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Branchi of the lungs, the heart, and blood vessels. Labels: 1, left auricle; 2, right auricle; 3, left ventricle; 5, pulmonary artery; 6, arch of the aorta; 7, superior vena cava; 8, arteria innominata; 9, left primitive carotid artery; 10, left subclavian artery; 11, trachea; 12, larynx; 13, upper lobe of right lung; 14, upper lobe of left lung; 15, trunk of right pulmonary artery; 16, lower lobes of the lungs.

Branchi and Blood Vessels

Branchi of the lungs, the heart, and blood vessels. Labels: 1, left auricle; 2, right auricle; 3, left…

A small bronchial tube. Labels: a, dividing into its terminal branches, c; these have pouched or sacculated walls and end in the sacculated infundibula, b.

A Bronchial Tube

A small bronchial tube. Labels: a, dividing into its terminal branches, c; these have pouched or sacculated…

The epiglottis is a cartilaginous lid for the larynx. It is leaf-shaped, situated behind the base of the tongue, and attached by its apex to the posterior surface of the thyroid cartilage, just below the median notch.

The Epiglottis

The epiglottis is a cartilaginous lid for the larynx. It is leaf-shaped, situated behind the base of…

External view of the left side of Larynx. 1: Front portion of hyoid bone; 2: Upper edge of larynx; 3: Lower portion of larynx; 4: Second ring of trachea.

Larynx

External view of the left side of Larynx. 1: Front portion of hyoid bone; 2: Upper edge of larynx; 3:…

Cross section of the larynx above the vocal cords. 1: Right vocal cord. 2: Left vocal cord. 3: Cartilages to which the vocal cords are attached behind; 4: Front edge of the larynx.

Larynx

Cross section of the larynx above the vocal cords. 1: Right vocal cord. 2: Left vocal cord. 3: Cartilages…

The more important cartilages of the larynx from behind. Labels: t, thyroid; Cs, its superior, and Ci, its inferior, horn of the right side; **, cricoid cartilage; †, arytenoid cartilage; Pv, the corner to which he posterior end of a vocal cord is attached; l'm, corner on which the muscles which approximate or separate the vocal cords are inserted; co, cartilage of Santorini.

Larynx

The more important cartilages of the larynx from behind. Labels: t, thyroid; Cs, its superior, and Ci,…

The larynx viewed from its pharyngeal opening. The back wall of the pharynx has been divided and its edges (11) turned aside. Labels: 1, body of hyoid; 2, its small, and 3, its great, horns; 4, upper and lower horns of thyroid cartilage; 5, mucous membrane of front of pharynx, covering the back of the cricoid cartilage; 6, upper end of gullet; 7, windpipe, lying in front of the gullet; 8, eminence caused by cartilage of Santorini; 9, eminence caused by cartilage of Wrisberg -- both lie in, 10, the aryteno-epiglottidean fold of mucous membrane, surrounding the opening (aditus laryngis) from pharynx to larynx; a, projecting tip of epiglottis; c, the glottis -- the lines leading from the letter point to the free vibrating edges of the vocal cords; b' the ventricles of the larynx -- their upper edges, marking them off from the eminences b, are the false vocal cords.

Larynx

The larynx viewed from its pharyngeal opening. The back wall of the pharynx has been divided and its…

The more important cartilages of the larynx from behind. Labels: t, thyroid; Cs, its superior, and Ci, its inferior, horn of the right side; **, cricoid cartilages;†, arytenoid cartilage; Pv, the corner to which the posterior end of a vocal cord is attached; Pm, corner on which the muscles which approximate or separate the vocal cords are inserted; co, cartilage of Santorini.

