Jeffrey is in the woods and sees a bear. The bear begins to run after Jeffrey. Which of the following best describes the flight or fight response that occurs in Jeffrey’s body? Blood moves into the heart, oxygen levels in the body decrease, and breathing becomes slower.
Blood moves into the lungs, oxygen levels in the body increase, and breathing becomes slower.
Blood moves into the muscles, oxygen levels in the body increase, and breathing becomes faster.
Blood moves into the digestive system, oxygen levels in the body decrease, and breathing becomes faster.

True or false. mucous membranes secrete mucus that traps pathogens.

International social workers work on global level and play a key role in improving quality of life for

As you sit in the library with your friend studying for your weekly quiz on the integumentary system, you come upon an article about the hazards of prolonged exposure to the sun's rays. your curious nature leads you to research the subject further. you're fascinated to learn that minimal exposure to the sun allows you skin to manufacture vitamin d, which is important to maintain homeostasis. you also read that although sunscreen can protect you from the ultraviolet (uv) rays of the sun, some medications can actually increase a person's sensitivity to the sunlight.