Human Anatomy and Physiology
Cardiovascular System Test Review7
What are the 3 main parts of the cardiovascular system? - ANSWERSheart, blood, and blood
vessels
What do arteries do? - ANSWERSTake blood away from the heart
In the artery what is the first and outside layer, made up of connective tissue, called? -
ANSWERSTunica Externa
In the artery what is the second and middle layer, made up of smooth muscle, called? -
ANSWERSTunica Media
In the artery what is the third and inner layer, made up of endothelial cells, called? -
ANSWERSTunica Intima
What do veins do? - ANSWERSBring blood to the heart
What is the function of the capillaries? - ANSWERSExchange materials between the blood and
the body's cells
How big are capillaries? - ANSWERSMicroscopic in size
What is the location of the heart? - ANSWERSCavity between the lungs, 2/3 left of midsagittal
, What is the size of the heart? - ANSWERSRoughly the size of a fist
Pericardium - ANSWERSOuter membrane of the heart
Parietal pericardium - ANSWERSExternal (outer) layer of the heart
Visceral pericardium (epicardium) - ANSWERSPart of the heart wall
Functions of the pericardium and its 2 layers. - ANSWERSProtection (physical barrier), anchors
heart to other structures, and provides lubrication to reduce friction.
1st layer of the heart (outer portion) - ANSWERSEpicardium
2nd layer of the heart (middle layer that consists of twisted cardiac muscle) -
ANSWERSMyocardium (layer that actually contracts)
3rd layer of the heart (inner layer made of epithelial tissue) - ANSWERSEndocardium
What is the Atrium divided by? - ANSWERSInteratrial Septum
What is the function of the Atria? - ANSWERSReceives blood from veins
What is the function of the Right Atria? - ANSWERSReceives blood from superior and inferior
vena cava
What is the function of the Left Atria? - ANSWERSReceives blood from pulmonary veins
Cardiovascular System Test Review7
What are the 3 main parts of the cardiovascular system? - ANSWERSheart, blood, and blood
vessels
What do arteries do? - ANSWERSTake blood away from the heart
In the artery what is the first and outside layer, made up of connective tissue, called? -
ANSWERSTunica Externa
In the artery what is the second and middle layer, made up of smooth muscle, called? -
ANSWERSTunica Media
In the artery what is the third and inner layer, made up of endothelial cells, called? -
ANSWERSTunica Intima
What do veins do? - ANSWERSBring blood to the heart
What is the function of the capillaries? - ANSWERSExchange materials between the blood and
the body's cells
How big are capillaries? - ANSWERSMicroscopic in size
What is the location of the heart? - ANSWERSCavity between the lungs, 2/3 left of midsagittal
, What is the size of the heart? - ANSWERSRoughly the size of a fist
Pericardium - ANSWERSOuter membrane of the heart
Parietal pericardium - ANSWERSExternal (outer) layer of the heart
Visceral pericardium (epicardium) - ANSWERSPart of the heart wall
Functions of the pericardium and its 2 layers. - ANSWERSProtection (physical barrier), anchors
heart to other structures, and provides lubrication to reduce friction.
1st layer of the heart (outer portion) - ANSWERSEpicardium
2nd layer of the heart (middle layer that consists of twisted cardiac muscle) -
ANSWERSMyocardium (layer that actually contracts)
3rd layer of the heart (inner layer made of epithelial tissue) - ANSWERSEndocardium
What is the Atrium divided by? - ANSWERSInteratrial Septum
What is the function of the Atria? - ANSWERSReceives blood from veins
What is the function of the Right Atria? - ANSWERSReceives blood from superior and inferior
vena cava
What is the function of the Left Atria? - ANSWERSReceives blood from pulmonary veins