Larynx

The more important cartilages of the larynx from behind. Labels: t, thyroid; Cs, its superior, and Ci,…

The larynx viewed from its pharyngeal opening. The back wall of the pharynx has been divided and its edges (11) turned aside. Labels 1, body of hyoid; 2, its small, and 3, its great, horns; 4, upper and lower horns of thyroid cartilages; 5, mucous membrane of front of pharynx, covering the back of the cricoid cartilage; 6, upper end of gullet; 7, windpipe, lying in front of the gullet; 8, eminence caused by cartilage of Santorini; 9, eminence caused by cartilage of Wrisberg; both lie in, 10, the artytenoepiglottic fold of mucous membrane, surrounding the opening (aditus laryngis) from pharynx to larynx; a, projecting tip of epiglottis; c, the glottis, the lines leading from the latter point to the free vibratory edges of the vocal cords; b', the ventricles of the larynx; their upper edges, marking them off from the eminences b, are the false vocal cords.

Larynx

The larynx viewed from its pharyngeal opening. The back wall of the pharynx has been divided and its…

The larynx is made of several pieces of gristle held together by muscle and other tissue. The largest piece of gristle forms the prominence in the throat, called the Adam's apple.

Larynx

The larynx is made of several pieces of gristle held together by muscle and other tissue. The largest…

Muscles of the larynx. Side view. Right ala of thyroid cartilage removed.

Side View of the Muscles of the Larynx

Muscles of the larynx. Side view. Right ala of thyroid cartilage removed.

Muscles of the larynx and epiglottis.

Muscles of the Larynx and Epiglottis

Muscles of the larynx and epiglottis.

Upper aperture of the larynx in the open (1) and shut (2) position. Labels: A, cushion of epiglottis; B, apices of arytenoids; C, arytenoepiglottidean folds; E, posterior aspect of cricoid; F, false vocal cords; G, rima glottidis,between true vocal cords; H, posterior border of thyroid cartilage; I, tip of great horn of hyoid.

Larynx is Open and Shut Positions

Upper aperture of the larynx in the open (1) and shut (2) position. Labels: A, cushion of epiglottis;…

Dissection of the muscles in the posterior wall of the larynx.

Larynx Muscle

Dissection of the muscles in the posterior wall of the larynx.

"Muscles of the larynx. - thyro-hyoids." Elliot Coues, 1884

The Larynx Muscles of a Rook

"Muscles of the larynx. - thyro-hyoids." Elliot Coues, 1884

"Muscles of the larynx. thyro-arytenoids, or openers of the glottis" Elliot Coues, 1884

The Larynx Muscles of a Rook

"Muscles of the larynx. thyro-arytenoids, or openers of the glottis" Elliot Coues, 1884

"Muscles of the larynx. Oblique arytenoids" Elliot Coues, 1884

The Larynx Muscles of a Rook

"Muscles of the larynx. Oblique arytenoids" Elliot Coues, 1884

"Muscles of the larynx. Thyro-cricoids, posterior thyro-cricoids." Elliot Coues, 1884

The Larynx Muscles of a Rook

"Muscles of the larynx. Thyro-cricoids, posterior thyro-cricoids." Elliot Coues, 1884

"Muscles of the larynx. Posterior thyro-cricoids." Elliot Coues, 1884

The Larynx Muscles of a Rook

"Muscles of the larynx. Posterior thyro-cricoids." Elliot Coues, 1884

The larynx seen from behind after the removal of the muscles. The cartilages and ligaments only remain.

Larynx Seen from Behind

The larynx seen from behind after the removal of the muscles. The cartilages and ligaments only remain.

The larynx seen from behind to show the intrinsic muscle posteriorly.

Larynx Seen from Behind

The larynx seen from behind to show the intrinsic muscle posteriorly.

A view of the larynx showing the vocal ligaments. Labels: 1, The anterior edge of the larynx. 4, The posterior face of the thyroid cartilage. 5, The arytenoid cartilages. 6, The vocal ligaments. 7, The origin within the angle of the thyroid cartilage. 9, 10, The glottis.

