Anatomy Lab #3

Apex of Heart

Feature- Point at bottom

Base of Heart

Feature- Middle part below tubes

Right Atrium of the Heart

Chamber- Pinches R side

Right Auricle of the Heart

Structure- Piece above R atrium

Left Atrium of the Heart

Chamber- Pinches L side

Left Auricle of the Heart

Structure- Piece above L atrium

Right Ventricle

Chamber- Very bottom R side

Left Ventricle

Chamber- Very bottom L side

Anterior Surface of the Heart

Region- Place hand in front

Diaphragmatic Surface of the Heart

Region- Bottom, wave hand under

Right and Left Pulmonary Surfaces

Regions- R/L waves hand on side

Right Boarder of the Heart

Boundary- R flat side

Left Boarder of the Heart

Boundary- L side with apex

Inferior Boarder of the Heart

Boundary- under

Superior Boarder of the Heart

Boundary- above

Coronary Sulcus

Depression- probe in side, btw tubes and heart

Anterior Interventricular Sulcus

Depression- Ant side on bottom with ventricles

Posterior Interventricular Sulcus

Depression- post side

Aorta

Structure- Reindeer, big one on top

Ascending Aorta

Portion- bottom part of aorta

Arch of Aorta

Portion- curve on top of aorta

Pulmonary Trunk

Collective Structure- 2 under aorta

Left and Right Pulmonary Arteries

Structure- Post side, My L and R

Ligamentum Arteriosum

Feature on ‘yellow heart’- Webbing

Superior Vena Cava

Structure- Probe down- top

Inferior Vena Cava

Structure- Probe down- bottom

Pulmonary Veins

Collective Structure- Drain into L atrium

Left Superior Pulmonary Vein

Structure- Upper pink, L top

Left Inferior Pulmonary Vein

Structure- Lower green, L bottom

Right Superior Pulmonary Vein

Structure- Upper pink, R top

Right Inferior Pulmonary Vein

Structure- Lower green, R bottom

Right Coronary Artery

Structure- Lift up R auricle

Right Marginal Artery

Structure- String part

Posterior Interventricular Artery

Structure- Post side, small in sulcus

Left Coronary Artery

Structure- Lift L auricle

Anterior Interventricular Artery

Structure- Ant side- long piece in sulcus

Circumflex Artery

Structure- Ramen noodle on L side

Coronary Sinus

Space on ‘yellow heart’- Post side, hole inside crack

Great Cardiac Vein

Structure on ‘yellow heart’- Under L auricle, loops to back

Middle Cardiac Vein

Structure on ‘yellow heart’- Post side, will hold string out

Small Cardiac Vein

Structure on ‘yellow heart’- Hole behind coronary sulcus, above cardiac vein

Fibrous Pericardium

Covering on ‘big heart’- very top

Serous Pericardium

Collective Structure on ‘big heart’- Flips open- all of it

Parietal Layer of Serous Pericardium

Feature on ‘big heart’- Back of flap, shiny

Visceral Layer of Serous Pericardium

Feature on ‘big heart’- Piece directly on heart

Pericardial Cavity

Space on ‘big heart’- Stick probe in covering

Endocardium

Layer on ‘little piece’- inner most

Myocardium

Layer on ‘little piece’- Thick part, middle

Epicardium

Layer on ‘little piece’- Outer layer

Interatrial Septum

Structure on ‘B.H’- pinch top of heart

Fossa Ovalis

Depression on ‘B.H’- Lighter color in atrium

Right Atrium

Chamber on ‘B.H’- R side

Right Auricle

Feature on ‘B.H’- part covering R atrium, flap

Pectinate Muscle

Structure on B.H- opens R atrium, webby part on flap

Sinus Venarum

Surface on B.H- Smooth center of Pectinate M.

Opening of the Superior Vena Cava

Space on E.H- Probe down smaller tube

Opening of the Inferior Vena Cava

Space on E.H- Probe up

Opening of the Coronary Sinus

Space on B.H- Just under fossa ovalis

Left Atrium

Chamber on B.H- L side, big hole

Left Auricle

Feature on B.H- Elf ear, nub on top of L atrium

Openings of the Pulmonary Veins

Collective Space- backpack straps- 2 probes inside post side

Interventricular Septum

Structure on B.H- Big wall btw ventricles

Muscular Part of the Interventricular Septum

Portion on B.H- Lower by apex, thicker

Membranous Part of Interventricular Septum

Portion on B.H- Above on top, thinner

Right Ventricle

Chamber on B.H- under flap on R side

Right Atrioventricular Orifice

Space on B.H- Sticks probe in, in atrium out ventricle

Right Atrioventricular Valve

Structure on B.H- same as R AV orifice but STRUCTURE

Papillary Muscles

Structure on B.H- top of carrot- strings in R ventricle

Tendinous Cords

Structure in B.H- Leaves of carrot- all strings off papillary muscles

Trabeculae Carnae

Structure on B.H- Inside flap of R ventricle

Conus Arteriosus

Narrowing on L.H- Post side in R Ventricle, L-shape

Opening of Pulmonary Trunk

Space on L.H- Large tube on side

Pulmonary Valve

Entire structure on L.H- Flaps inside pulmonary trunk

Semilunar cusps

Components on L.H- Individual flaps in pulmonary trunk

Left Ventricle

Chamber on E.H- Big hole, bottom

Left Atrioventricular Orifice

Space on E.H- probe inside, L atrium to L ventricle

Left Atrioventricular valve

Structure on E.H- Flap w/in AV orifice

Aortic Vestibule

Narrowing on L.H- Bridge-like, lighter before aorta

Opening of ascending aorta

Space on L.H- Thru vessel on top- probe in

Aortic Valve

Entire Structure on L.H- All flaps

Semilunar Cusps

Components on L.H- Individual flaps