34 OF LIFE, 



b. Organic contractility involuntary. 

 Organic contractility is divided into 



1. Sensible organic contractility; as the motion of 

 the heart, contractions of the stomach, &c. these 

 are sensible, but involuntary. 



2. Insensible organic contractility ; as capillary action 

 or motion: this is insensible, and involuntary. 



Properties of Texture. 



A. Extensibility. 



B. Contractility. 



Q. What composes the life of the organs? 



#. A modification of the above mentioned vital proper- 

 ties, which control the circulation and temperature of each 

 organ. 



OF ANIMAL LIFE. 



Q. What is the first conspicuous distinction between 

 animal and organic life? 



*#. The period of the commencement of the two lives. 

 Organic life commences with the rudiment of foetal life 5 

 animal life begins after birth. 



Q. Why do you say that animal life is quiescent before 

 birth? 



/!?. None of the senses being in exercise, the foetus does 

 not feel; there is neither sensation, perception, nor voli- 

 tion. It is not probable that the liquor amnii causes any 

 sensation. 



Q. Is it true that the surrounding temperature, and the 

 liquor amnii, are the only external objects capable of ex- 

 citing sensation in the foetus? 



t#. The contact of the uterus may be admitted as a fee- 



