Medical Quiz

Circulatory & Respiratory Quiz


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the tubes that go from the trachea into the lungs
A. alveoli
B. diaphragm
C. epiglottis
D. bronchial tubes


The relaxing/filling stage of the cardiac cycle?

A. Systole

B. Diastole


Blood vessels with a thick lumen and valves to prevent back flow

A. arteries

B. veins

C. capillaries


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


Type of device that measures the electrical currents created by the SA and AV nodes?
   
A.     AED
   
B.     MRI
   
C.     ECG
   
D.     CAT Scan


Two thin membranes surround the lungs. What are these membranes called?

A. pericardial membranes

B. pleural membranes

C. meninges

D. cilia

E. capsules


Which of the following bring blood into the right atrium

A. aorta

B. pulmonary artery

C. pulmonary veins

D. vena cava

E. brachiocephalic artery


Thin-walled vessels that allow for the exchange of O2 , CO2, nutrients and wastes between blood cells or air sacs in the lungs
A. Arteries
B. Veins
C. Capillaries


Which is the correct definition of the Circulatory system?
A. The system fights disease so the body stays healthy.
B. The system that circulates blood and oxygen through the body, consisting of the heart,blood vessels,and blood.
C. Breaks down food into smaller pieces and absorbs those nutrients into the body.
D. Provides shape and structure for the body.


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 is a correct match?

A. superior vena cava; oxygenated blood

B. pulmonary vein; oxygenated blood

C. pulmonary artery; oxygenated blood

D. inferior vena cava; oxygenated blood

E. aorta; deoxygenated blood


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


Where does blood rich in oxygen go?

A. Body cells

B. The lungs


Which of the following is required from a terrestrial mammals respiratory system?

A. thin permeable membrane

B. large surface area

C. moist membranes for gas exchange

D. good supply of blood

E. all of these


PLATELETS ARE CELL FRAGMENT THAT 
A. HELP YOUR BLOOD CLOT
B. CARRY OXYGEN IN THE BLOOD
C. FIGHT INFECTION
D. EXCHANGES GASES IN THE LUNGS


Name part A.
   
A.     Pulmonary artery
   
B.     Pulmonary vein
   
C.     Superior vena cava
   
D.     Aorta


Type of circulation that refers to the blood flowing through the entire body?

A. Systemic circulation

B. Renal circulation

C. Portal circulation

D. Pulmonary circulation


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


The “lub,” or first heart sound , is produced by the closing of

A. the aortic semilunar valve

B. the pulmonary semilunar valve

C. the tricuspid valve

D. the bicuspid valve

E. both AV valves


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 is NOT a function of the circulatory system?
A. deliver O2 and nutrients to cells
B. remove CO2 and wastes from cells
C. break down carbohydrates into glucose
D. transport other materials through body


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


Mammals have a _____________ chambered heart. The top two chambers are called ________________.

A. 3; atria

B. 4; atria

C. 4; ventricles

D. 3; ventricles

E. none of these


A heart attack will result from the lack of nutrients and oxygen of the heart muscles due to blockage by atherosclerosis of the

A. pulmonary arteries

B. coronary arteries

C. carotid arteries

D. vena cava

E. septum


Blood is a type of

A. connective tissue

B. epithelial tissue

C. vascular tissue

D. muscular tissue

E. soft tissue




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