248 THE VETERINARY SCIENCE. 



partition or division in the center of the bag-. Each one of these 

 halves are again divided into two parts, each part is known as a 

 quarter of the bag^, each quarter having- a mammary, or milk 

 gfland and a sinus, or pouch to hold the milk where it is secreted 

 until the cow is milked. This sinus or pouch is situated just 

 above the passage of the teat. 



THE GENITAL ORGANS OF THE BULL. 

 The Testicles are ovoid in shape and well developed. The 

 spermatic cord and artery are small compared with those of the 

 horse ; the penis is long and pointed, and has an S shaped curve 

 in it just below the pubis, or hip bones; this curve can be felt by 

 feeling carefully just behind the bag ; the sheath is long and runs 

 further (orward on the belly and has a tuft of hair on the point of 

 it. During the time the bull is serving a cow the S shaped part 

 of the penis straightens out. 



CHAPTER II. 



DISEASES AND TREATMENT OF CATTLE, 



CATARRH OR COLD IN THE HEAD. 



Cattle do not suffer so much from this disease as horses. 

 This is an inflammation set up in the lining membrane or the 

 sinuses of the head. 



Causes. — It is generally brought on from exposure or a sud- 

 den change in the weather. 



Symptoms. — The nose is rough and dry and has a mattery 

 dischaige from it ; the animal has a slight cough and makes a 

 rattling in the head when it is breathing. 



Treatment. — Give a mild dose of physic consisting of 



Epsom Salts ^ pound. 



Sweet Spirits of Nitre 1 ounce, or 4 tablespoonfuls. 



Mix in a pint of luke warm water and give as a drench ; 



keep the animal dry and warm and feed on mashes and good hay 



until it seems better. After the first drench follow up with the 



following medicine : 



Nitrate of Potash or Saltpetre J pound. 



Ground Gentian Root | " 



Mix together and give a teaspoonful three times a day 

 until the animal is better. In cases where the discharge con- 

 tinues from the nose and becomes chronic, it is then called nasal 



