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NWHSU Anatomy2-quiz1


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 mm. of the right ventricle septal, anterior, posterior papillary mm
left ventricle of the heart is responsible for this type of ciruclation systemic
valve that guards the exit of the right ventricle pulmonary
Give the composition of the parietal pericardium fibrous outer layer serous inner layer
Upper smooth area of hte right ventricle that guides blood to a great artery(pulmonary trunk) conus arteriosus
muscles lining auricles only or 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 moderator band or septomarginal traeculae
Part of the conduction system known as hte 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 Nenarum minimarum
Most posteriorly located chamber of the heart left atrium
besides the inferior and superior vena cava, name two tributaries of the right atrium cornonary sinus, anterior cardiac vv. venarum minimarum
the apex of the heart points anteriorly, inferiorly, 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 that the Right ventricle is 1/3 as thick as left
ridge like mm located in ventricles trabeculae carnae
companinon vessel of the anterior interventricular a. great cardiac v.
also known as mitral valve bicuspid valve
physiologically how does blood enter the coronary arteries recoil of aorta
The AV node is located in the ___ septum near the ostium of the _____ interatrial, coronary sinus
name hte 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 hte coronary arteries begin sinus of aortic valve
portion of the conduction system located in the wall of the right atrium near the SVC SA node
___portion of the conduction system of the heart innervated 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; prevents eversion of the cusps into the atria chordae tendineae
right ventricle of the heart is responsible for this type of circulation pulmonary
sternal angle marks the A. appropriate level of tracheal bifurcation B. junction of ascending and arch portions of aorta C. junction of descending and arch portions of aorta D. level of disk between t4/5 A,B,C,d
structurally define the following borders of hte superior mediastinum A upper B. lateral a. plane of 1st rib b. pleura
during their course the phrenic nn. pass downward__to the roots of hte lungs and onto the surface of the ___ before entering the diaphragm anterior, pericardial sac
the right poumonary a. runs __ to hte ___ part of the aorta posterior, ascending
specific artery that supplies the upper surface of the respiratory diaphragm superior phrenic a.
using anatomical landmarks define the lower border of the superior mediastinum horizontal line through the angle of hte sternum, passing through the T4/5 disc space
vein that drains the upper 2,3,4 intercostal spaces highest intercostal
besides the right ascending lumbar v, a branch of the IVC, and the right posterior intercostals vv. name 4 tributaries that noramlly drain into hte azygos vein right highest intercostal v. hemiazygos v, accessory hemiazygos v, right bonchial v
besides hemiazygos and posterior intercostsals give two tributaries to the azygos vein rt. subcostal v. rt. highest intercostal v, accesory hemazygos
the left pulmonary artery runs___ to hte ___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 ateriosus 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 hemiazygos vein (do NOT list the ascending lumbar or the branch from the left renal vein) L. subcostal v., caudal 3-4 left posterior intercostal v., some esophageal and mediastinal vv., left bronchial vv. (sometimes)
The ligamentum arteriosum connects what two vessels? Left pulmonary a. and arch of aorta
Name the tributary to the left brachiocephalic v. whose right counterpart is NOT a tributary to the right brachiocephalic v. Left highest (superior) posterior intercostal
During its course the pulmonary trunk passes first ________ (anterior, posterior, left, right ) to/of the ascending aorta, then immediately __________ ( anterior, posterior, left, right ) to/of it anterior, left
The azygos vein runs superiorly (anterior to lumbar and thoracic vertebrae), then ARCHES OVER the _____________ (from posterior to anterior ) to empty into the _____________. root of right lung superior vena cava
Besides the posterior intercostals, name two PARIETAL branches of the descending thoracic aorta subcostal a, superior phrenic a. posterior intercostal aa.
specifically where are the maculae located walls of the saccula
triangular space at 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 chambler. pupil. anterior chamber. ?. scleral venous sinus ciliary body, trabeculae
small reddish conical body of skin containing sebacceous and sweat glands produces a whiteish 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 drains aqueous humor from the anterior chamber of the eye trabeculae
name the abductor of the eye superior and inferior oblique lateral rectus
small openings into superior and inferior lacrimal canaliculi superior and inferior lacrimal puncta
Named branch of CN 7 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 production of the external ear located anterior to the concha and over the orifice of the ext. acoustic meatus tragus
chamber of the chochlea 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 seperatored from the scala vestibule by the ___ and seperatred from the scala tympani by the __ vestibular membrane, basilar membrane
Created by: jmpeterson