Circulatory & Respiratory Quiz
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Blood vessels that are only one cell thick
A. arteries
B. veins
C. capillaries
The voice box is also known as the
A. pharynx
B. larynx
C. epiglottis
D. trachea
E. glottis
The relaxing/filling stage of the cardiac cycle?
A. Systole
B. Diastole
If the trachea and esophagus were completely separate in humans, which of the following would NOT be needed?
A. swallowing
B. a nose
C. an epiglottis
D. a diaphragm
E. all are correct
Which of the following initiate the blood clotting process?
A. red blood cells
B. plasma
C. white blood cells
D. platelets
E. all of these
Which of the following bring blood into the right atrium
A. aorta
B. pulmonary artery
C. pulmonary veins
D. vena cava
E. brachiocephalic artery
What causes the semilunar valves to open?
A. contraction of the ventricles
B. contraction of the atria
C. stimulation of the SA node
D. backflow of blood in the aorta and pulmonary artery during diastole
E. contraction of the cardiac muscle that makes up the valves
Blood vessels with a thick lumen and valves to prevent back flow
A. arteries
B. veins
C. capillaries
the tubes that go from the trachea into the lungs
A. alveoli
B. diaphragm
C. epiglottis
D. bronchial tubes
What is the term for the area at the back of the throat that is a common passageway for both food and air
A. larynx
B. pharynx
C. trachea
D. epiglottis
E. esphagus
The heart has ___ chambers.
A. 1
B. 2
C. 3
D. 4
Two muscular structures control air pressure inside the lungs. Changes in air pressure cause air to move into and out of the lungs. Inhalation is the result of
A. contraction of the diaphragm and pleural membranes
B. contraction of the diaphragm and intercostal muscles
C. relaxation of the diaphragm and intercostal muscles
D. relaxation of the diaphragm and intercostal muscles
E. none of these
a flap of tissue that closes when we eat so food doesn’t not go down the trachea
A. larynx
B. pharynx
C. trachea
D. epiglottis
Which of the following occurs during diastole?
A. The atria fill with blood
B. Blood flows into the ventricles
C. The elastic recoil of the arteries maintains blood pressure
D. The semilunar valves are closed but the AV valves are open
E. All of these things occur
Inhaled air passes through which of the following structures last?
A. bronchus
B. trachea
C. pharynx
D. bronchiole
E. larynx
