vernosum, 147-luteum, 408

-striatum, 281.
CORPUSCULA TACTUS. 336.
CORPUSCLE. Lymph, 101-red
blood, 107-white blood, 112.
CORYZA. Inflammation of the
mucous membrane of the
nose; a cold in the head.
COUGHING. 157.

CRANIUM (Kрaviov, the skull).
The head. 17.
CRASSAMENTUM (crassus,thick).
The clot of blood. 118.
CREATIN (kpeas, flesh). One of
the constituents of the urine.
213.
CREATININ. A constituent of
the urine resembling creatin.
213.

CREPITUS (crepo, I crackle).
The grating of broken bones;
the air-sound distinctive of
pneumonia.
CRETINISM. A peculiar form of
idiocy connected with goitre.
CRUSTA PETROSA or CEMEN-
TUM. The bony layer on the
fang of a tooth. 68.
CRYSTALLINE LENS. 366.
CRYSTALLIZATION (κρυσταλλος,
ice). The assuming of regu-
lar forms by unorganized sub-
stances. 113.

CUNEIFORM (cuneus, a wedge;

forma, shape). Wedge-shaped.
CUPOLA. The upper part of the

cochlea. 387.
CUTICLE. The external layer

of the skin. 332.
CUTIS ANSERINA (anser, a
goose). The rough state of
the skin usually produced by
cold. 334.

CUTIS VERA. The true skin. 335.

ness of the skin from admix-
ture of the venous with arte-
rial blood, usually by congeni-
tal malformation.
CYSTICERCUS. 489.
CYSTIN. 214.
CYTOBLASTEMA (KUTOS, a cell;
Bλwσravw, I bud). The pro-
cess of cell growth. 13.

DARTOS (depw, I redden). The
second or subcutaneous layer
in the scrotum, consisting of
involuntary muscular tissue.
DEATH molecular, 416-soma-
tic, 416.

DECIDUA (de, down; cado, I
fall). The membrane which
lines the gravid uterus. 409.
DECUSSATION of anterior pyra-
mids. 270.
DEGLUTITION (deglutio, I swal-
low). The act of swallowing.
73.
DEFECATION (de, down; fœt,
scum, filth). The evacuation
of the fæces or excrementi-
tious part of the food. 91.
DELTOID, resembling the Greek
letter A.

DEMOURS, Membrane of. The
posterior elastic lamina of the
cornea. 61.
DENTINE (dens, a tooth). One
of the structures of a tooth,
the ivory. 68.
DENTAL FORMULA. The mode
of stating the number of an
animal's teeth. 66.

DENTITION. The process of
growth or the cutting of
teeth. 66.
DERMOSKELETON (Sepμos, the
skin; σKEλETOV, a skeleton).

The external covering of in-
vertebrates. 306.
DERMA, the true skin. 335.
DEXTRINE, a product of the
roasting of starch, resembling
gum, and so named from
showing right handed polari-
zation.

DIABETES MELLITUS (dia,
through; Baivw, I go). An
immoderate flow of urine of
a saccharine taste. 219.
DIABETES UREOSUS. An im-
moderate flow of urine, with
a large amount of urea. 210.
DIAGNOSIS. The method of
distinguishing diseases.
DIAPHORESIS (Sia, through;
popew, I carry). An increase
of perspiration. 98.
DIAPHRAGM (ppaσow, I fence |
round). The respiratory mus-
cle which separates the thorax
from the abdomen. 154.
DIAPHYSIS (puw, I grow). The
shaft of a long bone. 311.
DIAPOPHYSIS (dia, apart; anо,
from; pvw, I grow). The
transverse process of the typi-
cal vertebræ. 25.
DIARRHEA (dia, through; pew,
I flow). An excessive dis-
charge from the bowel.
DIARTHROSIS (dia, through;
apopov, a joint). A movable
articulation 305.
DIASTASE (Suoтnu, I separate).
An azotized substance, found
in seeds when germinating.
which has the power of chang-
ing starch into sugar.
DIASTOLE (OTEλλw, I send).
The dilatation of the heart
after contraction. 127.
DIASTEMA (Siaσтnua, an inter-

val). A gap, as in the line of
the teeth. 23.
DIETETICS (diaira, food). The
branch of science which treats
of food or diet. 59.

DIGASTRIC (dis, double; yaσrnp,
the belly). Having two bellies.
A muscle of the neck. 346.
DIGESTION, 51-duration, 82—

gastric, 78-intestinal, 84-
stages of, 63.
DIOPTRIC MEDIA (dia, through;
οπτομαι, I see). The trans-
parent structures of the eye.
366.

DIPHTHERIA. 448.

DIPLOE (SITλovs, double). The
cancellated bony tissue be-
tween the two tables in the
bones of the skull. 309.
DISCUS PROLIGERUS. The gar-
nular mass surrounding the
Ovary. 405.
DISTOMA (AIS, twice; σтoμa,
mouth). An entozoon.
488.
DIVERTICULUM. A short blind
tube. 87.
DOMESTICATION. Effect of, in
changing the food of animals.

