Chapter 10 & 12 Final Review
Which type of vessel is constructed only from tunica intima?
Capillaries
The innate (nonspecific) defense system and adaptive (specific) defense system make up the immune system.
False
The two main structures of the lymphatic system are the lymphatic vessels and the blood vessels.
False
All lymph rejoins the bloodstream via the subclavian veins.
True
Capillaries are composed only of tunica intima.
True
Chemicals secreted by white blood cells and macrophages exposed to foreign substances that can increase body temperature are called pyrogens.
True
Exchanges between blood and tissue cells occur in capillary beds.
True
The path of blood flow within the systemic vascular system is ________.
arteries, arterioles, capillary beds, venules, veins
A(n) ________ is any substance capable of mobilizing our immune system and provoking an immune response.
antigen
The aorta is classified as one of these vessels
arteries
These vessels have thicker walls and a heavier tunica media
arteries
Nutrient and gas exchange occur in these vessels
capillaries
Venules drain these tiny beds of vessels
capillaries
Harmful or disease-causing microorganisms from which nonspecific defenses protect the body are called ________.
pathogens
Veins ________.
prevent the backflow of blood
The ________ duct drains lymph from the right arm and the right side of the head and thorax.
right lymphatic
The correct sequence of layers of a typical blood vessel, from superficial to deep, are ________.
tunica externa, tunica media, tunica intima
Blood pressure in these vessels is low or even negative
veins
Some of these larger vessels have valves to prevent backflow
veins
These vessels have thinner walls and transport oxygen-poor blood
veins
Excess accumulation of fluid, which impairs the exchange of materials within the tissues, is called ________.
edema