Answer these questions quickly please 14.Draw a flow chart of the conduction systems in the
heart.
15. Define diastole and systole.
16. Describe the function of the Sino atrial node and the
atrio-ventricular nodes.
17. If baroreceptors detect an increase in blood pressure,
what happens?
18. What is a platelet?
19. What is fibrin?
20. What is thromboplastin?

"menstrual cycle is a complex cycle that consists of several processes. order of occurrence of steps in menstrual cycle are as follows:

1. high progesterone levels maintain the endometrium lining of the uterus.

2. endometrium lining breaks down and low levels of estrogen stimulate the pituitary to release fsh and lh.

3. fsh and lh stimulates the follicles to develop and the oocyte to produce estrogen.

4. rising estrogen levels suppress fsh production and development of other follicles.

5. a spike in lh causes follicle to rupture.

6. a breakdown of corpus luteum causes progesterone level to drop."

answer: if she breaths she a thho

explanation:

explanation:

the sun shines white and black light to our planet. the white light has all the colors in it. in our upper atmosphere, we have dust particles and oxygen molecules. the white light meaning all of the colors in a rainbow shines through the upper levels of the atmopshere and the blue light scatters across the entire planet. that is why our sky is blue.