Quiz 1 Biology

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Which blood vessels carry oxygenated blood?

-all veins entering the left atrium -left pulmonary veins -right pulmonary veins

Acceptable blood pressure for a human being is under ________.

120/80

The average heart rate value for a healthy adult is ________ beats/min.

70

The trachea divides into ______________ tubes.

Bronchiole

Which gas will be absorbed by the erythrocytes to the exclusion of oxygen?

CO

A major cause of emphysema as stated in the text is:

Cigarette smoking

All veins carry dark CO2 -rich blood.

False

External respiration includes expelling CO2 from cells in the body.

False

Food moves from the mouth to the stomach through a long tube called the trachea.

False

The diaphragm muscles must contract in order to force air out of the lungs (exhale).

False

The lungs contain elastic muscle tissue to permit inhalation.

False

Hypertension is a condition involving:

High blood pressure within the arteries of the body

Which organ produces bile?

Liver

A, B, AB, and O blood groups are distinguished by:

Proteins on the erythrocytes

Antibodies are:

Protiens

The purpose of the left ventricles is to:

Pump blood to the upper and lower body

The function of the nephron is to:

Reabsorb water from the feces within the rectum.

The breakdown of food into molecules small enough to enter the blood stream is primarily accomplished in the:

Small intestine

The exchange of gases for internal cellular respiration is accomplished by:

The circulation system

The waste product eliminated by the lungs is carbon dioxide.

True

What is found in the kidney pelvis?

Unfiltered blood


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