584 APPENDIX 



Jb. Trace the brachial and pectoral arteries and veins to the wing. 



8. Skin the top of the head and very carefully remove the roof of 



the skull. Note the parts of the brain in dorsal, and after 

 its removal in ventral view (Fig. 306). 



9. The skeleton of the Common Fowl is often studied instead of 



that of the pigeon. Its parts should be examined with the 

 aid of the figures and description on pp. 403-409. 

 In buying rabbits for dissection, avoid those that are likely to be 

 very fat. 



1 . Wild rabbits can be watched if the observer will 

 The Rabbit. keep still. Feeding and breeding habits are 



better observed in tame ones. 

 2. Note : head, neck, trunk, tail, limbs, the' proportions of the 

 parts of the latter ; nostrils, lips, teeth ; eyes, their lids ; 

 whiskers ; ears ; anus ; urinogenital opening. 

 33. Skin the face. Note : masseter muscle, facial nerve, parotid 

 gland. 



b. In the orbit, find lacrymal and infraorbital glands. 



c. Cut through muscles at sides of mouth and open it widely. 



Note : teeth (count), hard palate, soft palate, posterior nares, 

 pharynx, beginning of oesophagus, glottis, epiglottis, tongue. 

 Slit open soft palate and find Eustachian tubes. 

 4<z. Fasten the animal on its back. Skin the abdomen and turn 

 flaps of skin outward. Make a median and a transverse cut 

 through abdominal muscles and turn flaps outwards. Note : 

 xiphisternum ; falciform ligament ; liver ; stomach ; small 

 intestine, caecum, colon, rectum ; urinary bladder (Fig. 440). 



b. Turn up the liver and spread out the duodenum. Note : liver, 



gall bladder, bile duct ; portal vein, hepatic artery ; oeso- 

 phagus, cardiac and pyloric regions of stomach, duodenum ; 

 pancreas, its duct (Fig. 323) ; spleen. 



c. Turn the stomach and intestine to the animal's right. Note : 



kidney ; suprarenal body ; dorsal aorta, cceliac, hepatic, lieno- 

 gastric, anterior mesenteric, left renal, and posterior mesen- 

 teric arteries ; inferior vena cava, left renal vein ; left vagus 

 on oesophagus, solar plexus, left splanchnic nerve (Fig. 418). 

 5«. Doubly ligature the portal vein and cut between the ligatures, 

 ligature oesophagus and cut above ligature, ligature and cut 

 rectum, cut through mesentery, remove alimentary canal, and 

 spread out. Note : oesophagus, stomach, pyloric sphincter, 

 duodenum, ileum, sacculus rotundus, cpecum, vermiform 

 appendix, colon, rectum (Fig. 324). 

 b. In the abdomen, note : central muscular portion and tendon of 

 diaphragm ; oesophagus ; kidneys ; suprarenal bodies ; ureters, 

 bladder ; dorsal aorta, cceliac, anterior mesenteric, renal, 

 genital, posterior mesenteric, and common iliac arteries ; 

 inferior vena cava, renal, genital, and external and internal 

 iliac veins (Fig. 328) ; in male, testis (pulled out of scrotal 

 sac), epididymis, vas deferens, uterus masculinus, genital 

 cord ; in female, ovaries, oviducts, internal openings of same, 

 uteri, vagina (Plate XX.). 



