Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

60 Cards in this Set

  • Front
  • Back
To carry needed substances to cells and to carry waste products away from the cells.
The function of the cardiovascular system.
a hollow, muscular organ that pumps blod throughout the body.
The uppers chambers of the heart, recieves blood.
Atria (2)
Lower chambers f the heart, pump blood out of the heart.
Ventricles (2)
The 4 Chambers:
Atria (2), Ventricles (2)
The pressre that is exerted by the blood against the walls of the blood vessels.
Blood pressure
The ressure that is exerted by the blood against the walls of the blood vessels.
blood pressure
Blood vessels that carry bood away from the heart.
The process by which molecuse move from an area in which they are highly concentrated to an area in which they are less concentrated.
A blood vessel that carries blood back to the heart.
The liquid part of the blood
A cell in the blood that takes up oxygen in the lungs and delivers it to cells elsewhere in the body.
Red Blood Cells
A blood cell that fights disease.
White Blood Cells
Cell fragments that play an important part in forming blood clots.
Are determined by marker molecules on your red blood cells. Yor plasma contains clumping proteins that recognize red blood cells with "foreign" markers and make thse cells clump together.
Blood Types
Has the A marker. Can recieve from A and O.
Type A blood
Has the B marker. Can receive from types B & O
Type B Blood
(universal recipient)- has the AB marker. Can receive from types A, B, AB, O.
Type AB Blood
(Universal donor) Has no marker. Can only receive from type O.
Type O Blood
The transference of blood from oner person to another.
Blood Transfusion
A condition in which an artery wall thickins as a resut of the buildup of fatty materials.
A condition in which blod flow to a part of the heart muscle is blocked, which causes heart cells to die.
Heart Attack
A disorder in which a person's blood pressure is consistently higher than normal.
A ballooting outward out of an artery. Can cause death to a person. Hypertension can lead to it.
What are 3 habits to maintin cardiovascular health?
exercise regulary-exercise strengthens your heart muscle and also helps prevent aterosclerosis.
eat a balance diet- low in sodium, cholestrol, and fat
Don't smoke-Smokers are more than 2 as likely to get heart attacks
A network of vein like vessels tat returns the fluid that leaks out of blood vessels to the bloodstream.
The Lymphatic System
The fluid that the lymphatic system collects and returns to the bloodstream.
A small knob of tissue in the lymphatic system that filters lymph.
Lymph Nodes
The process by which cells break down simple molecules to release the energy they contain.
what is the formula for energy releasing process?
Food + Oxygen -> ENERGY + (0 + H O)
2 2
Part of cells that line the nasal cavities and trachea witch has which are tiny hairlike extensions that can move togther like whips.
The throat, part of both repiratory and digestive systems
The windpipe, a passage through which air moves in the respirtory and digestive systems.
The passages that branch from the trachea and direct air to the lungs.
Main organs of the respiratory system, where gas exchange takes place.
Tiny (air sacs) of lung tissue specialized for the movement of gases between the air and the blook.
Alveoli (Each alveolus is surreounded by a network of capillaries)
A large done shaped muschle at the bottom of the lungs that plays an important role in breathing.
When you INHALE, the diaphragm is:
Moving downward and contracts
When you EXHALE, the diaphragm is:
Moving upward and relaxes
The voice box, located in the top part of the trachea, underneath the epiglottis.
Two of them, folds of connective tissue that produce your voice, stretch across the opening of the larynx
Vocal Cords
A flp of tissue that seals ff the windpipe (trachea) and prevents food from entering
Colorless, orderless gas in created when cigarettes are lit, is angerous to inhale because its molecules bind to hemoglobin in red blood cells and takes the place of oxygen. Produced when substances like tabacco are burned.
Carbon Monoxide
Physical and psychological depence on a substance, an intense NEED by the body.
An irritation of the breathing passages in which the small passages become narrower than normal and may be clogged with mucas.
Serious disease that destroys lung tissue and causes difficul breating
Emphysema ( People with emphysema do not get enough oxygen and can't get rid of carbon dioxide. Always out of breath)
Can be gotten from smoking, cancerous growths, or tumors, take away space in the lungs that could be used for gas exchange.
Lung Cancer
People involunarily inhale the smoke from other people's cigarettes, cigars, or pipes
Passive Smoking
(second handsmoke)
An instrument that measures blood pressure. Many contain a tube filled with mercry. Blood pressure is expressed i milimeters of mercury
What is a typical, healhy blood pressure for a young adult?
120/80 Contraction Pressure/ Relaxation Pressure
A flap of tissue that pprevents blood from flowing backward.
How does hypertension affect blood vessels?
The dissorder hypertension affects the blood vessels. If affects the blood vessels because hypertension makes the heart work harder. The heart works harder to push the blood through a narrower blood vessel. Pushing the blood against the walls with greater force.
Oxyen-rich blood enter the heart through the?
Left atrium
THe hearts upper chambers are called?
Platelets help the body to;
Control Bleeding
Cholesterol is fatlike substace associated with
atherosclerosis (clogging of the arteries)
An iron- containing protein that binds chemically to oxygen molecules and makes up most of a red blood cell. When this happens the red blood cells turn a bright red, wthought the oxgen red blod cells are darke red.
List the 4 components of blood;
2- Red Blood Cells
3- White Blood Cells
4- Platelets
Where does lymph come from?
Lymph comes from a fluid that leaks our of the capillaries and bathes the cells.
What is the largest artery called