"Diagram showing the capillary network of the air sacs and origin of the pulmonary veins.. <em>A</em>, small branch of pulmonary artery; <em>B</em>, twigs of pulmonary artery; <em>C</em>, capillary network around the walls of the air sacs; <em>D</em>, branches of network converging to form the veinlets of the pulmonary veins." — Blaisedell, 1904

Capillaries of the Air Sac

"Diagram showing the capillary network of the air sacs and origin of the pulmonary veins.. A,…

"Aneurism of the Carotid Artery. a, seat of the aneurism."-Whitney, 1902

Aneurism

"Aneurism of the Carotid Artery. a, seat of the aneurism."-Whitney, 1902

"Aorta: a, ascending arch of aorta; ss, coronary arteries; b', innominata artery; b, right subelavian; c, right carotid; d, left carotid; e, left subelavian; f, thoracic aorta; gg, diaphragm; hh, phrenic arteries; i, caeliac axis; k, coronary or gastric; l, splenic; m, hepatic; n, superior mesenteric; oo, renal arteries; p, inferior mesenteric; p', spermatic; q, common iliac; r, middle sacral." &mdash; Chambers' Encyclopedia, 1875

Aorta

"Aorta: a, ascending arch of aorta; ss, coronary arteries; b', innominata artery; b, right subelavian;…

The aorta and connecting arteries.

The Aorta and Connecting Arteries

The aorta and connecting arteries.

The aorta. A, from in front; B, from behind, with the origin of its principal branches. Labels: 1,2, ascending aorta; 2, 3, arch of aorta; 4, innominate artery; 5, left carotid; 6, left sublavian; 7,7,7, intercostal and lumbar arteries; 8, 8, renal arteries; 9,9, common iliac arteries; 10, middle sacral arteries; 11, one of the phrenic arteries; +, coeliac axis; 12, gastric; 13, hepatic; 14, splenic artery; 15, superior mesenteric; 16, interior mesenteric; 17, 17, spermatic or ovarian arteries.

The Aorta

The aorta. A, from in front; B, from behind, with the origin of its principal branches. Labels: 1,2,…

"The Right Axillary and Branchial Arteries, with Some of their Main Branches." &mdash; Blaisedell, 1904

Arteries

"The Right Axillary and Branchial Arteries, with Some of their Main Branches." — Blaisedell, 1904

The main arteries of the body. Labels: Crd, and Crs, right and left coronary arteries of the heart, cut short near their origin; Aa, and aA, aortic arch; At, thoracic aorta; Aab, abdominal aorta; K, renal artery; Sd, right, and Ssi, left subclavian; Cd, right, and Cs, left carotid; Ax, axillary artery; B, brachial artery; U, ulner artery; R, radial artery; Ai, common iliac artery; I, external iliac artery; C, femoral artery; Po, popliteal artery; Ta, anterior, and Tp, posterior tibial artery; Pe, peroneal artery.

The Main Arteries of the Body

The main arteries of the body. Labels: Crd, and Crs, right and left coronary arteries of the heart,…

Diagram showing the branching, anastomoses, and confluence of arteries.

Arteries

Diagram showing the branching, anastomoses, and confluence of arteries.

The arteries and veins of a section of the skin. A, arterial branches. B, capillary, or hair-like vessels, in which the large branches terminate. C, the venous trunk, collecting the blood from the capillaries.

The Arteries and Veins of a Section of the Skin

The arteries and veins of a section of the skin. A, arterial branches. B, capillary, or hair-like vessels,…

The arteries of the head and neck.

Arteries of the Head and Neck

The arteries of the head and neck.

Major arteries of the body. The kidneys and spleen are also shown with their respective arteries. Labels: 1, cheek arteries; 2, coeliac axis; 3, gastric artery; 4, hepatic artery; 5, spleenic artery; 6, supra-renal artery on right side; 7, right renal artery; 8, lumbar arteries; 9, upper mesenteric artery; 10, the two spermatic arteries; 11, the lower mesenteric; 12, the middle sacras; 13, the common iliac; 14, internal iliac of the right side; 15, external iliac; 16, episgastric artery; 17, circumflex iliac artery; 18, femoral artery.

