* 1020 ANALYTICAL INDEX. 
Mucous Membrane 
431 
Section III. Swimming, 431 
ciliograde animals, 432 
Porifera and Polypifera, 432 
cirrigrade animals, 433 
pulmograde animals, 433 
syringograde animals, 439 
vermiform animals, 454 
aquatic insects, 434 
Deca 
pods, 436 
Cephal 8, 436 
436 
437 
shaped like the salmon, cod, and mackerel, 437 
flat fishes, 437 
analysis of the act of swimming in fishes, 438 
aquatic birds, 438 
quadrupeds, 439 
Section IV. Progression on solids, 440 
Radiata, 440 
Echinida, 440 
Annelida, 441 
Insecta, 44! 
apode larve of insects, 441 
pedate larva, 441 
perfect insects, 442 
Myriapoda, 443 
Arachnida, 444 
Decapoda, 444 
Gasteropoda, 445 
Cephalopoda, 445 
Ophidia, 445 
Amphibia, 448 
Sauria, 448 
Lacertz, 449 
Chelonia, 450 
birds, 450 
mammiferous quadrupeds, 451 
horse, 452 
walk, 452 
trot, 452 
gallop, 453 
Marsupialia, 453 . 
Rodentia, 454 
Ruminantia, 454 
Proboscidia, 454 
Carnivora, 455 
Cheiroptera, 455 
uadrumana, 455 
Section V. Man, 456 
the vertebral column, 456 
the legs, 457 
walking, 459 
tables of the measure of the inclination of the 
trunk in various modes of progression, 460 
estimate of forces employed in walking, 461 
running, 471 
the principles in which walking and running 
differ, 471 . 
forces employed in running, 471 
leaping or jumping, 474 
in insects, 475 
in quadrupeds, 477 
in man, 478 
increase of the respiration and circulation in pro- 
gression, 479 
the manner in which animal force is estimated, 480 
Mucus, 481 
mucus of the nose, 482 
urinary mucus, 482 
intestinal mucus, 482 
question of the existence of any substance to which 
the term mucus should be applied, 433 
analyses of ovarian effusions, effusion of ascites, and 
serum, 483 
synthetical formation of mucus, 483 
mucus globules, 483 
varieties of the mucus globule, 484 
distinction of pus and mucus, 484 
Membrane, 484 
ultimate structure of the mucous membrane, 486 
basement membrane, 486 
kidney, 486 
testis, 487 . 
salivary glands, 487 
liver, 487 
pulmotiary air-cells, 487 
alimentary canal, 487 
skin, 488 
cutaneous follicles, 489 
epithelium, 489 
lamellilorm or scaly variety, 489 
prismatic, 490 
spheroidal, 491 
non-ciliated and ciliated, 492 P 
elementary tissues appended to the mucous system, 492 
bloodvessels, 492 
+ oe 
lacteal a6 lymphatic vessels, 493 
rves, 
areolar tissue, 494 
of the glands, 494 
topographical view of the mucous system in man, 4: 
gastro-pulmonary tract, 495 
See Papen tract, 495 
peculiarities of the skin, mucous membranes, 
glands, 496 
skin, 496 
mucous membranes, 496 
glands, 497 
liver, 497 
kidney, 498 
testis, 498 
salivary glands, 498 
mammary glands, 499 ; 
general outline of the functions of the mucous sy: 
tem, 499 “g 
varieties in the qualities of the product 
secreted by different portions of the muco 
system, 503 4 
mucus, 503 
conclusions, 504 
review of researches, 504 : 
, 506 
general description of muscular tissue, 506 
characteristics of voluntary and involuntary m 
506 
a, striped clementary fibre, 506 
length, 507 
thickness, 507 
figure, 507 
colour, 507 
internal structure, 508 
microscopical appearance, 508 
transverse stripes, 508 
_ longitudinal lines, 508 
discs, 508 
fibrilla, 508 
primitive particles, or sarcous elem 
510 “* 
table of diameters, 510 
Dr. Barry’s opinion of spiral th 
corpuscles, 511 
sarcolemma, 512 
adhesion to elementary fibre, 512 
use, 513 ; 
attachment of the extremities of the fi 
other structures, 513 
developement, 513 
b. unstriped elementary fibres, 514 > 
¢. mode of aggregation of the elementary fibres, 51 
connecting areolar tissue, 516 
bloodvessels, 516 i 
venz comit panying arterial br ach 
77 
516 
proper capillaries, 516 
nerves, 517 “ann 
d, distribution of the striped and unstriped fibre, 5! 
striped, 517 "~ve 
unstriped, 518 a 
e. distribution of the striped and unstriped fibres 
the animal kingdom, 519 c 
J. chemical constitution, 519 
+ Motion— 
contractility, 519 ‘ 
a eer inherent in muscular fibre; doct: 
the ‘ vis insita’, 519 
source, 520 yi 
relation of contractility to the state of nut 
tion of the organ, 521 
Dr. John Reid’s experiments, 52! 
evidence furnished by cases of cer 
paralysis, 521 Ps 
corroborations afforded the fact tl 
throughout the animal kingdom ¢ 
vascular supply is accurate’ 1 
tioned to the muscular irri 
stimuli of muscular contraction, 521 
remote, 522 
immediate, 522 F 
visible changes occurring in muscle during ¢ 
tion, = er wn 
in the whole organ, 
in the elementary fibre, 522 
in the discs, 523 
in the fibrille, 523 
passive contraction, 524 
active contraction, 524 
muscular fatigue, 524 _ 
appearances presented by the elementary 
uring the contraction, 524 ‘= 
emission of sound, 
development of heat, 596 4 
appearances presented by ruptured muscle, 526 
opinions of various observers as to the nature: 
traction, 529 
System, tive Anatomy of). _ 
shown to be in conformity with the devel 
the nervous system, 530 ae 
. 
non-existent in the Acrita , 553 
' 
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