GLOSSARY. 
Ab du’ cens (ab, from; ducens, leading): the sixth cranial nerve. 
Ab duc’ tor (ab, from; duco, I lead) : a muscle drawing a part outward. 
Ace tab’ ulum (small cup): cavity of the innominate bone for articu- 
lation with the femur. 
Acro’mion (summit of shoulder): name of certain parts at the 
shoulder. 
Ad: a Latin prefix of words; signifying to, toward or at. 
Ad duc’ tor (ad, to; duco, 1 draw) : a muscle drawing a part inward. 
Af’ ferent (ad, to; fero, I carry): the name of a nerve carrying an 
impulse to the brain or cord, and also applied to a vessel conveying 
fluid to the organ in which a physiologic process is to occur. 
Anes thet’ ic (want of feeling): any drug which when used exter- 
nally or internally causes loss of feeling. 
Alisphen’ oid (ala, wing; sphen, wedge; oid, like): the wing-like 
part of the sphenoid bone. 
Al ve’ olar (alveolus, small hollow): relating to the sockets of the 
teeth. 
Al ve’ olus: the socket of a tooth. 
Am phiar thro’ sis (amphi, around; arthron, a joint): a joint in which 
there is limited movement in every direction. 
Am phib’ians (amphi, both; bios, life): a class of vertebrates includ- 
ing frogs which spend part of the life in water and part on land. 
Anas to mo’ sis: the intercommunication of vessels. 
Anchy lo’ sis (stiff joint): a firm union of the bones forming a joint. 
An’ nular (annulus, a ring): a name given to the encircling ligaments 
at the wrist and ankle. 
Ap oneuro’ sis (apo, from; neuron, a tendon) : a membranous expan- 
sion of a tendon. 
A rach’ noid (like a spider’s web): the delicate middle membrane en- 
veloping the brain and spinal cord. 
Are’ olar (open space) : relating to connective tissue loosely woven. 
Ar tio dac’ ty la (even-fingered) : those ungulates having an even num- 
ber of digits on each foot. 
Aryt’e noid (arutaina, pitcher; oid, like): the name of a pair of car- 
tilages of the larynx. 
Auric’ ular (auricula, outer ear): relating to the ear. 
Au’ dit ory (audire, to hear): pertaining to the act or the organs of 
hearing. 
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