Major Arteries

Major arteries of the body. The kidneys and spleen are also shown with their respective arteries. Labels:…

A portion of an artery.

Artery

A portion of an artery.

Transverse section through a small artery and vein. Labels: A, artery; V, vein; e, epithelial lining; m, middle muscular and elastic coat, thick in the artery, much thinner in the vein; a, outer coat of areolar tissue, magnified 350 diameters.

Diagram of an Artery and a Vein

Transverse section through a small artery and vein. Labels: A, artery; V, vein; e, epithelial lining;…

Transverse section through the wall of a large artery. Labels: A, tunica intima; B, tunica media; C, tunica externa.

Section Through Artery Wall

Transverse section through the wall of a large artery. Labels: A, tunica intima; B, tunica media; C,…

"Showing how firm pressure may be made with the fingers to compress the branchial artery of the left arm. Some large superficial veins are also shown." &mdash; Blaisedell, 1904

Branchial artery

"Showing how firm pressure may be made with the fingers to compress the branchial artery of the left…

"The dotted line shows the course of the branchial artery." &mdash; Blaisedell, 1904

Brancial artery

"The dotted line shows the course of the branchial artery." — Blaisedell, 1904

"The dotted line shows the course of the right femoral artery." &mdash; Blaisedell, 1904

Femoral artery

"The dotted line shows the course of the right femoral artery." — Blaisedell, 1904

"The Femoral Artery of Right Leg." &mdash; Blaisedell, 1904

Leg artery

"The Femoral Artery of Right Leg." — Blaisedell, 1904

"Artery in the Front of the Right Leg." &mdash; Blaisedell, 1904

Leg artery

"Artery in the Front of the Right Leg." — Blaisedell, 1904

Structure of an artery. Labels: A, internal coat, with b, its inner layer of pavement epithelium (endothelium); c, middle coat, with transverse fibers; d, outer coat, with longitudinal fibers.

Structure of an Artery

Structure of an artery. Labels: A, internal coat, with b, its inner layer of pavement epithelium (endothelium);…

Surface view of an artery from the mesentery of a frog, ensheathed in a perivascular lymphatic vessel. Labels: a, The artery, with its circular muscular coat (media) indicated by broad transverse markings, with an indication of the adventitia outside. 1. Lymphatic vessel: its wall is a simple endothelial membrane.

Surface View of an Artery

Surface view of an artery from the mesentery of a frog, ensheathed in a perivascular lymphatic vessel.…

Relations of the artery, vein, and capillaries.

Relations of Artery, Vein, and Capillaries

Relations of the artery, vein, and capillaries.

<em>L.A.</em>, left auricle; <em>R.A.</em>, right auricle; <em>A</em>, opening of the inferior vena cava; <em>B</em>, superior vena cava; <em>C</em>, cardiac vein of right auricle laid open; <em>D</em>, left pulmonary veins; <em>E</em>, eight pulmonary veins; <em>F</em>, muscular fibers surrounding the openings between the left auricle and left ventricle, and the right auricle and right ventricle; <em>G, H, K,</em> and <em>L</em>, muscular fibers surrounding the great veins of the heart." &mdash; Blaisedell, 1904

Muscular fibers of the auricle

L.A., left auricle; R.A., right auricle; A, opening of the inferior vena…

"The spinal column below the twelfth dorsal vertebra at <em>A</em> has been removed, as well as the various layers of the great muscles of the back. The two kidneys with the renal arteries and veins are plainly shown, in their normal positions. The relative positions of adjacent vessels and organs with their names printed upon them are also shown. <em>B</em>, portion of the diaphragm on the left side; <em>C</em>, receptaculum chyli; <em>D</em>, a part of the small intestine on the left side." &mdash; Blaisedell, 1904

Vertical section of the back

"The spinal column below the twelfth dorsal vertebra at A has been removed, as well as the…

Plan of the blood vessels of the stomach, as they would be seen in a vertical section. Labels: a, arteries, passing up from the vessels of submucous coat; b, capillaries branching between and around the tubes; c, superficial plexus of capillaries occupying the ridges of the mucous membrane; d, vein formed by the union of veins which, having collected the blood of the superficial capillary plexus, are seen passing down between the tubes.

