GLOSSARY. 239 



Poplit'eal (poples, knee): pertaining to the caudal region of the 



knee-joint 



Post: a common prefix meaning after or behind. 

 Pri ma' tes {primus, first) : the highest order of mammals, including 



man and the monkeys. 



Pro fun' da (profundus, deep) : a term given to a part deep-seated. 

 Pro to chor da' ta (protos, first; chorda, cord): those forms between 



the invertebrates and vertebrates. Seasquirts. 



Pro to the' ri a (protos, first; therion, beast) : the oviparous mammals. 

 Prox' i mad : toward the central axis of the body. 

 Prox' i mal : that part nearest to the central axis of the body. 

 Pter'ygoid (pteron, wing; old, like) : part of the sphenoid bone. 

 Pul' mo na ry (pulmo, lung) : pertaining to the lung. 

 Py lor' ic (pyloros, gate-keeper) : the opening of the stomach into the 



duodenum. 



Quad'riceps (quadri, four; caput, head). 

 Quad ri gem' i na : plural of quadrigeminum. 



Quad ri gem' i num (quadri, four ; geminus, twin born) : part of the 

 brain. 



Ra' mi : plural of ramus. 

 Ra' mus : the branch of an organ. 

 Rec' tus : straight. 

 Rhin' al : pertaining to the nose. 

 Ro Ian' do : an anatomist. 

 Ro tun' dum : round. 



Ru' mi nant (ruminare, to chew the cud) : any of the ungulates which 

 chew the cud. 



Sa' crum (sacer, sacred) : the part of the backbone between the innomi- 

 nate bones. 



Sag' it tal (sagitta, an arrow) : a name given to a vertical longitu- 

 dinal plane of the body. 



Scaph' oid (skapha, a boat) : a bone in the wrist and also the ankle. 



Sciat'ic (siat'ic) : relating to structures in the region of the ischium. 



Scle rot' ic (skleros, hard) : relating to the outer coat of the eye. 



Se ba' ce ous (sebum, suet or fat) : the name of glands in the skin. 



Sec to' ri al (secare, to cut) : the carnassial or last premolar tooth in 

 many of the. carnivora. 



Semilu'nar (semi, half; luna, moon). 



Ses'amoid (sesamon, a grain; oid, like): the name of small bones 

 developed in tendons. 



Sig' moid : shaped like the Greek letter sigma. 



Si' nus (sinus, a hollow) : a cavity or channel. 



