This picture shows what the heart rhythm looks like when there is an injury to the heart muscle due to a lack of blood flow through the coronary arteries. what is most likely true of a person who has this heart rhythm?
a. the person is taking drugs to prevent blood clots.
b. the person has had a heart transplant.
c. the person is having a heart attack.
d. the person has hypertension.

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

Number and variety of living organism; includes genetic, species, and ecological types