Lab Handout 14: Cardiovascular System

Any vessel moving towards the heart is a _____.

Vein

The only oxygen-rich vein is the _____, which will look _____ on models.

Pulmonary vein; red

Any vessel moving away from the heart is an _____.

Artery

The only oxygen-poor artery is the _____, which will appear _____ on the models.

Pulmonary artery; blue

The pulmonary circulation moves oxygen-_____ blood towards the _____.

Poor; lungs

The systemic circulation moves oxygen-_____ blood towards the _____.

Rich; body

The _____ myocardium should be thicker than the _____ myocardium, which should help you distinguish between left and right on the heart.

Left; righ

The apex refers to the _____ of the heart and will be found more _____.

Tip; inferior

The base refers to the _____ of the heart and will be found more _____.

Top; superior

The pulmonary trunk is generally the most _____ vessel.

Anterior

The _____ and _____ will be found close together on the sheep heart.

Superior vena cava; inferior vena cava

The coronary sulcus contains the _____ (vein) and _____ (artery).

Coronary sinus; circumflex artery

The anterior interventricular sulcus contains the _____ (vein) and _____ (artery).

Great cardiac vein; anterior interventricular artery

The posterior interventricular sulcus contains the _____ (vein) and _____ (artery).

Middle cardiac vein; posterior interventricular artery

The _____ is a cloud-like structure covering the _____ (chamber).

Auricle; atria

The ligamentum arteriosum is found between the _____ and _____.

Pulmonary trunk; aorta

The endocardium is found _____.

Inside the heart chambers

The myocardium is found _____.

Inside the heart but outside the chambers

The epicardium is found _____.

Outside the heart

The three formed elements of blood are _____, _____, and _____.

Erythrocytes; leukocytes; platelets

The two sub-categories of leukocytes are _____ and _____.

Granulocytes; agranulocytes

The three types of granulocytes are _____, _____, and _____.

Neutrophils; eosinophils; basophils

Neutrophils will have a _____.

Nucleus with three lobes

Eosinophiles will have _____ granules and a _____.

Red; nucleus with two lobes

Basophils will have _____ granules and a _____.

Blue/black; nucleus that may not be visible

The two types of agranulocytes are _____ and _____.

Monocytes; lymphocytes

Monocytes are _____ than lymphocytes.

Larger

Platelets are shaped like _____.

Stars