A View of the Larynx Showing the Vocal Ligaments

A view of the larynx showing the vocal ligaments. Labels: 1, The anterior edge of the larynx. 4, The…

Larynx, viewed from above.

Larynx Viewed from Above

Larynx, viewed from above.

A back view of the cartilages and ligaments of the larynx. Labels: 1, The posterior face of the epiglottis. 3, The os hyoides. 4, The lateral ligaments which connect the os hyoides and thyroid cartilage. 5, The posterior face of the thyroid cartilage. 6, The arytenoid cartilages. 7, The cricoid cartilage. 8, The junction of the cricoid and the arytenoid cartilages. 12, The first ring of the trachea.

A Back View of the Cartilages and Ligaments of the Larynx

A back view of the cartilages and ligaments of the larynx. Labels: 1, The posterior face of the epiglottis.…

A side view of the cartilages of the larynx. Labels: *, The front side of the thyroid cartilage. 1, The os hyoides (bone at the base of the tongue). 2, The ligament that connects the hyoid bone and thyroid cartilage. 3, 4, 5, The thyroid cartilage. 6, The cricoid cartilage. 7, The trachea.

A Side View of the Cartilages of the Larynx

A side view of the cartilages of the larynx. Labels: *, The front side of the thyroid cartilage. 1,…

Arytenoid cartilages of the larynx. These are pitcher-like cartilages that are 2 in number, pyramidal-shaped, and situated on the upper margin of the cricoid cartilage posteriorly, closing in the back of the larynx.

Arytenoid Cartilages of the Larynx

Arytenoid cartilages of the larynx. These are pitcher-like cartilages that are 2 in number, pyramidal-shaped,…

Labels: T, thyroid cartilage: C, cricoid cartilage; Tr, trachea; H, hyoid bone; E, epiglottis; I, joint of thyroid cartilage; Ar, arytenoid cartilages.

Back View of the Larynx

Labels: T, thyroid cartilage: C, cricoid cartilage; Tr, trachea; H, hyoid bone; E, epiglottis; I, joint…

Muscles of the larynx, back view.

Back View of the Muscles of the Larynx

Muscles of the larynx, back view.

Laryngeal cartilages and ligaments from in front.

Cartilage of the Larynx

Laryngeal cartilages and ligaments from in front.

The cartilages and ligaments of the larynx viewed from in front.

Cartilages and Ligaments of Larynx

The cartilages and ligaments of the larynx viewed from in front.

Profile view of the cartilages and ligaments of the larynx.

Cartilages and Ligaments of Larynx

Profile view of the cartilages and ligaments of the larynx.

The cartilages and ligaments of the larynx as seen from behind.

Cartilages and Ligaments of Larynx

The cartilages and ligaments of the larynx as seen from behind.

Cartilages from the larynx seen from the front. Labels: 1, vertical ridge of pomum Adami; 2, right ala; 3, superior cornu; 4, inferior cornu; 5, 6, cricoid cartilage; 5, inside of the posterior part; 6, anterior narrow part of the ring; 7, arytenoid cartilages.

Cartilages from the Larynx

Cartilages from the larynx seen from the front. Labels: 1, vertical ridge of pomum Adami; 2, right ala;…

Cavity of larynx, as seen by means of the laryngoscope. A, the rima glottidis closed. B, the rima glottidis widely opened. Labels: 1, rings of the trachea; 2, processus vocalis of the arytenoid cartilage; 3, arytenoepiglottidean fold; 4, sinus pyriformis; 5, laryngeal sinus; 6, vallecula; 7, true vocal cord; 8, cushion of epiglottis; 9, middle glossoepiglottidean fold; 10, base of tongue; 11, epiglottis; 12, false vocal cord; 13, cuneiform tubercle; 14, tubercle of Santorini.

Cavity of Larynx

Cavity of larynx, as seen by means of the laryngoscope. A, the rima glottidis closed. B, the rima glottidis…

Coronal section of the larynx, rear view of front half.

