194  Phannaceufical  Colleges  and  A,^f^ociations.  {  ^"aphI^sL* 
example.    What  is  meant  by  the  Common  name  of  a  drug?    Give  an 
example. 
2.  Give  the  Symbolic  formul?e  of  the  five  compounds  of  Nitrogen  and 
Oxygen.  Give  the  physical  characteristics  and  Specific  Gravity  of  the 
officinal  Nitrogen  Acid.    State  briefly  its  method  of  manufacture. 
8.  What  are  the  piiysical  laws  governing  the  evaporation  of  liquids? 
4.  Give  the  Botanical  name  and  Natural  order  of  the  plant  which  yields 
the  officinal  Levant  Woi^mseed.  Give  tiie  Botanical  name  and  Natural 
order  of  the  plant  which  furnishes  the  officinal  Wormseed.  State  how  you 
would  distinguish  one  of  these  drugs  from  the  other. 
At  the  practical  examination  the  folding  of  plain  and  plaited  filters  for 
different  funnels  was  practised,  and  percolation  was  started  for  preparing 
extract  of  gentian. 
Those  students  who  failed  in  one  or  more  branches  may  come  up  for 
re-examination  in  the  branches  in  which  they  were  unsuccessful  on  the 
afternoon  of  Friday,  September  29th,  at  3  o'clock,  when  also  others  will 
be  examined  under  the  rules  of  the  College  prior  to  entering  the  senior 
class. 
The  examination  of  the  students  of  the  Senior  class  commenced  on 
Tuesday,  February  28th,  and  ended  on  Friday,  March  3d,  with  the  exami- 
nation in  practical  pharmacy  and  in  the  questions  propounded  by  the 
committee.    The  questions  in  the  different  branches  were  as  follows : 
QUESTIONS  IN  MATERIA  MEDICA. 
A.  Name  the  officiiial  roots  obtained  from  the  natural  order  of  Umhelli- 
ferce,  and  give  of  each  the  plant  producing  it  and  its  habitat.  Describe 
each  root  briefly,  and  point  out  its  structural  characteristics.  Name  its 
important  medicinal  principles,  and  give  its  medical  properties  and  dose. 
B.  Name  the  plants,  with  their  habitat,  yielding  the  officinal  rhizomes 
of  Iridacece.  Describe  the  growth  of  the  rhizomes,  the  place  from  which 
overground  stems  are  produced,  the  arrangement  of  the  leaf  scars,  and 
the  position  of  the  rootlets.  Describe  the  drugs  briefly,  showing  in  what 
respects  they  difier,  and  give  their  medical  properties  and  dose. 
C.  What  is  Bittersweet?  Name  the  plant  from  which  it  is  obtained,  its 
habitat  and  natural  order.  When  should  it  be  collected?  Describe  the 
drug  and  name  its  constituents,  its  medical  properties  and  its  dose. 
D.  Name  the  plants  yielding  the  officinal  harks  of  dogwood^  and  give 
the  natural  order  and  habitat.  Describe  the  barks  as  to  their  character- 
istic diflferences.  Name  the  important  principles,  and  give  the  medical 
properties  and  dose. 
E.  Give  the  name,  natural  order,  habitat  and  officinal  part  of  foxgloxe. 
When  should  the  drug  be  collected?  Describe  it  and  give  an  outline  of 
the  process  for  obtaining  the  medicinal  principle.  What  is  the  dose  of  the 
drug  and  of  the  active  principle? 
F.  Give  the  name,  natural  order  and  habitat  of  the  plant  yielding  Purg- 
ing Cassia.  Describe  the  drug,  explain  the  cause  of  its  division  into  cells, 
and  state  which  portion  and  what  percentage  of  the  drug  is  medicinally 
employed.  Give  the  origin  and  characteristic  differences  of  other  purging 
cassias  sometimes  met  with  in  place  of  the  officinal  article. 
G.  Larkspur  Seed.  Give  the  name,  natural  order  and  habitat  of  the 
plant.  Describe  the  drug  and  state  its  medicinal  properties.  What  other 
drug  is  sold  in  its  place?  From  what  plant  is  this  derived,  and  how  may 
it  be  distinguished  from  the  drug  recognized  by  the  Pharmacopoeia? 
JI.  What  are  the  officinal  Nutgalls  f  Upon  what  plant,  by  what  insect, 
and  in  what  country  are  they  produced?  Describe  the  dift'erent  layers  of 
tissue,  and  nanje  the  chief  constituent  of  each  layer.  What  causes  the 
light  color  of  white  nutgalls?    What  amount  of  tannin  is  contained  in 
