Which of the following is a true statement regarding the neurotransmitters of the ans? check all that apply. check all that apply all preganglionic neurons of the ans are cholinergic. all preganglionic neurons of the ans are cholinergic. all postganglionic neurons of the ans are adrenergic. all postganglionic neurons of the ans are adrenergic. all postganglionic neurons of the ans have cholinergic receptors. all postganglionic neurons of the ans have cholinergic receptors. postganglionic sympathetic neurons release norepinephrine to the heart muscle cells. postganglionic sympathetic neurons release norepinephrine to the heart muscle cells. some ans neurons use dopamine as their neurotransmitter.

What molecule does hemoglobin decay into over time

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10