Blood Vessels of the Stomach

Plan of the blood vessels of the stomach, as they would be seen in a vertical section. Labels: a, arteries,…

"Showing how the circulation of blood in the web of a frog's foot looks as seen under the microscope." &mdash; Blaisedell, 1904

Circulation of blood

"Showing how the circulation of blood in the web of a frog's foot looks as seen under the microscope."…

"Arteries and their Branches at the Base of the Brain." &mdash; Blaisedell, 1904

Blood vessels of the brain

"Arteries and their Branches at the Base of the Brain." — Blaisedell, 1904

"In bleeding from any part of the arm or hand the branchial artery should be pressed outwards against the bone jujst behind the inner border of the larger muscle of the arm." &mdash; Moss, 1914

Branchial compression

"In bleeding from any part of the arm or hand the branchial artery should be pressed outwards against…

Capillaries. 1: Vein; 2: Artery; 3: Capillary.

Capillaries

Capillaries. 1: Vein; 2: Artery; 3: Capillary.

The internal carotid and vertebral arteries.

Carotid Artery

The internal carotid and vertebral arteries.

"The carotid artery may be compressed by pressing the thumb or fingers deeply into the neck in front of the strongly marked muscle which reaches from behind the ear to the upper part of the breastbone." &mdash; Moss, 1914

Carotid compression

"The carotid artery may be compressed by pressing the thumb or fingers deeply into the neck in front…

"<em>A</em>, a muscle which aids in pushing the food down the esophagus; <em>B</em>, esophagus; <em>C</em>, section of the right bronchus; <em>D</em>, two right pulmonary veins; <em>E</em>, great azygos vein crossing the esophagus to empty into the superior vena cava, <em>F</em>, thoracic duct; <em>H</em>, thoracic aorta; <em>K</em>, lower portion of the esophagus passing through the diaphragm; <em>L</em>, diaphragm as it appears in sectional view, enveloping the heart; <em>M</em>, inferior vena cava, passing through the diaphragm and emptying into the right auricle; <em>N</em>, right auricle; <em>O</em>, section of the right branch of the pulminary artery; <em>P</em>, aorta; <em>R</em>, superior vena cava; <em>S</em>, trachea." &mdash; Blaisedell, 1904

Lateral section of the chest

"A, a muscle which aids in pushing the food down the esophagus; B, esophagus; C,…

"<em>R.A.</em>, right auricle; <em>L.A.</em>, left auricle; <em>R.V.</em>, right ventricle; <em>L.V.</em>, left ventricle; <em>P.A.</i., pulmonary artery; <em>A</em>, pulmonary artery and vein of right lung; <em>B</em>, pulmonary artery and vein of left lung; <em>C</em>, carotid artery to head, showing branch of left subclavian artery; <em>D</em>, portal vein; <em>F</em>, hepatic artery; <em>G</em>, superior vena cava, bringing blood from head and upper limbs to right auricle." &mdash; Blaisedell, 1904

Diagram of the circulation of the blood

"R.A., right auricle; L.A., left auricle; R.V., right ventricle; L.V.,…

The circulatory organs. Labels: 1, The left auricle. 2, The right auricle. 3, The left ventricle. 4, The right ventricle. 5, 6, The aorta. 7, The femoral (leg) artery. 8, The branchial (arm) arteries. 9, carotid arteries. 10, The jugular veins. 11, The branchial veins. 12, The femoral veins. 13, 14, The vena cavas. 15, The pulmonary artery. 16, The right and left pulmonary arteries. 17, The pulmonary veins. 18, The lacteals. 19, The thoracic duct. 20, The absorbents of the upper extremities. 22, The small intestine.

