Circulatory, Respiratory and Immune systems

Hemoglobin is an oxygen carrying molecule found in
1. red blood cells
2. white blood cells
3. plasma
4. lung tissue
Foreign bacteria, pollen grains and viruses can all elicit an immune response in humans. They must all contain
1. DNA
2. antibodies
3. antigens
4. cell membranes
Which of the following is not a component of blood plasma?
1. water
2. salts
3. red blood cells
4. proteins
A disease that has been eradicated as a result of world-wide vaccination is
1. measles
2. mumps
3. chicken pox
4. small pox
5. tuberculosis
Antibodies, like the structure above, are molecules composed of
1. carbohydrates
2. fats
3. proteins
4. simple sugars
Which of the following methods results in active acquired immunity?
1. injection of antibodies
2. vaccination
3. exposure to a pathogen
4. delivery of maternal antibodies through the umbilical cord
When carbon dioxide dissolves in the blood, it causes the blood to become more
1. acidic
2. basic
3. oxygenated
4. disease resistant
Which of the following methods results in passive acquired immunity?
1. injection of antibodies
2. vaccination
3. exposure to a pathogen
4. delivery of maternal antibodies through the umbilical cord
The structure shown above is found in the
1. lungs
2. liver
3. kidneys
4. thymus
The smallest blood vessels in the body are the
1. arteries
2. arterioles
3. veins
4. venules
5. capillaries
Gas 1 enters the blood faster than it leaves the blood. It is
1. nitrogen
2. oxygen
3. carbon dioxide
4. helium
Gas 2 leaves the blood faster than it enters the blood. It is
1. nitrogen
2. oxygen
3. carbon dioxide
4. helium
An artery is labeled
An arteriole is labeled
A venule is labeled
A vein is labeled
Immune B-cells are manufactured in the _____________ and T-cells are manufactured in the ________________.
1. bone / thyroid
2. bone / thymus
3. brain / thyroid
4. blood / bone
The blood vessel in which the gases are being exchanged above is
1. a vein
2. an artery
3. an arteriole
4. a venule
5. a capillary
The drastic decrease in childhood mortality that took place in the United States during the 20th century was primarily due to
1. improved childhood nutrition
2. vaccination
3. exercise
4. better doctors
Your instructor had chicken pox in the 8th grade. It is safe to say that
1. his vaccination didn't work
2. he can never get chicken pox again
3. he has B-cells that can make antibodies against chicken pox
4. his mother never had chicken pox