 pts Which of the following terms explains why a patient may require an increased amount of a drug after repeated use to produce the same therapeutic effect? Selectivity Tolerance Dependence Tachyphylaxis

tolerance

Question 18 2 / 2 pts The somatic system controls voluntary skeletal muscle movement. True False

true

Question 24 2 / 2 pts Beta2-receptor stimulation results in bronchoconstriction. True False

true

Question 32 2 / 2 pts A breath hold will improve deposition of medicated aerosols. True False

true

Question 35 2 / 2 pts Aerosols can help improve the mobilization of secretions. True False

true

Question 38 0 / 2 pts The process of aerosol particles falling out of suspension is referred to as deposition. True False

true

Question 40 2 / 2 pts Tiotropium bromide is prepared as a dry-powder inhaler medication. True False

true

Question 42 2 / 2 pts An aerosol is the suspension of a liquid or solid within a gas. True False

true

Question 47 2 / 2 pts The solvent is what dissolves the solute. True False

true

Question 5 2 / 2 pts A contraindication is a reason not to give the medication. True False

true