The Circulatory Organs

The circulatory organs. Labels: 1, The left auricle. 2, The right auricle. 3, The left ventricle. 4,…

The arteries of the face and scalp. The muscle tissue of the lips must be supposed to have been cut away, in order to show the course of the coronary arteries.

Facial Arteries

The arteries of the face and scalp. The muscle tissue of the lips must be supposed to have been cut…

"1, primitive carotid artery dividing itself into carotid external and carotid internal; 3, occipital branch to the back part of the skull; 4, upper hyoides artery; 5, lower pharyngeal artery; 6, masseter artery; 7, submental artery; 8, lower coronary artery; 9, upper coronary artery; 10, deep branch; 11, back cervical artery; 12, continuation and fold of the occipital; 13, descending branch for muscles of the neck; 14, posterior auricular; 15, temporal artery; 16, pariental branches; 17, frontal branches." &mdash; Richardson, 1906

Facial Arteries

"1, primitive carotid artery dividing itself into carotid external and carotid internal; 3, occipital…

"In bleeding from the thigh, leg, or foot press backward with the thumbs on the femoral artery at the middle of the groin where the artery passes over the bone. The point is a little higher up than that indicated in Fig 6." &mdash; Moss, 1914

Femoral compression

"In bleeding from the thigh, leg, or foot press backward with the thumbs on the femoral artery at the…

"Diagram to show the working parts of a gland. v and a are blood tubes with thin-walled branches around the parts of the gland c. These take material from the blood and, after changing it, send it to the mouth, stomach, or other places before the duct i." &mdash;Davison, 1910

Gland

"Diagram to show the working parts of a gland. v and a are blood tubes with thin-walled branches around…

"The arteries of the hand, showing the communications or anastomoses of different arteries and the fine terminal twigs given off from the larger trunks; these twigs end in the capillaries which would only become visible if magnified. R, the radial artery on which the pulse is usually felt at the wrist; U, the ulnar artery." &mdash;Martin, 1917

Hand Arteries

"The arteries of the hand, showing the communications or anastomoses of different arteries and the fine…

Arteries of the head- the left maxillary ramus being remove. Labels: 1, occipital; 2, internal carotid; 3, external carotid; a, branch to submaxillary gland; b, prevertebral; c, mastoid, c', muscular twigs; d, ramus anastomoticus; e, occipital gaining alar gutter; f, branch to submaxillary gland; l, sublingual; m, branch to lymphatic gland; B, continuation of external carotid-it becomes the internal maxillary at the bend; n, spheno-spinal; o, deep temporals; p, ophthalmic; q, buccal; r, orbital branch of dental; s, dental; t, spheno-spinal; o, deep temporals; p, ophthalmic; q, buccal; r, orbital branch f dental; s, dental; t, spheno-palatine; u, palatine; v, staphyline.

Head of a Horse Showing Arteries

Arteries of the head- the left maxillary ramus being remove. Labels: 1, occipital; 2, internal carotid;…

Facial arteries of the left side. Labels: a, maxillo-muscular; a', posterior masseter; b, c, posterior auricular; d, anterior branch of it; e, inferior auricular branch; f, superficial temporal; g, subzygomatic; g', transverse facial; g&quot;, masseter; h, anterior auricular; i, facial portion of glosso-facial; k, inferior coronary; l, superior coronary; m, lateral nasal; n, dorsal nasal; o, angular artery of the eye.

Head of a Horse Showing Arteries

Facial arteries of the left side. Labels: a, maxillo-muscular; a', posterior masseter; b, c, posterior…

"The heart and the great blood-vessel attached to it, seen from the side towards the sternum. The left cavities and the vessels connected with them are colored red; the right black. Atd, right auricle; Adx and As, the right and left auricular appendages; Vd, right ventricle; Vs, left ventricle; Aa, aorta; Ab, innominate artery; Cs, left common carotid artery; Ssi, left subclavian artery; P, main trunk of the pulmonary artery, and Pd and Ps, its branches to the right and left lungs; cs, superior vena cava; Ade and Asi, the right and left innominate veins; pd, ps, the right and left pulmonary veins; crd and crs, the right and left coronary arteries." &mdash;Martin, 1917

Heart

"The heart and the great blood-vessel attached to it, seen from the side towards the sternum. The left…

"The heart vied from its dorsal aspect. ci, inverior vena cava; Vc, coronary vein; Atd, right auricle; Adx and As, the right and left auricular appendages; Vd, right ventricle; Vs, left ventricle; Aa, aorta; Ab, innominate artery; Cs, left common carotid artery; Ssi, left subclavian artery; P, main trunk of the pulmonary artery, and Pd and Ps, its branches to the right and left lungs; cs, superior vena cava; Ade and Asi, the right and left innominate veins; pd, ps, the right and left pulmonary veins; crd and crs, the right and left coronary arteries." &mdash;Martin, 1917

Heart

"The heart vied from its dorsal aspect. ci, inverior vena cava; Vc, coronary vein; Atd, right auricle;…

A diagram of the heart. Labels: 1. Left auricle. 2, Right auricle. 3, Left ventricle. 4, Right ventricle. 5, Right and left pulmonary veins. 6, Trachea.

The Heart

A diagram of the heart. Labels: 1. Left auricle. 2, Right auricle. 3, Left ventricle. 4, Right ventricle.…

A diagram of the heart. Labels: 1. Right auricle. 2, Left auricle. 3, Right ventricle. 4, Left ventricle. 5, Right and left pulmonary veins. 6, Trachea.

The Heart

A diagram of the heart. Labels: 1. Right auricle. 2, Left auricle. 3, Right ventricle. 4, Left ventricle.…

"<em>A</em>, superior vena cava; <em>B</em>, right auricle; <em>C</em>, right ventricle; <em>D</em> left ventricle; <em>E</em>, left auricle; <em>F</em> pulminary vein; <em>H</em>, pulminary artery; <em>K</em> aorta; <em>L</em>, right subclavian artery; <em>N</em>, left common carotid artery." &mdash; Blaisedell, 1904

Anterior view of the heart

"A, superior vena cava; B, right auricle; C, right ventricle; D

"<em>A, B</em>, right pulmonary veins, <em>S</em>, openings of the left pulmonary veins; <em>E, D, C, aortic valves; <em>R</em>, aorta, <em>P</em>pulmonary artery, <em>O</em>, pulmonic valves, <em>H</em>, mitraal valve; <em>K</em>, columnae carneae, <em>M</em> right ventricular cavity." &mdash; Blaisedell, 1904

Cavities of the heart

"A, B, right pulmonary veins, S, openings of the left pulmonary veins; E, D, C,

"<em>L.A.</em>, left auricle; <em>R.A.</em>, right auricle; <em>R.V.</em>, right ventricle; <em>A</em>, opening of the inferior vena cava; <em>B</em>, superior vena cava; <em>C</em>, right pulmonary veins; <em>D</em>, left pulmonary veins; <em>E</em>aorta; <em>F</em>, left branch of pulmonary artery; <em>G</em>, great cardiac vein; <em>H</em>middle cardiac vein. the cardiac lymphatics which follow the course of the cardiac veins are also shown." &mdash; Blaisedell, 1904

Posterior view of the heart

"L.A., left auricle; R.A., right auricle; R.V., right ventricle; A,…

Arteries of the right posterior limb- external view. Labels: 1, popiteal; 2, posterior tibial; 3, anterior tibial; a, peroneal; b, muscular branches; 4, perforating pedal; 5, great metatarsal.

