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59) Antibodies often react with the antigens that caused them to form, making the antigens stick together in little clumps, or ________.

32) Which of the following is an inherited clotting disorder?

23) Restricted blood flow through the coronary arteries causes a(n) ________.

9) As blood pressure rises, ________ actions will bring it back down to normal.

30) What is the approximate number of red blood cells in 1 mm3 of blood?

Dichotomous keys can be useful for tracing a route of positive/negative identifiers to a presumptive identification of a microbe.

31) The role of hemoglobin in red blood cells is to carry ________.

26) The ________ nervous system signals blood vessels to constrict.

12) Jill is Rh-negative. Her first baby was Rh-negative. She is pregnant again, but the baby is Rh-positive. Without medical treatment, will Jill’s antibodies attack the baby’s blood?

2) Blood is pumped to the body during which part of the cardiac cycle?