Coronal Section of the Larynx

Coronal section of the larynx, rear view of front half.

Coronal section through larynx, to show its three compartments.

Coronal Section Through Larynx

Coronal section through larynx, to show its three compartments.

Cricoid cartilage of the larynx, situated below the thyroid.

Cricoid Cartilage of the Larynx

Cricoid cartilage of the larynx, situated below the thyroid.

"Cartilages and Ligaments of the Larynx. (Front view.) <em>A</em>, hyoid bone; <em>B</em>, membrane attached to hyoid bone and the shield-shaped cartilage below (thyroid); edges of this shield-shaped cartilage unite at <em>C</em> (Adam's apple is the V-shaped groove on a line with <em>B</em> and <em>C</em>; <em>D</em>, membrane between the shield-shaped cartilage and the signet-ring cartilage below; <em>E</em> cricoid, or signet-ring, cartilage; <em>F</em>, upper ring of the windpipe." &mdash; Blaisedell, 1904

Front view of the larynx

"Cartilages and Ligaments of the Larynx. (Front view.) A, hyoid bone; B, membrane…

Muscles of the larynx, front view. The Sternothyroid and right Thyrohyoid have been removed.

Front View of the Muscles of the Larynx

Muscles of the larynx, front view. The Sternothyroid and right Thyrohyoid have been removed.

Interior of the larynx, seen from above.

Interior of the Larynx

Interior of the larynx, seen from above.

This illustration shows a lateral aspect of the larynx and its multiple parts (A. Thyroid Cartilage; B. Cricoid Cartilage; C. hyoid bone; D. Rings of trachea; E. Epiglottis; F. Arytenoid Cartilage; G. Thyro-arytenoid muscle; H. Adam's Apple; I. False Vocal Cords; J. True Vocal Cords; K. Ventricle; L. Rima Glottis).

Lateral Aspect of Larynx

This illustration shows a lateral aspect of the larynx and its multiple parts (A. Thyroid Cartilage;…

Mesial section through larynx, to show the outer wall of the right half.

Mesial Section Through Larynx

Mesial section through larynx, to show the outer wall of the right half.

"Cartilages and Ligaments of the Larynx. (Front view.) <em>A</em>, epiglottis; <em>B</em>, thyroid cartilage; <em>C</em>, ladle-shaped cartilage; <em>E</em>, cricoid cartilage; <em>F</em>, upper ring of the windpipe." &mdash; Blaisedell, 1904

Posterior view of the larynx

"Cartilages and Ligaments of the Larynx. (Front view.) A, epiglottis; B, thyroid cartilage;…

"Larynx viewed from before (below); a, thyroid bone or cartilage." Elliot Coues, 1884

The Larynx of a Rook

"Larynx viewed from before (below); a, thyroid bone or cartilage." Elliot Coues, 1884

"Larynx viewed from behind (above); a, thyroid bone; b, b, its appendages; c, cricoid; d, d, arytenoids; e, e, anterior border of thyroid, to which d, d, are connected by two arytenoid ligaments." Elliot Coues, 1884

The Larynx of a Rook

"Larynx viewed from behind (above); a, thyroid bone; b, b, its appendages; c, cricoid; d, d, arytenoids;…

"Larynx viewed from the right side; a, thyroid; b, appendage; c, cricoid; d, arytenoid; f, f, cartilage attached to arytenoid; g, a tracheal ring." Elliot Coues, 1884

The Larynx of a Rook

"Larynx viewed from the right side; a, thyroid; b, appendage; c, cricoid; d, arytenoid; f, f, cartilage…

"Larynx viewed from behind; a, thyroid; b, b, its appendages; c, cricoid; d, d, arytenoid." Elliot Coues, 1884

The Larynx of a Rook

"Larynx viewed from behind; a, thyroid; b, b, its appendages; c, cricoid; d, d, arytenoid." Elliot Coues,…

Specimen showing a great extension of the saccule of the larynx.