Leg of a Horse Showing Arteries

Arteries of the right posterior limb- external view. Labels: 1, popiteal; 2, posterior tibial; 3, anterior…

"The Liver seen from Below and Behind. <em>A</em> and </em>B</em>, smaller lobes of the liver; <em>C</em>, portal vein; <em>D</em> hepatic artery; <em>E</em>, inferior vena cava; <em>F</em>, trunk of the left hepatic vein; <em>G</em>, hepatic vein." &mdash; Blaisedell, 1904

Liver

"The Liver seen from Below and Behind. A and B, smaller lobes of the liver; C,…

"<em>A</em>, an air sac; <em>B</em>, an air sac cut open; <em>C</em>, capillary network over an air sac; <em>D</em>, branch of pulmonary artery; <em>E</em>, branch of pulmonary vein; <em>F</em>, bronchial tube." &mdash; Blaisedell, 1904

Lobule of the lung

"A, an air sac; B, an air sac cut open; C, capillary network over an air…

"<em>L.A.</em>, left ventricle; <em>B</em>, right ventricle; <em>F</em>, pulmonary artery; <em>G</em>, aorta; <em>H</em>, arch of the aorta; <em>K</em>, innominate artery; <em>L</em>, right common carotid artery; <em>M</em>, right subclavian artery; <em>N</em>, thyroid cartilage forming upper portions of the larynx; <em>O</em>, trachea." &mdash; Blaisedell, 1904

Lungs

"L.A., left ventricle; B, right ventricle; F, pulmonary artery; G,…

"<em>A</em>, division of left bronchus to upper lobe; <em>B</em>, left branch of the pulmonary artery; <em>C</em>, left bronchus; <em>D</em>, left superior pulmonary vein; <em>E</em>, left inferior pulmonary vein; <em>F</em>, left auricle; <em>K</em>, inferior vena cava; <em>L</em>; division of the right bronchus to lower lobe; <em>M</em>, right inferior pulmonary vein; <em>N</em>, right superior pulmonary vein, <em>O</em>, right branch of the pulmonary artery; <em>P</em>, division of right bronchus to upper lobe; <em>R</em>, left ventricle; <em>S</em>, right ventricle." &mdash; Blaisedell, 1904

Lungs

"A, division of left bronchus to upper lobe; B, left branch of the pulmonary artery;…

"Relative Postion of the Lungs, the Heart, and Some of the Great Vessels belonging to the latter. <em>A</em>, left common carotid artery; <em>B</em>, external carotid artery; <em>C</em>, internal carotid artery; <em>D</em>, left jugular vein; <em>E</em>, sterno-cleido muscle; <em>F</em>, right innominate artery with branches to head and arm; <em>G</em>, left subclavian artery; <em>H</em>, great azygos vein; <em>K</em>, thoracic duct." &mdash; Blaisedell, 1904

Lungs

"Relative Postion of the Lungs, the Heart, and Some of the Great Vessels belonging to the latter. A,…

"Mercury manometer for recording blood-pressure. d g, glass U-tube partly filled with mercury. In one limb is borne a float, e, bearing a recording device f; the other limb is filled with a suitable liquid and connected water-tight with the heart end of a divided artery b, by means of glass connection a. Changes in the mercury level indicated changes of arterial pressure." &mdash;Martin, 1917

Manometer

"Mercury manometer for recording blood-pressure. d g, glass U-tube partly filled with mercury. In one…

The internal maxillary artery and its branches.

Maxillary Artery

The internal maxillary artery and its branches.

The superior mesenteric artery and its branches.

Mesentric Artery

The superior mesenteric artery and its branches.

The inferior mesenteric artery and its branches.

Mesentric Artery

The inferior mesenteric artery and its branches.

Arteries of the neck exposed on the left side. Labels: a, anterior aorta; a', left brachial; a&quot;, right brachial, or bracio-cephalic; b, left dorsal; c, superior cervical; d, vertebral; e, inferior cervical; f, cephalic or common carotid; f&quot;, left , and f&quot;, right carotid; g, esophageal wigs; h, tracheal twigs; i, muscular twigs; k, thyroid; l, thyro-laryngeal; m, branch to parotid gland.

Neck of a Horse Showing Arteries

Arteries of the neck exposed on the left side. Labels: a, anterior aorta; a', left brachial; a",…

"Showing the carotid artery and jugular vein on the right side, with some of their main branches; also some large nerve trunks." &mdash; Blaisedell, 1904

Blood vessels of the neck

"Showing the carotid artery and jugular vein on the right side, with some of their main branches; also…