Chapter 16-17 Review Flashcards
Which blood vessels connect the two sides of the vascular system?
capillaries
arterial walls are __ than venous walls because they are subject to greater __
thicker, pressure/stronger, force
what are the 3 lines of immunity defenses in order from first line to the third line
external barriers, such as the skin & mucous membranes; nonspecific immunity; specific immunity
B cells & T cells are created in the __
bone marrow
a clear colorless fluid similar to plasma but with a lower protein content
lymph
enlargement of one or more lymph nodes is called __
lymphadenopathy
site of maturation & storage for T cells
thymus
phagocytize bacteria & foreign material
macrophages
a narrow pouch that projects off the lower end of the intestines that is densely populated with lymphocytes & may serve as a reservoir for beneficial gut bacteria
appendix
mass of lymphoid tissue found in the back of the throat
tonsils
__ carry blood away from the heart, while __ return blood from the heart
arteries, veins
pressure within the arteries when the ventricles contract
systolic pressure
an increase in the diameter of a vessel
vasodilation
pressure within the arteries when the ventricles relax
diastolic pressure
weakened area of the arterial wall that bulges
aneurysm
blood pressure greater than 140mm Hg/90mm Hg
hypertension
reduction in the diameter of a vessel
vasoconstriction
the body’s biggest vein
vena cava
site of oxygen exchange in the tissues
capillaries
excess of fluid in the tissues
edema
blood vessels that carry oxygenated blood away from the heart
arteries
blood vessels that carry deoxygenated blood
veins
4 classic signs of inflammation
heat; swelling; pain; redness
a build up of plaque in the arterial walls
atherosclerosis
circulation of blood through the body
systemic circulation
connect the smallest arteries to the smallest veins
capillaries
normal BP
less than 120/80
the only vein that carries oxygenated blood in the body
pulmonary vein
circulation of blood through the lungs
pulmonary circulation
sphygmomanometer
dial on a BP cuff
most common site to check a pulse
radial artery
cardiac output
HR x HV (70mL)
a tetanus shot creates what kind of immunity
artificial active
a severe immediate allergic reaction that affects the whole body is called __
anaphylaxis
what kind of immunity is passed from a mother to her child through breast milk?
natural passive
