chap15 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?

• To store blood

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

• To filter blood

• 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 does the systemic circuit transport?

• Oxygen-poor blood to the lungs

• Oxygen-rich blood and nutrients to body cells

• Carbon dioxide to the heart

• Waste products to the lungs

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 to the systemic circuit?

• Left side of the heart

• Right side of the heart

• Lungs

• Brain

What is the average size of the human heart?

• 10 cm long, 6 cm wide

• 14 cm long, 9 cm wide

• 12 cm long, 8 cm wide

• 16 cm long, 10 cm wide

Where is the heart located?

• Inside the abdominal cavity

• Inside the thoracic cavity

• Inside the cranial cavity

• Inside the pelvic cavity