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Gross anat 2 ex 1

Just anatomy no embryo

Portion of the conduction system of the heart innervated by sympathetics from the left. AV node
The SA node is located in the right atrial wall between the auricle and superior vena cava at the upper end of the Crista terminalis
Vein that accompanies right coronary a. around to the posterior surface of the heart. Small cardiac v.
Specific chamber of the heart which lies against the esophagus Left atrium
Name the papillary muscles of the right ventricle Septal, anterior, posterior
Left ventricle of the heart is responsible for this type of circulation. Systemic
Valve that guards the EXIT of the right ventricle Pulmonary valve (pulmonary semilunar, right semilunar)
Give the composition of the parietal pericardium Outer layer fibrous, inner layer serous
Upper smooth area of the right ventricle that guides blood to a great artery Conus arteriosus
Muscles lining auricles only (or name given to ridge-like structures lining auricles) Pectinate mm
Structure that transmits the right crus of the AV bundle across the right ventricular cavity Septomarginal trabeculae
Part of the conduction system known as the "pacemaker" SA node
Name given to the entire posterior surface of the heart Base
Smallest sized vessels, drain directly into the right atrium and other chambers Venarum minimarum
Most posteriorly located chamber of the heart Left atrium
Besides the inferior and superior vena cava, name two tributaries of the right atrium Coronary sinus, venarum minimarum, anterior vv.
The apex of the heart points Anterior, inferior, left
Upper smooth area of the left ventricle that guides blood to a great artery Article vestibule
When comparing the thickness of the right ventricle to the left, one might say the right ventricle is... The right is 1/3 as thick as the left
Ridge like mm located in ventricles Trabeculae carnae
Companion vessel of the anterior inter ventricular artery Great cardiac vein
Also known as the mitral valve Bicuspid valve
Physiologically how does blood enter the coronary arteries Recoil of the aorta
The AV node is located in the ...... Septum near the osmium of the ..... Interatrial, coronary sinus
Name the cusps/valves of the pulmonary/semilunar valve Right, left, anterior
Extends from superior to inferior vena cava, divides right atrium into two parts Crista terminalis
Specific name given to where the coronary arteries begin Sinus of aortic valve
Portion of the conduction system located in the wall of the right atrium near the superior vena cava SA node
Portion of the conduction system innervated by the left vagus nerve AV node
Name given to the right AV valve Tricuspid valve
Name given to the nipple like muscles of the ventricles Papillary mm
Vessel which accompanies the posterior interventricular vessel of the heart Middle cardiac v
Name of the cusps of the left AV valve Anterior, posterior
Name give to the string like structures that attach to the cusps of the AV valves, prevent eversion of the cusps into the atria Chordae tendinae
Right ventricle of the heart is responsible for this type of circulation Pulmonary
The sternal angle marks the Approximate level of tracheal bifurcation, jxn of ascending and arch portions of the aorta, jxn of descending and arch portions of aorta, level of T4/5 disk
Structurally define the following borders of the superior mediastinum A. Upper B. lateral A. Plane of the first rib B. pleural sacs
During their course the phrenic nn pass downward (ant, post) to the roots of the lungs and onto the surface of the ..... Before entering the diaphragm Ant, pericardial sac
The right pulmonary a. runs (ant, post) to the ........ Part of the aorta Post, ascending
Specific artery that supplies the upper surface of the respiratory diaphragm Superior phrenic a.
Using anatomical landmarks, define the lower order of the superior mediastinum Horizontal line passing through the angle of the sternum, passing through the T4/5 disk
Vein that drains into the upper 2,3,4 intercostal spaces Highest intercostal
Besides the right ascending lumbar v, a branch of the IVC, and the right posterior intercostal vv, name 4 tributaries of the azygos v. R highest intercostal, hemiazygos, accessory hemiazygos, r bronchial
The left pulmonary a runs (ant, post) to the ........ part of the aorta Ant, descending
As the left recurrent laryngeal nerve loops under the arch of the aorta, it lies immediately to the left of the Ligamentum arteriosum
From proximal to distal, the second branch of the aortic arch L common carotid artery
In which specific mediastinum are the following located (middle, superior, posterior) A. Insertion of pulmonary vv into heart B. L R brachiocephalic vv C. L R bronchi D. Esophagus E. distal part of phrenic nn F. Most of azygos v G. Most of thymus A. Middle B. superior C. Posterior D. Posterior & superior E. middle F. Posterior G. Superior
H. Tracheal bifurcation I. Hemiazygos v J. Ascending aorta K. Thoracic splanchnics L. Inferior half of superior vena cava H. Posterior I. Posterior J. Middle K. Posterior L. Middle
Name two tributaries of the hemiazygos v ( not ascending lumbar or br from left renal v) L subcostal v, caudal 3-4 l posterior intercostal v, some esophageal and mediastinal v, l bronchial vv
The ligamentum arteriosum connects which two vessels L pulmonary a, and aortic arch
Tributary to the l brachiocephalic v whose right counterpart is not tributary to the r brachiocephalic v L highest posterior intercostal
During its course the pulmonary trunk passes first (ant, post, left, right) to/of the ascending aorta, then immediately (ant, post, left, right) to/of it Anterior, left
The azygos v runs superiorly then arches over the........ to empty into the......... Root of right lung, superior vena cava
Besides posterior intercostals, name two parietal branches of the descending thoracic aorta Subcostal a, superior phrenic a, posterior intercostal a
Where is the maculae located Walls of utricle and saccula
Triangular space at medial angle of eye where tears collect Lacrimal lake
Name the adductor mm of the eye Superior, inferior, medial rectus
The complete the flow of the aqueous humor in the eye: .........., posterior chamber, pupil, anterior chamber, ............, scleral venous sinus Ciliary body, trabaculae
Small reddish conical body of skin containing sebaceous and sweat glands, produces a whitish secretion Lacrimal caruncula
Chamber btwn the iris and the lens Posterior
Besides the lateral rectus m, which can abduct the eye Superior and inferior oblique
Minute small cavities at jxn of iris and cornea, drains aqueous humor from the anterior chamber Trabeculae
Name the abductors of the eye Superior inferior oblique, lateral rectus
Small openings into superior and inferior lacrimal canaliculi Superior and inferior lacrimal puncta
Named br of CN VII passing through the middle ear just medial to the malleus, the nerve, conducts taste from the anterior 2/3 of tongue and some autonomics to the salivary glands Chorda tympani n
Dorsal projection of the external ear, located anterior to concha and over the orifice of the external acoustic meatus Tragus
Chamber of cochlea into which round window opens Scala tympani
Fluid found in the membranous labyrinth Endolymph
Outer rim of the auricle Helix
The ......... (ossicle) fits into the ............ window Stapes, oval
The triangular cochlear duct is separated from the scala vestibule by the .........., and separated from the scala tympani by the .......... Vestibular membrane, bisilar membrane
Chamber of the heart which forms its right border Right atrium
Which pulmonary artery (right or left) A. Is longest and largest B. runs posterior to the ascending aorta A. Right B. right
Name the 4 visceral br of the descending thoracic aorta Pericardial, mediastinal, branchial, esophageal aa
Name the receptors for static equilibrium Maculae
There are weak anastomoses between which named arteries on the surface of the heart Anterior interventricular w/ posterior interventricular Circumflex w/ right coronary
Name 3 grooves seen on the external heart Coronary sulcus, posterior interventricular sulcus anterior interventricular sulcus
Name given to raised upper margin of fossa ovalis Limbus of fossa ovalis
Know how to draw a view of the aortic arch and label it
Created by: cooandrew



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