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Terms in this set (47)
What are three things the circulatory system moves through the body?
the heart to the lungs
A pulmonary artery carries blood from...
When you hearts and breathing speed up or slow down, your body is trying to ...
What type of blood vessels carry blood away from the heart?
- walls are a single layer of cells
- carry blood between arteries and veins
What is the structure and location of capillaries?
What is the largest artery in the body?
How many chambers are there in a human heart?
What are three organs that blood travels through?
red blood cells
What type of blood cells contain hemoglobin, which carry oxygen to all the cells in your body?
white blood cells
What type of blood cell destroys invading organisms or germs such as viruses,
bacteria, fungi, and parasites?
What is the liquid part of blood that carries nutrients, cell wastes, and all of the other
types of cells that make up blood? (it is made up of 55% of blood, and 90-95% water)
What is the blood disorder in which the victim lacks enough red blood cells, therefore
causing the person to be 'oxygen deficient'. It results in fatigue.
What is a cancer of the blood, whereby too many white blood cells are being created,
lessening the number of red blood cells in the blood.
contracts and flattens
What does the diaphragm do when we inhale (breathe in)?
What is the name of the muscular flap that prevents food from going into the lungs?
The trachea branches into the ___________.
Which part of the respiratory system consists of air sacs with capillaries. This is where
gas exchange takes place between air in the lungs and the blood?
What is one of the major symptoms of asthma?
What 'disease-fighting' system is the lymphatic system a part of?
pumped by the heart
How does lymph move through the body?
What do the lymphocytes (white blood cells) do to help us?
you are fighting an infection
What happens when your tonsils/lymph nodes swells up?
transmit nerve impulses
respond to stimuli
What are three functions of the nervous system?
Which part of this neuron receives messages?
Which type of neuron relays signals from the central nervous system to the muscles?
central and peripheral
What are the two systems that make up the nervous system?
What are the the three primary types neurons (nerve cells) called?
The endocrine system uses what kind of chemicals secreted into the bloodstream
from glands, which help to control and coordinate the body?
Which gland is the master gland in the system, under the
control of the hypothalamus?
What gland is located in the neck, and secretes hormones which regulate metabolism,
body temperature, and weight?
What glands sit on top of the kidneys, and produce the hormone adrenaline?
Which hormone injections are used to treat diabetes?
The process of maintaining internal conditions?
Stem cells start to ______ and develop different structure and functions.
Which part of a negative feedback loop detects changing conditions?
positive feedback loop
What type of feedback loop occurs in nature when the product of a reaction leads to an INCREASE in that reaction.
Target cells for a given hormone have the correct _____.
An electrical impulse moving down an axon is called a(n) ____.
respond to stimuli
Both the nervous and the endocrine systems allow you to ______.
they are dissolved by mucus
What happens to impulses generated by chemoreceptors in the nose and the
central nervous system
Your brain and spinal cord make up the _____.
force against the wall of an artery
Blood pressure is a measurement of ....
Which of the following causes pathogens to clump together, making them easier
Immunity provided by a vaccine is a type of immunity called ________.
What is the term for a substance that contains antigens and produces immunity in
A disease that is caused by the inability of the immune system to distinguish
between healthy and unhealthy cells is called a(n) _____.
HIV targets your ___________.