Circulatory System

Front

The heart is lined with 3 layers-endocardium, myocardium and pericardium

Back

true

Front

The sound the heart makes is "dub-dub"?

Back

false

Front

The heart is the size of an adult foot?

Back

false

Front

The average adult heart rate is between 60-80 beats per minute.

Back

true

Front

There are 2 main circulatory systems in the body called the cardiovascular and lymphatic

Back

true

Front

The largest blood vessels are capillaries.

Back

false

Front

A major function of the lymphatic system is to:

Back

fight infection

Front

What is the major function of RBCs (red blood cells)?

Back

transport oxygen

Front

Heart attacks are the result of: blocked coronary arteries

Back

blocked coronary arteries

Front

In which body system are red blood cells (RBC) manufactured? Options: circulatory, endocrine, reproductive, skeletal

Back

skeletal