Quiz 1 Biology
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