52.

DORSAL LAMINE. The rudi-
ments of the spine in foetal
life. 410.
DREAMS. 287.
DROPSY (vdwp, water; ovis, ap-
pearance). A collection of

serum.

DucT THORACIC, 99-lympha-
tic right, 100-anterior tho-
racic, 100.

DUCTUS ARTERIOSUS, 413-
Venosus, 413.

DYSENTERY (dus, with difficul-
ty; Evтepov, bowel).
DYSURIA. Difficult micturition.

422.

ECCHYMOSIS (EкXνμоw, I pour
out). Extravasation of blood.
ECDYSIS (K, off; duw, I put).

A moulting or casting off.
ECTOPIA (ek, out of; Toros, a

place). A displacement. 96.
ECTOPIA VESICA. A deformity
where the anterior wall of the
abdomen is deficient below,
and the mucous membrane
of bladder everted, so that
the ureters open externally.
96.
EFFERENT (e, out; fero, I
carry). A term applied to
motor nerves, 252-or to the
veins of a Malpighian tuft.
127.

act of vomiting. 83.
EMPROSTHOTONOS (εμπροσθεν,

before; TEww, I stretch). The
form of tetanus, in which the
body is bent forward. 484.
ENAMEL. 68.
ENARTHROSIS (ev, in; ap@pov,
a joint). A ball and socket
joint. 305.
ENCEPHALON (ev, in; кηPaλn,
the head). The nervous con-
tents of the cranial cavity. 282.
ENCHONDROMA (Ev, into; xov-
Spos, cartilage). Cartilaginous
tumour. 464.
ENDOCARDIUM (èvdov, within;
Kapdia, the heart). The mem-
brane lining the interior of the
heart. 126.
ENDOLYMPH (lympha, water).
The fluid within the membra-
nous labyrinth. 386.
ENDOSMOSE (évdov, within; w0eW,
I push). The process by which
a fluid, separated from another
by a membrane, mixes with it,
in a direction from without
inwards. 95.
ΕΝΤΟΖΟΑ (εντος, within ; ξωον,
an animal). Animals infesting
the interior of another. 488.
ENTROPIUM (Tрeπw, I turn). A
turning of the eyelid, usually
the upper.
EPICANTHUS (ept, on; кavoos,
the corner of the eye). A se-
milunar fold of skin between
the eye and nose. 34.
EPIDEMIC (Eπ, uрon; dnμos a
people). Applied to that class
of zymotic diseases, which
attack many persons at once
and in the same place. 432.
EPIDERMIS or Cuticle. 332.

EPIDIDYMIS (emi, on; didvμos,
the testis). The commence-
ment of the vas deferens, form-
ing a convoluted tube on the
back of the testis.
EPIGLOTTIS (λUTTα, the ton-
gue). The cartilage guarding
the opening of the glottis.

324.

EPILEPSY (Ei, on; Anyis, a sei-
zure). Loss of sensation and
voluntary motion, with clonic
spasms recurring at irregular
intervals. 484.
EPENCEPHALON, one of the cra-
nial vertebræ. 25.
EPIPHYSIS (ETɩ, upon; pvw, I
grow). The extremities of a
long bone. 311.
EPITHELIUM (επi, upon; tionμ,
I place). The fine superficial
cellular layer of membranes.
64.

EPULIS (ET, upon; ovλa, the
gum). Fibroid tumour of the
gums. 470.
EREMACAUSIS (npeua, slowly;

κаιw, I burn). Slow combus-
tion; or combination of de-
composing bodies with oxygen.
ERECTILE TISSUE. 147.
ERECTORES PILORUM. 332.
ERYSIPELAS (pvw, I draw;
Texas, near). A spreading
inflammation of the skin.
ESSENTIAL ELEMENTS. 38.
ETHMOID (Ovos, a sieve). One
of the bones of the skull. 27.
ETHIOPIAN RACE. 34.
ETHNOLOGY (Ovos, a nation;
λογος discourse). The sci-
ence which treats of the varie-
ties of man. 28.
ETHNOLOGICAL DYNAMICS. 28.
ETIOLOGY (alTia, cause; λoyos,

discourse). The doctrine of
the causes of diseases.
EUSTACHIAN TUBE. The canal
connecting the cavity of the
tympanum to the mouth, dis-
covered by Eustachius. 383.
EUSTACHIAN VALVE. A fold
of membrane at the mouth of
the inferior cava, in the right
auricle. 129.
EXANTHEMATA. The eruptive
fevers.

EXCITO-MOTOR action. Motion
produced by an impression on
the extremity of a sentient
nerve, conveyed to the spinal
cord, and from thence to the
muscles along the motor nerve,
without the intervention of
sensation. 267.