100 



STUDENTS HISTOLOGY 



9. The sebaceous glands. (The demonstration of the connec- 

 tion between the neck of the gland and the follicle will require a 

 very favorable section.) 



10. (Scattered through the corium and upper subcutaneous 



Fig. 72. VERTICAL SECTION OF SKIN FROM THE GROIN. STAINED WITH 



H^EMATOXYLIN AND EOSIN. 



A. Epidermis. 



B. Deep, elongated cells of the rete mucosum. 



C. C. Papillae of true skin. 



D. D. Subcutaneous areolar tissue. 



E. E. Collections of adipose tissue. 



F. Shaft of hair (obliquely sectioned). 



G. Root-sheath of hair. 

 H. Fibrous sheath of hair. 



I. Hair-papilla (vertical section). 



J. J. J. Portions of sebaceous glands (one on the extreme right of the 



cut is seen in connection with the hair- follicle.) 

 K. K. Arrectores pili. 



L. Hair- follicle with contained shaft of hair in very oblique section. 

 M. M. Coils of sudoriferous glands. 

 N. Spiral duct of last. 

 O. O. Arteries of subcutaneous plane. 



region:) (a) Small portions of sebaceous glands. (&) Ducts of 

 sudoriferous glands, (c) Oblique sections at various angles of 

 hair-follicles, (d) Small vessels. 



