242 ELEMENTARY PHYSIOLOGY 



DAY EXAMINATION PAPER, 1907. 



1. Describe the appearances successively presented when blood is received 

 into a glass vessel and allojved to stand. If the clot formed is kept and then 

 cut open, what difference in colour between the external and internal portions 

 is observed ? (12) 



2. Describe the general structure, position, and use of the valves in the left 

 side of the mammalian heart. Illustrate your answer by drawings. (12) 



3. What substances are contained in white of egg ? What happens if the 

 fresh material is (a) heated to 100 C., (b) heated to dryness so as to burn, 

 and (c) treated with acid pepsin ? (13) 



4. Give a short account of the position, general structure, and functions of 

 the intestinal villi. By what channels do the absorbed constituents of the 

 digested food reach the systemic circulating blood ? (13) 



5. What is the average number of respirations and of heart beats per 

 minute in the case of man ? In what respects does the expired air differ from 

 that which has been inspired? (12) 



6. Describe, by means of appropriate drawings, the shape of the long 

 bones present in the arm and in the leg. To what extent can these bones 

 move in relation to one another ? (13) 



7. What do you know as to the position, general structure, and function 

 of the pancreas ? ( 12) 



8. Describe, in general terms, the structural and functional differences 

 between any muscle and its tendons ? Why does exercise make us 

 warm? (12) 



9. Draw a diagram to show the formation of a real image when a convex 

 lens is placed in front of a lighted candle. Where is such an image formed 

 in the case of the eye ? (12) 



10. What does the spinal cord look like to the eye when observed without 

 any magnifying glass ? Why is it necessary for the reflex movement of a 

 mob? (13) 



EVENING EXAMINATION PAPER, 1907. 



1 . Give a short account of the corpuscles which are seen when a drop of 

 blood is examined under the microscope. (12) 



2. Make a diagram to show the course of the blood flow through the 

 mammalian heart. What are the chief structural differences between the 

 right and left side of the organ ? (12) 



3. Mention the chief torms in which the chemical elements Carbon, 

 Hydrogen, Nitrogen, and Oxygen enter and leave the body. (12) 



4. What structures compose the framework of the thorax ? What altera- 

 tions in their position occur when a deep breath is taken ? Explain the 

 connection between these alterations and the entry cl extra air into the 

 lungs. (13) 



5. Describe the general differences between any small artery and its 

 corresponding veins, including in your answer (a) the structure of the vessels, 

 and (b) the flow of the blood which is contained in them. (12) 



6. What movements can the head make ? Describe the articulations 

 wnich enable these movements to occur. (12) 



7. Describe the general structure and chief functions of the skin. What 

 parts of the skin contain the endings of sensory nerve fibres, and the blood 

 vessels respectively ? (12) 



