128 



INTRODUCTION TO ZOOLOGY. 



37. What are the bronchial tubes? 



38. What is the larynx? 



39. What are the parts of the brain? 



40. Which is the largest part? 



41. How many cranial nerves did you see? 



42. Do the optic nerves cross? 



43. Where is the spinal cord? 



44. How many pairs of spinal nerves? 



45. How many roots has each nerve? 



46. On which root is the ganglion? 



47. How many ribs has the rabbit? 



48. What are the vertebrae? 



49. How many vertebrae has the rabbit? 



50. What are the names of the first two vertebrae of 



the neck? 



51. How many condyles? 



52. Of what use are the condyles? 



53. What shape is the lower jaw? 



54. How is the lower jaw attached to the skull? 



Make a table showing the differences between a 

 fish, frog, pigeon, turtle, and rabbit, thus : — 



Breathing 



Habitat 



Appendages 



Heart 



Circulation ,. . 



Aorta 



Temperature 



Blood corpuscles 



Covering 



Condyles 



Quadrate bone 



Reproduction 



Eggs 



Lungs 



Diaphragm 



Nourishment of young. 



Prog, 



