cardiovascular system

Which of the following terms describes blood vessels that carry blood from the heart to the organs and tissues?

• veins

• capillaries

• arteries

• vena cava

How many chambers are the heart?

• 1

• 2

• 3

• 4

Hemoglobin, a protein found on red blood cells, helps the red blood cells to carry________

• carbon dioxide

• oxygen

• proteins

• hormones

Which blood pressure would be considered a "normal" blood pressure for an adult?

• 80/48

• 210/108

• 120/80

• 146/94

What is the term for an irregular heart rhythm?

• thrombosis

• arrhythmia

• atherosclerosis

• anemia

A red blood cell that transports oxygen and carbon dioxide to and from body tissues is called an

• leukocyte

• erythrocyte

• thrombocyte

• monocyte

How many valves are located within the heart?

• 2

• 4

• 6

• 8

The average heart rate for an adult is between __________beats per minute (BPM).

• 20-60

• 60-100

• 100-140

• 100-200

The cardiovascular system consist of the ______________, blood, and blood vessels.

• heart

• brain

• skin

• bones

Which of the following terms describes a condition characterized by a lower than normal level of red blood cells in the blood, or hemoglobin in the red blood cells?

• Anemia

• hemophilia

• leukemia

• thrombopenia