Medical Quiz

Circulatory & Respiratory Quiz


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

Blood vessels that are only one cell thick

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.

What do Red-Blood cells do?
A. Carry oxygen from the lungs to the body cells and transport carbon dioxide from the cells back to the lungs
B. keeps blood flowing in one direction to the heart and prevent blood from flowing backwards
C. Collects blood from the capillaries and drain it into the veins
D. Bring nutriients to the cells and carries away waste materials.

How is oxygen transported in the blood?

A. Hemoglobin in White Blood Cells

B. Dissolved in Plasma

C. Hemoglobin in Red Blood Cells

D. Bound to Platelets

What is breathed out from our mouth and nose?
A. carbon dioxide
B. oxygen
C. nitrogen
D. helium

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

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

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

How is carbon dioxide transported in the blood?

A. Dissolved in Plasma

B. Bound to Platelets

C. Hemoglobin in Red Blood Cells

D. Hemoglobin in White Blood Cells

After air moves through the pharynx it continues downward. The _____, or windpipe, directs the air into 2 separate branches or tubes.
A. mucus
B. trachea
C. larynx
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

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

A. arteries

B. veins

C. capillaries

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

The relaxing/filling stage of the cardiac cycle?

A. Systole

B. Diastole

Name part N.
A.     Right atrium
B.     left atrium
C.     right ventricle
D.     left ventricle

Where does blood rich in oxygen go?

A. Body cells

B. The lungs

What blood vessels bring blood to the lungs?

A. arteries

B. veins

C. capillaries

What is the function of the heart?
A. To pump blood around the body
B. To remove oxygen from the blood
C. To allow blood to flow through it 
D. To breath

The heart has ___ chambers.
A. 1
B. 2
C. 3
D. 4

a chamber behind the nose and mouth that leads to the trachea
A. pharynx
B. trachea
C. epiglottis
D. larynx

a process that allows the body to get oxygen to burn food for energy and gets rid of carbon dioxide
A. respiration
B. emphysema
C. inhaling
D. nasal passage

a dome shaped sheet of muscle, the _________, separates the chest from the abdomen
A. diaphragm
B. epiglottis
C. alveoli
D. bronchial tubes


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