Saccule of the Larynx

Specimen showing a great extension of the saccule of the larynx.

Sagittal section of the larynx, right half.

Sagittal Section of the Larynx

Sagittal section of the larynx, right half.

A section of the larynx. Labels: 1, The trachea. 2, The lower vocal cords. 3, The upper vocal cords. 4, Glottis. 5, The ventricles of the larynx.

Section of the Larynx

A section of the larynx. Labels: 1, The trachea. 2, The lower vocal cords. 3, The upper vocal cords.…

Labels: T, thyroid cartilage: C, cricoid cartilage; Tr, trachea; H, hyoid bone; E, epiglottis; I, joint of thyroid cartilage.

Side View of the Larynx

Labels: T, thyroid cartilage: C, cricoid cartilage; Tr, trachea; H, hyoid bone; E, epiglottis; I, joint…

Superior aperture of larynx, exposed by laying open the pharynx from behind.

Superior Aperture of Larynx

Superior aperture of larynx, exposed by laying open the pharynx from behind.

The larynx as seen by means of the laryngoscope in different conditions of the glottis. Labels: A, while singing a high note; b, in quiet breathing; C, during a deep inspiration; l, base of tongue; e, upper free edge of epiglottis; e', cushion of the epiglottis; ph, part of anterior wall of pharynx; cv, the true vocal cords; cvs, the false vocal cords; tr, the trachea with its rings; b, the two bronchi at their commencement.

The Larynx in Different Conditions of the Glottis

The larynx as seen by means of the laryngoscope in different conditions of the glottis. Labels: A, while…

Thyroid cartilages of the larynx.

Thyroid Cartilages of the Larynx

Thyroid cartilages of the larynx.

View of the upper part of the larynx as seen by means of the laryngoscope during the utterance of a grave note. Labels: c, epiglottis; s, tubercles of the cartilages of Santorini; a, arytenoid cartilages; z, base of the tongue; ph, the posterior wall of the pharynx.

Upper Part of the Larynx

View of the upper part of the larynx as seen by means of the laryngoscope during the utterance of a…

Front view of cartilages of larynx, trachea and Bronchi.

Front View of the Cartilages of the Larynx, Trachea and Bronchi.

Front view of cartilages of larynx, trachea and Bronchi.

This illustration shows a longitudinal section of the larynx as seen from behind (A. Thyroid Cartilage; B. Cricoid Cartilage; C. hyoid bone; D. Rings of trachea; E. Epiglottis; F. Arytenoid Cartilage; G. Thyro-arytenoid muscle; H. Adam's Apple; I. False Vocal Cords; J. True Vocal Cords; K. Ventricle; L. Rima Glottis).

Longitudinal Section of Larynx Seen from Behind

This illustration shows a longitudinal section of the larynx as seen from behind (A. Thyroid Cartilage;…

The lungs and air passages seen from the front. On the left of the figure the pulmonary tissue has been dissected away to show the ramifications of the bronchial tubes. Labels: a, larynx; b, trachea; d, right bronchus. The left bronchus is seen entering the root of its lung.

Lungs and Air Passages

The lungs and air passages seen from the front. On the left of the figure the pulmonary tissue has been…

The lungs and air passages seen from the front. On the left of the figure the pulmonary tissue has been dissected away to show the ramifications of the bronchial tubes. Labels: a, larynx; b, trachea; d, right bronchus. The left bronchus is seen entering the root of its lung.

The Lungs and Air Passages

The lungs and air passages seen from the front. On the left of the figure the pulmonary tissue has been…

The lungs and windpipe (trachea). Labels: 1, larynx; 2, windpipe (trachea); 3, right lung, showing bronchi and bronchial tube.

Lungs and Trachea

The lungs and windpipe (trachea). Labels: 1, larynx; 2, windpipe (trachea); 3, right lung, showing bronchi…