Question 1

This is the structure of pseudoephedrine.Which is the correct structural formula for the hydrochloride salt of pseudoephedrine?

Accepted Answer

A)   
B)   
C)   
D)    B

Question 2

When drug researchers talk about nanoscale technology,what does this mean?

Accepted Answer

A)  a size domain less than 100 mm
B)  a size domain between 1 and 100 nm
C)  the number of possible drug interactions being greater than 1 × 109
D)  the number of possible drug precursors being greater than 1 × 109 B

Question 3

Which statement is not true?

Accepted Answer

A)  Herbal remedies and folk medicines abound in most cultures.
B)  Most compounds found in plants are likely to have positive physiological effects in humans.
C)  A preparation of St.John's wort is believed to be an effective treatment of depression.
D)  A major problem with herbal preparations is that no regulatory group controls the purity of the preparations and the concentrations of the active ingredients. B

Question 4

What is meant by a "citizen petition"?

Accepted Answer

A)  It alerts the FDA to a safety issue surrounding a drug.
B)  It asks the FDA to make a prescription drug available over-the-counter.
C)  It asks the FDA to force a drug company to make a generic drug.
D)  It demands the FDA to "fast-track" a drug's approval.

Question 5

Enzymes are

Accepted Answer

A)  biochemical catalysts that influence the rate of metabolic reactions.
B)  compounds used to relieve inflammation in muscles and joints.
C)  proteins that produce fever and swelling.
D)  special hormones that influence the rate of metabolic reactions.

Question 6

The octet rule is applied to bonding in carbon containing compounds.In accordance with the octet rule,

Accepted Answer

A)  each bonded carbon atom forms eight bonds.
B)  all carbon containing compounds contain at least eight bonds.
C)  each bonded carbon atom shares electrons so that it has exactly eight outer shell electrons.
D)  the number of atoms in any carbon containing compound is a multiple of eight.

Question 7

Which of the following statements is not true?

Accepted Answer

A)  The generic version of a drug is usually less expensive than the original version.
B)  The generic version of a drug cannot be marketed until the patent protection on the pioneer drug has expired.
C)  Generic drugs do not have to duplicate the efficacy and safety testing required of the counterpart pioneer drug.
D)  The FDA requires that the generic drug be bioequivalent to the pioneer drug;that is,it should deliver the same amount of active ingredient into a patient's bloodstream at the same rate.

Question 8

Which phrase best describes the function of the steroid testosterone?

Accepted Answer

A)  regulates secondary sexual characteristics
B)  controls the female reproductive cycle
C)  regulates metabolism
D)  regulates digestion of fat

Question 9

In carbon containing compounds,carbon usually forms

Accepted Answer

A)  four bonds,nitrogen usually forms three bonds,oxygen usually forms two bonds,and hydrogen only forms one bond.
B)  four bonds,nitrogen usually forms five bonds,oxygen usually forms six bonds,and hydrogen only forms one bond.
C)  four bonds,nitrogen and oxygen usually form two bonds,and hydrogen only forms one bond.
D)  three bonds,nitrogen and oxygen usually form two bonds,and hydrogen only forms one bond.

Question 10

Compounds that reduce fever are called _____;compounds that reduce pain are called ____.

Accepted Answer

A)  analgesics;antipyretics
B)  analgesics;hormones
C)  antipyretics;analgesics
D)  antipyretics;prostaglandins

Question 11

Identify groups of structural isomers among the compounds below:

Accepted Answer

A)  3 and 5 AND 1 and 4
B)  2 and 3
C)  1,3 and 5
D)  1 and 4

Question 12

What herb is used to reduce memory loss?

Accepted Answer

A)  chamomile
B)  ginko biloba
C)  lemon balm
D)  St.John's wort

Question 13

Which statement related to the "wonder drug" aspirin is not true?

Accepted Answer

A)  The folk remedy using a tea made from willow bark ultimately led to the discovery of aspirin as we know it today.
B)  A rare,but life-threatening,side effect of aspirin is blood in the urine.
C)  Aspirin inhibits the clotting of blood and commonly causes some stomach bleeding.
D)  Aspirin selectively blocks the COX-2 enzyme but does not block the COX-1 enzyme.

Question 14

Which pair represents isomers?

Accepted Answer

A)   
B)   
C)   
D)

Question 15

A pair of chiral (optical)isomers has different

Accepted Answer

A)  boiling points.
B)  interactions with polarized light.
C)  melting points.
D)  molar masses.

Question 16

This is the structure of the steroid known as

Accepted Answer

A)  cholesterol.
B)  estradiol.
C)  progesterone.
D)  testoseronel.

Question 17

Which incorrectly pairs over-the-counter drugs with its target function?

Accepted Answer

A)  aspirin-anti-inflammatory agent
B)  dextromorphan-cough suppressant
C)  ibuprofen-antacid
D)  pseudoephedrine-decongestant

Question 18

Which of the following is true of the green by design process Codexis used to create HN?
I.There is less waste.
II.Harsh reagents are avoided.
III.It uses recombinant technology.
IV.It needs intense purification.

Accepted Answer

A)  I and IV only
B)  II and III only
C)  III and IV only
D)  I,II,and III only

Question 19

This is the condensed structural formula for acetaminophen,the active ingredient in the over-the-counter medication Tylenol.What is the molecular formula of acetaminophen?

Accepted Answer

A)  C8H5NO2
B)  C8H11NO2
C)  C8H9NO2
D)  C8H8NO

Question 20

Which compound cannot exist as a pair of optical isomers?

Accepted Answer