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1. Which of these vessels have the weakest walls?2. The venae cavae - carry blood to the right atrium3. The coronary arteries carry blood- from the aorta to the heart tissues4. At the capillary, fluid is forced out of the vessel by the- blood pressure5. Gas exchange occurs in- all capillaries6. For a blood pressure reading of 130/190, 130 is the-systolic pressure7. select the incorrect statement about red blood cells.- respond during inflammation8. Select the incorrect statement about white blood cells.- activate prothrombin9. For the coagulation of blood, fibrinogen is converted to- fibrin10. blood flow is slow in capillaries because- both a and b are correct11. Lymph nodes house- lymphocytes and macrophages12. Lymph is _____ in lymphatic system empty into- tissue fluid13. The two collecting ducts of the lymphatic system empty into - cardiovascular veins14. The structure of a lymphatic vessel is most similar to that of a - cardiovascular vein15. Steroid hormones - both b and c are correct16. Which gland produces the greatest number of hormones?17. The hypothalamus controls the anterior pituitary via-releasing hormones18. ADH and oxytocin are secreted by the- posterior pituitary19. Which hormone is involved with milk production- prolactin20.testosterone is necessary for- all of these are correct21. the urethra is part of the reproductive tract in the- male22. The endometrium- breaks down during menstruation23. The uterus- all of these are correct24. Which structure is present after ovulation?25. ovulation occurs- due to hormonal changes26. which of these secretes hormones involved in the ovarian cycle?27. follicle-stimulating hormone stimulates the- development of a follicle28. Secretions from which of the following structures are required before implantation can occur?- all theses are correct29. The sodium-potassium pump maintains the resting potential-True30. What is involved in a nerve impulse?31. the downswing of the nerve impulse is caused by the movement of- potassium ions to the outside of a neuron32. Rapid conduction of a nerve impulse in vertebrates is due to- gaps in the myelin sheath33. Acetylcholine- all of these are correct
34. all hormones are believed to- affect cellular metabolism35. The adrenal glands are-on the kidney