You are examining a casualty. He is perspiring heavily and complains of having a
headache. Which of the following is correct?
a. The heavy perspiration is a sign and the headache is a symptom.
b. The heavy perspiration is a symptom and the headache is a sign.
The heavy perspiration and the headache are both signs.
d. The heavy perspiration and the headache are both signs.
The blood performs what vital function(s)?
a. Transports oxygen from the lungs to the cells of the body.
b. Transports nutrients from the digestive system to the cells of the body.
Transports waste materials from the cells of the body to the lungs and
d. All of the above.
The chambers of the heart that pump blood into the arteries are the:
b. Pulmonary and aortic valves.
The small air sacs in which oxygen travels from inside the sac to the blood and
carbon dioxide travels from the blood to the inside sac are the: