5 Written questions
5 Matching questions
- ligamentum arteriosum
- visceral layer (epicardium)
- papillary muscles
- a Which delivers blood, either oxygenated or not, to the heart; veins or arteries?
- b There are three layers of the heart. The external surface of the heart that the serous pericardium lies on. Actually, the serous pericardium is also included as part of this layer.
- c Fingerlike projections off the trabeculae carnae into the cavity. Their apexes have chordae tendinae that attach them to flaps of ventricles.
- d After birth, what does the DUCTUS ARTERIOSUS become?
- e What is the name of the area the heart is located in?
5 Multiple choice questions
- Muscles that make up the roughened wall of the right atrium.
- Depression that separates the atria from the ventricles.
- After birth, what does the FORAMEN OVALE become?
HINT: It closes.
- Gap junctions in cardiac muscle that allow ions to pass freely from cell to cell to allow a quick depolarization across the heart.
- Vessels that bring blood from the lungs into the left atrium.
5 True/False questions
atria → Chambers in the heart that receive blood (we mammals have 2 of these).
midline → Where is 2/3 of the heart located to the left of?
pulmonary circuit → What is the name of the CIRCUIT of the right side of the heart?
serous pericardium → What is the name of the outer fibrous layer of the pericardium? It is a loose fitting sac of dense irregular connective tissue around the heart.
trabeculae carneae → Valve between the atrium and ventricle,a lso known as the right atrio-ventricular valve, it has 3 flasks.