Lymphatic & Cardiovascular Test (retake practice)

Front

What is the primary site of blood cell production in the human body?

Back

Bone marrow.

Front

What is an echocardiogram?

Back

An echocardiogram uses ultrasound/sound waves to visualize internal cardiac structures.

Front

Where does the electrical conduction in the heart begin?

Back

Sinoatrial node.

Front

What does a Holter monitor record?

Back

Heart rhythms.

Front

What is cyanosis?

Back

Cyanosis is a bluish or purplish discoloration of the skin due to decreased circulation of oxygen-rich blood.

Front

What is the function of the lymphatic system?

Back

The lymphatic system helps maintain fluid balance, absorbs fats from the digestive system, and plays a role in immune function.

Front

What are the main components of the cardiovascular system?

Back

The main components are the heart, blood vessels, and blood.

Front

What is the role of the sinoatrial node?

Back

The sinoatrial node acts as the natural pacemaker of the heart, initiating the electrical impulses that regulate heartbeats.

Front

What is the difference between arteries and veins?

Back

Arteries carry oxygen-rich blood away from the heart, while veins carry oxygen-poor blood back to the heart.

Front

What is hypertension?

Back

Hypertension is a condition characterized by consistently high blood pressure.