Anatomy & Physiology WS 27

Front

What is the primary function of veins?

Back

Their primary function is to return blood to the heart

Front

Bradycardia

Back

A heart rate below 60 beats/minute

Front

Tachycardia in the context of a high heart rate during a marathon

Back

A heart rate above 100 beats/minute

Front

What is the pulse a measure of?

Back

A measure of how fast your heart is beating

Front

What describes the function of blood flow?

Back

The amount of blood that flows through the cardiovascular system in a given time period

Front

What happens to venules as they move away from capillaries?

Back

Merge as they get farther away from the capillaries, eventually forming veins

Front

Capillaries are the ____________________ blood vessels.

Back

smallest

Front

The ________ of a capillary is so narrow that red blood cells must pass through single file.

Back

diameter

Front

In the human circulatory system, many veins from areas below the heart have small folds of the tunica intima that form ________________.

Back

valves

Front

During a first aid class, Sophia learned to check the pulse by feeling the ____________________ artery in the neck.

Back

carotid