Pre-Dissection Drawing Activity

Pre-Dissection Drawing Activity

Pathway of Blood Through Heart

Supplies:Supplies:

3 sheets paper pencil 3 fine tip colored markers (blue, red,

green) Optional: highlighter (pink or

orange)

The heart is a double pump.The heart is a double pump.

Right Right Heart Heart PumpPump

Left Heart Pump

The heart is a double pump.The heart is a double pump.

Right Right Heart Heart PumpPump

Left Left Heart Heart PumpPump

The right heart pumps venous (deoxygenated) blood.

The right heart pumps venous (deoxygenated) blood.

Right Right Heart Heart PumpPump

The left heart pumps arterial (oxygenated) blood.

The left heart pumps arterial (oxygenated) blood.

Left Left Heart Heart PumpPump

Drawing the right heart.Drawing the right heart.

Rig

ht

heart

Step 1: Draw outline of heart.Step 1: Draw outline of heart.

Rt. side Lf. side

apex

Step 2: Draw myocardium & septum. Identify chambers.Step 2: Draw myocardium & septum. Identify chambers.

Rt. side Lf. side

apexseptummyocardium

RA

RV

LA

LV

Step 3: Draw both superior & inferior vena cavae

Step 3: Draw both superior & inferior vena cavae

apex

Rt. side Lf. side

superior vena cava

inferior vena cava

septum

LARA

RV LV

Step 4: Draw tricuspid valve.Step 4: Draw tricuspid valve.

superior vena cava

Rt. side Lf. side

inferior vena cava

apexseptum

tricuspid valve

LVRV

RALA

Step 5: Draw pulmonary artery.

Step 5: Draw pulmonary artery.

Rt. side Lf. side

superior vena cava

tricuspid valve

inferior vena cava

septumapex

LVRV

RALA

pulmonary artery

Step 6: Draw pulmonary valve.

Step 6: Draw pulmonary valve.

LVRV

RALA

superior vena cava

Rt. side Lf. side

pulmonary artery

tricuspid valve

inferior vena cava

septumapex

pulmonary valve

Step 7: Outline great vessels & chambers with blue marker.Step 7: Outline great vessels & chambers with blue marker.

LVRV

RALA

superior vena cava

Rt. side Lf. sidepulmonary

artery

tricuspid valve

inferior vena cava

septumapex

pulmonary valve

Step 8: Outline valves in green. Color septum & myocardium in pink.Step 8: Outline valves in green.

Color septum & myocardium in pink.

RV

RALA

LV

superior vena cava

Rt. side Lf. side

pulmonary artery

tricuspid valve

inferior vena cava

septum apex

pulmonary valve

Step 9: Indicate pathway of blood through right heart with arrows.

Step 9: Indicate pathway of blood through right heart with arrows.

RV

RALA

LV

superior vena cava

Rt. side Lf. side

pulmonary artery

tricuspid valve

inferior vena cava

septum apex

pulmonary valve

Drawing the left heart.Drawing the left heart.

Left

heart

Step 1: Draw outline of heart.Step 1: Draw outline of heart.

Rt. side Lf. side

apex

Step 2: Draw the myocardium and septum

Step 2: Draw the myocardium and septum

Rt. side Lf. side

apexseptummyocardium

RA

RV

LA

LV

Step 3: Draw mitral valve.Step 3: Draw mitral valve.

Rt. side Lf. side

myocardium

septumapex

RA

LA

RVLV

mitral valve

Step 4: Draw aorta.Step 4: Draw aorta.

RALA

LVRV

Rt. side Lf. side

myocardium

septum apex

mitral valve

aorta

Step 5: Draw aortic valve.Step 5: Draw aortic valve.

RALA

LVRV

Rt. side Lf. side

myocardium

septum apex

mitral valve

aorta

aortic valve

Step 6: Draw pulmonary veins.

Step 6: Draw pulmonary veins.

Rt. side Lf. sideaorta

LA

RA

RVLVmyocardium

septum

aortic valve

mitral valve

apex

pulmonary veins

pulmonary veins

Step 7: Outline great vessels & chambers with red marker.Step 7: Outline great vessels & chambers with red marker.

Rt. side Lf. side

aortapulmonary veins

pulmonary veins

aortic valve

myocardium

septum apex

mitral valve

LA

LV

RA

RV

Step 7: Outline valves in green. Color septum & myocardium in pink.

Step 7: Outline valves in green. Color septum & myocardium in pink.

aorta

Rt. side Lf. side

pulmonary veins

pulmonary veins

aortic valve

myocardium

septum apex

mitral valve

LA

RA

RVLV

Step 7: Indicate pathway of blood through left heart with arrows.

Step 7: Indicate pathway of blood through left heart with arrows.

aorta

Rt. side Lf. side

pulmonary veins

pulmonary veins

aortic valve

myocardium

septum apex

mitral valve

LA

RA

RV LV

Final Step: Draw entire heart.Final Step: Draw entire heart.

Cool “Heart Sites”Cool “Heart Sites”NOVA-Cut to the Heart: http://www.pbs.org/wgbh/nova/heart/heartmap.html

Go With the Flow (Awesome site that includes lesson plans)http://www.smm.org/heart/lessons/lesson6.thm

Virtual Hospital’s Cardiac Catheterization: Introductionhttp://www.vh.org/Patients/IHB/IntMed/Cardio/Cath/Info.html