chapter 14 study guide Flashcards
cells carry oxygen from the lungs to the rest of the body and transport carbon dioxide back to the lungs for removal.
RBCs
cells are part of the immune system and help defend the body against infections and foreign substances.
WBCs
play a crucial role in blood clotting. They help stop bleeding by forming clots at the site of an injury.
Platelets
liquid part of blood and makes up about 55% of total blood volume. I
plasma
gas exchange
in the lungs, oxygen travels from the alveoli to the surrounding capillaries
what do capillaries surround
alveoli in the lungs
what does the respiratory system remove from the body
co2 and water
when lymph nodes fight infection what can happen
they can get bigger, feel tender, and might even hurt a little.
blood O can get blood from who?
only type O
what cell is in the most amount of blood
RBCs
as pressure does away from the heart what happens
it decreases
what chamber pumps blood to the lungs
the right ventricle
upper chambers?
atruims
c.v is made up of what
hear, blood vessels and blood
when the tubes that carry air to your lungs get swollen and irritated, often due to a cold or irritants like smoke. It can cause coughing with mucus and sometimes fever or chest discomfort
bronchitis
what causes bronchitis
viruses like the common cold or flu, as well as by irritants like cigarette smoke or pollution.
Atherosclerosis can lead to
heart disease, stroke, circulation problems in the legs, and kidney disease.
known as high blood pressure, is a condition where the force of blood against the walls of arteries is consistently too high. This can lead to various health problems if not managed properly.
hypertension
voice box
Your vocal cords vibrate to make sound
what takes place in inhaling
diaphragm flattens/contracts, rib cage expands air comes in
tiny hairs that move mucus along
cilia
what becomes smaller and smaller as you go farther into the resp. system
airways
epiglottis
The epiglottis is like a tiny trapdoor in your throat that closes when you swallow, making sure food goes into your stomach and not your lungs.
cellular respiration
Cellular respiration is how cells make energy from oxygen and sugar inside tiny parts of the cell called mitochondria.
