7. If you cut yourself and blood spurts rhythmically from the injury, you have p

Question

7. If you cut yourself and blood spurts rhythmically from the injury, you have probably cut a capillary anartery many veins and capillaries a vein C s The cardiac cvcle isa graph of electrical activity of the heart is a graph showing the timing of heart valve closure repeesents all of the events of the heart duing one heartbeat C is a graph of pressure changes in the heart as it contracts 9. Blood pressure is C the pressure of the blood against the blood vessel walls, generally measred in veins, and a number that is the average of the systolic and diastolic a number that is the average of the systolic and diastolie pressures generally measured in veins the pressure of the blood against the blood vessel walls e pressures C 2o. The function of B cells in the immune response is to attack tumor cells to prodace plasma cells that make antibodies to attack bacteria to attack vinus-infected cells 21. Select the mechanism below that is not involved in the flow of lymph through the lymphatic vessels pumping action of the heart milking action of skeletal museles pressure changes in the thorax that occur during breathing 22. The pulp is responsible for the immune functions of the spleen. C white C splenic C cryptic red

Explanation / Answer

17 a capillary

18 represent all the events of the heart during one heart beat

19 the pressure of blood against the blood vessel walls

20 to produce plasma cells that make antibodies

21 pumping action of the heart

22 white

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