Answer:
Idk if this will always help but if just a bot is grading it then it's probably a good idea to just copy and paste the question and then some of the glossary down. it works when I do it!
Explanation:
Hope this will help you!
A. Pacemaker cells located in the atria fire before the pacemaker cells in the ventricles. B. It takes time for hormones to diffuse from the atria to the ventricles to trigger contraction. C.The electrical signal generated in the right atrium is delayed at the AV node before passing to the ventricles. D.The ventricular muscle cells contract more slowly than the atrial muscle cells.
<span>The inability to start a pregnancy after having unprotected vaginal intercourse for more than a year or the inablility to stay pregnant for the full lenght of a normal pregnancy is called infertility. Infertility is the condition of the reproductive system which prevents the ability to conceive. </span>
Answer:
B. Tricare
Explanation:
That's it I'm just trying to get to the character limit
