THYROID (iLASn 



91 • 



loVjes. The superficial vessels ramify l)eneath it and from its inner and hack part 



two liroad hands, the suspensory ligaments, pass upwards to the cricoid cartilage. 



Structure. — The thvroid hody, enveloped in a dense but thin covering of 



Fig. 538. — Thyroid Body, with Middle Lobe and Levator Muscle. 



Stylo-hyoid lieament — — \,\ ^SIPT'' -225(1% EPIGLOTTIS 



L BODY OF HYOID BONE 



Thyro-hyoid ligament 



Steruo-hyoid muscle 



Omo-hyoid 



Thyro-hyoid 



Crico-thyi 



Sterno-thyroiil -rrr'i 



ISTHV 



Thyro-hyoid membrane 



Levator glanduls thyroideae 



THYROiO CARTILAGE 



PYRAMIDAL PROCESS OF THYROlO BOOY 



LEFT LATERAL LOBE 



Fio. .530. — The Suspensory Ligaments of the Thyroid Body. (After Berry.) 



Crico-arytenoideus posticus 

 UTERAL BONE OF THYROIO GLANO 



Suspensory ligament of the left 

 side 



l: E( ■ t J! liES T LA II ) '.V^' AM L 



areolar tissue, is made up of a number of closed follicles. These are surrounded 

 bv an open vascular meshwork supported by the interstitial connective tissue. The 

 follicles are grouped into irregular lobules, and tliese form in turn the lobes of the 



