Chapter 20, Problem 9RQ

What is the difference between the systemic and pulmonary circuits?

What arteries play the leading roles in supplying blood to the brain?

A characteristic of blood circulation through or to the heart is that: a. the superior vena cava conveys blood to the head. b. the inferior vena cava conveys blood to the right atrium. c. the pulmonary arteries convey blood from the lungs to theleft atrium. d. the pulmonary veins convey blood into the left ventricle. e. the aorta branches into two coronary arteries that conveyblood from heart muscle.

For whom would an appreciation of the structural characteristics of the human heart come more easily: an alien who lands on Earth, abducts a human, and dissects his heart, or an anatomy and physiology student performing a dissection of the heart on her very first day of class? Why?

Describe rheumatic fever and how Tolerance is broken.

C.J. is stuck in her car during a bitterly cold blizzard. Her body responds to the cold by ________. increasing the blood to her hands and feet becoming lethargic to conserve heat breaking down stored energy significantly increasing blood oxygen levels

Which artery carries oxygen-poor blood?

How does vasoconstriction help increase the core temperature of the body?