Tips. 1  If you want to focus on a particular muscle area, you can do so by changing the stride length. 2  For an elliptical with multiple users, use one whose stride length is adjustable to accommodate different heights. 3  Do not rely solely on guidelines.
3. Intercellular chemical signals secreted into the circulatory system; carried to organs they control, where they bind to receptors and produce a response. 4. Intercellular chemical signals, secreted by nerve cells; important in the function of the nervous system.
Size: 100 Views: 68. four mechanisms of intercellular communication. gap junctions, neurotransmitters, paracrine, hormones. gap junctions. Enable cells to pass nutrients, electrolytes, and signaling molecules to pass from cell to cell;