234 ELEMENTARY PHYSIOLOGY 



9. What is the form, appearance, general structure, and position of the 

 spleen ? Whence does the spleen get its supply of blood, and where does this 

 blood go to when it leaves the spleen ? (10) 



10. What are the chief substances found in sweat? What are the two 

 important uses of sweat? What is the difference between "insensible" and 

 " sensible " perspiration, and what are the exact causes of this difference? (10) 



11. Describe the general structural arrangements of the ear by which we are 

 able to hear sounds. What are the more common causes which may account 

 for a person being deaf ? (10) 



12. What is the general structure, and what are the chief uses of the spinal 

 cord ? What happens to an animal if its spinal cord is injured (i.) at the level 

 of the lower part of the neck, (ii.) at the level of the middle of the back ? (10) 



1900. 



1. What are the most obvious and essential differences between an auricle 

 and a ventricle of the heart, taking either the right or the left side ? Explain 

 how these differences correspond to the differences in the use of the auricles 

 and ventricles. (15) 



2. What structures form the wall of the abdomen ? What structures or 

 organs does the abdomen contain, and what is the exact position of each of 

 these in the abdomen ? (15) 



3. Describe one of the valves in a vein, explaining how it is attached to 



the wall of the vein. What is the exact use of the valves in the veins ? How 

 do the valves work in connection with their use, and what makes them work 

 in the way they do ? (15) 



4. What is the general nature and structure of a lung? How are the 

 lungs placed in the thorax ? Why are the lungs in an uninjured chest full of 

 air, and why do they collapse or fall together when a hole is made through 

 the wall of the thorax ? (15) 



5. What is the composition of an ordinary fat, and how does it differ from 

 the composition of sugar? Where and in what way is fat digested in the 

 body? (io) 



' 6. What is the general nature and composition of blood as it is circulating 

 in the body ? What are the chief uses of blood in the body, and in what 

 several pans of the body is each of these uses most conspicuously manifest ? 



(io) 



7. What is the position of the salivary glands, and how are they connected 

 with the cavity of the mouth ? What is the general structure of a salivary 

 gland? What is the nature of the fluid they secrete, and what is its chief 

 use? (io) 



8. Of what two obviously different parts does the skin consist ? What 

 differences are there in the functions or uses of each of these two parts ? What 

 is the essential and characteristic difference between the skin and the mucous 

 membrane? (io) 



9. Describe the shape and appearance of one of the vertebrae at the level 

 of the middle of the back. How are the vertebrae joined to each other? 

 What structure is formed by the conjoined vertebras, and what is its use? 



(io) 



10. What is the difference in structure between a muscle and a tendon? 

 What are the special properties possessed by (i.) a muscle, (ii.) a tendon, by 

 means of which the muscles are able to produce the movements of the body? 



(io) 





