...have smooth muscle. Muscle cells are typically excited by Ach, and sometimes hormones. But salivary glands are not...
1 Answers · Science & Mathematics · 25/03/2008
...attack". the neuromuscular (paralytic) agents work by partially blocking ACh function.
1 Answers · Science & Mathematics · 12/04/2009
that would be b. at the NMJ, acetylcholine acts on ionotropic receptors - ones that have the channel built in in PSNS, ACh acts on metabotropic receptors - ones that trigger G-proteins
1 Answers · Science & Mathematics · 22/07/2010
ACh is a ubiquitous neurotransmitter. The only place I know for sure that...likely is involved in many more places because of the prevalence of ACh. Since ACh is not being broken down we can...
4 Answers · Science & Mathematics · 15/03/2009
right answer is A.muscarinic receptors are present at the effector cells of the parasympathetic system.e.g muscarinic receptors type 2 are present in the heart.muscarinic type 1 receptors are present in the stomach.muscarinic type 3 receptors...
3 Answers · Science & Mathematics · 17/09/2010
This is quite an easy question chief lol. Drugs N and C are the only drugs that stimulate. Therefore we can ignore statements a, and d by the last part of the statements; as drugs A and H do not cause a reaction...
4 Answers · Science & Mathematics · 23/04/2010
Ion-gated channels as the passage of +/- ions are required to cross the nerve membrane causing the nerve to fire and causing movement.
1 Answers · Science & Mathematics · 23/09/2010
Bios 240? ;) According to the book: Ionotropic receptors have 5 subunits which surround a central ion channel. Each subunit has a similar structure, with 4 membrane-spanning segments. (M1-M4). The M2...
1 Answers · Science & Mathematics · 29/03/2012