I need a bit of help answering these questions in a simple way! 1. Explain how the autonomic nervous system influences t

[answerhappygod]

I need a bit of help answering these questions in a simple way!
1. Explain how the autonomic nervous system influences the heart rate under conditions ranging from the ultra-relaxed to the full-blown fight or flight response.
2. Explain what is meant by "cooperative" and "antagonist" autonomic influences on physiological functions such as sexual function, blood pressure, and gastrointestinal motility and secretion
3. Describe the action of acetylcholine at the neuromuscular junction, and explain how botulinum toxin, myasthenia gravis, and curare impair the activation of skeletal muscle.
4. Describe the process of excitation-contraction coupling in skeletal muscle. Be sure to describe the function of T-tubules, sarcoplasmic reticulum, and calcium ions.