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GA2 Mash 1
| Question | Answer |
|---|---|
| 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 artery around to the posterior surface of the heart | Small cardiac Vein |
| Specific chamber of the heart which lies against the esophagus | Left atrium |
| Name the papillary muscle of the right ventricle | Septal, anterior, posterior papillary muscle |
| Left ventricle of the heart is responsible for this type of circulation | Systemic |
| Valve that guards the EXIT of the right ventricle | Pulmonary (Pulmonary semilunar, right semilunar) |
| Give the composition of the parietal pericardium | Fibrous outer layer and serous inner layer |
| Upper smooth area of the right ventricle that guides blood to a great artery (pulmonary trunk) | Conus arteriosus |
| Muscles lining auricles only (also worded as "name given to ridge-like structures lining auricles") | Pectinate muscles |
| Structure that transmits the right crus of the AV bundle across the right ventricular cavity | Septomarginal trabeculae (moderator band) |
| Part of the conduction system known as the pacemaker | SA node |
| Name given to the entire posterior surface of 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 cardiac veins |
| The apex of the heart points: (mark all that apply) | a.) anteriorly d.) inferiorly f.) to the left |
| Upper smooth area of the left ventricle that guides blood to a great artery | Aortic vestibule |
| When comparing the thickness of the right ventricle to the left, one can say thath theRIGHT VENTRICLE IS.... | 1/3rd as thick as the LEFT VENTRICLE |
| Ridge-like muscle located in ventricles | Trabeculae carnae |
| Companion vessel of the anterior interventricular artery | Great cardiac vein |
| Also known as the mitral valve | Bicuspid valve (left AV valve) |
| PHYSIOLOGICALLY how does blood enter the coronary arteries | Recoil of the aorta |
| The AV node is located in the _________ septum near the ostium of the _________ | Interatrial, Coronary sinus |
| Name the cusps/valvules 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 area where 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 of the heart innerevated by the left vagus nerve | AV node |
| _______Name given to the right AV valve | tricuspid valve |
| _________vessel which accompanies the posterior interventricular vessel of the heart | Middle cardiac vein |
| _____name given to the nipple like muscles of the ventricles | Papillary muscles |
| Name of the cusps of the left AV valve | Anterior, posterior |
| Name given to the string like structures that attach to the cusps of the AV valves; prevent eversion of cusps into the atria | Chordae tendinae(pl) , Chordae tendinae (sg) |
| right ventricle of the heart is responsible for this type of circulation | pulmonary circulation |
| The sternal angle marks the... | all the above |
| Structurally define the following borders of the superior mediastinum ; a) upper, b) lateral | Upper--> plane of 1st rib, Lateral ---> Pleural sacs |
| During their course the phrenic nerves pass downward_________ to the roots of the lungs and onto the surface of the ______ before entering the diaphragm | Anterior, pericardial sacs |
| The right pulmonary a. runs______ to the _______ part of the aorta | posterior, ascending |
| Specific artery that supplies the upper surface of the respiratory diaphragm | Superior phrenic artery |
| Using anatomical landmarks, difine the lower border of the superior mediastinum | Horizontal line through the angle of the sternum, passing through the T4- T5 disk |
| Vein that drains the upper 2nd, 3rd, and 4th intercostal spaces | Highest intercostal |
| Besides the right ascending lumbar v. , a branch of the IVC, and the right posterior intercostals vv, name the 4 tributaries that normally drain into the azygos vein | Right highest intercostal v., hemiazygos v., accessory hemiazygos v., right bronchial v. |
| Besides hemiazygos and posterior intercostals, give to tributaries to the azygos vein. | Right subcostal v., right, highst intercostal vein., accessory himiazygos |
| The left pulmonary artery runs_________ (ant. post) to the _____ part of the aorta | anterior, descending |
| As the left recurrent laryngeal nerve loops under the arch of the aorta, it lies IMMEDIATELY to the left of the _____ | Arteriosus ligament or ligamentum arteriosum |
| From proximal to distal the second branch of the arch of the aorta | Left common carotid artery |
| Name two tributaries to the himiazygoes vein (do not list the ascending lumbar or branch from the left renal vein) | Left subcostal vein., caudal 3-4 left posterior intercostal vein., some esophageal and mediastinal veins |
| The ligamentum arteriosum connects what two vessels? | Left pulmonary artery and arch or aorta |
| Name the tributary to the left brachiocephalic v. whose right counterpart is NOT a tributary to the right brachiocephalic v. | Left highest posterior intercostal |
| During its course the pulmonary trunk passes first __________ to the ascending aorta, then immediately _________ to it | Anterior, Left |
| The azygos vein runs superiorly, then ARCHES OVER the ______ to empty into the ________ | Root of the right lung, Superior vena cava |
| Besides the posterior intercostals, name two PARIETAL braches of the descending thoracic aorta | Subcostal a., superior phrenic a., posterior intercostal aa. |
| Specifically, where are the maculae located? | Walls of the utricle and saccula |
| Triangular space at the medial angle of eye where tears collect | Lacrimal lake |
| Name the adductor muscles of the eye | Medial, superior, and inferior rectus mm. |
| Complete the following concerning the FLOW of aqueous humor in the eye: _____---> posterior chamber-->pupil--->anterior chamber-->_____->scleral venous sinus | Ciliary body, trabeculae |
| Small reddish conical body of skin containing sebaceous and sweat glands; produces a whitish secretion | Lacrimal caruncula |
| Chamber between the iris and lens | Posterior |
| Besides the lateral rectus m. which can abduct the eye? | Superior oblique, inferior oblique |
| _______ minute small cavities at junction of iris and cornea drans aqueous humor from the anterior chamber of the eye | Trabeculae |
| Name the abductors of the eye | Superior and inferior obliques, Lateral rectus |
| Small opening into superior and inferior lacrimal canaliculi | Superior and inferior lacrimal puncta |
| Name the branch of CN7 passing through the middle ear just medial to the malleus; the nerve conducts taste from the anterior 2/3rd 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 windows 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, Basilar membrane |
| Hypaxial musles are __________ (pre, post axial) in position to the _______ axis | Pre axial, vertebral column |
Created by:
Jtanko23
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