Chapter 15 Part 1

What are the main components of the cardiovascular system?

• Heart and lungs

• Heart and blood vessels

• Lungs and blood vessels

• Brain and heart

What is the primary function of the heart in the cardiovascular system?

• To store blood

• To filter blood

• To generate force to transport respiratory gases, nutrients, and wastes

• To produce blood cells

Which type of blood vessel transports blood away from the heart?

• Veins

• Capillaries

• Arteries

• Lymph vessels

What is the role of capillaries in the cardiovascular system?

• Transport blood away from the heart

• Transport blood toward the heart

• Transport blood between arteries and veins, and perform nutrient, gas, and waste exchange

• Store blood

Which circuit carries oxygen-poor blood from the heart to the lungs?

• Systemic circuit

• Pulmonary circuit

• Coronary circuit

• Lymphatic circuit

What is the primary function of the systemic circuit?

• To carry oxygen-poor blood to the lungs

• To transport oxygen-rich blood and nutrients to body cells

• To remove carbon dioxide from the lungs

• To circulate lymph throughout the body

Which side of the heart pumps blood to the pulmonary circuit?

• Left side

• Right side

• Top side

• Bottom side

Where does the blood return after being pumped through the systemic circuit?

• Left side of the heart

• Right side of the heart

• Lungs

• Brain

What is the average size of the heart?

• 10 cm long, 5 cm wide

• 14 cm long, 9 cm wide

• 20 cm long, 15 cm wide

• 8 cm long, 6 cm wide

Where is the heart located?

• In the abdominal cavity

• In the cranial cavity

• In the thoracic cavity

• In the pelvic cavity