ANS 331: Exam 2 Study Guide

What is the basic structure and organization of the nervous system?
What are the functions of different parts of the CNS?
Compare and contrast the organization and functions of different 
	nerves in the PNS.
Distinguish between sympathetic and parasympathetic divisions 
	of the ANS.
Describe the role of active transport in maintaining resting membrane 
	potential in neurons.
Describe the movements of sodium and potassium ions during 
	an action potential.
Explain the all or none nature of action potentials.
Why is myelin important in the Nervous System?
What happens at a synapse?
Compare and contrast excitatory and inhibitory neurotransmitters 
	and their actions.
What are reflexes?  Where are reflex centers?
Name and describe the meninges?
What is cerebral spinal fluid and it's function?
What is the Blood-Brain Barrier?
What are the different types of sensory receptors 
	and how do they function?
What is dehydration?
What is the stimulus for thirst and how is it relieved?
What are the conditions that influence body temperature?
Describe the physiological responses to heat and cold.
What are hypothermia and hyperthermia?
How are pain, taste, smell, and odor perceived?
What are pheromones and their function?
Explain how a sound wave is converted to an electrical signal?
What are the functions of the semicircular canals and utricle?
Name and describe the functions of the basic layers of the eye 
	and their main component parts.
What are the photoreceptors of the retina?
Understand the physiological mechanisms of the growth and development 
	of bone, muscle, connective tissue, and fat?
Describe the structure and functions of the skeletal system?
Understand the growth curve and factors that effect it.
What are the functions of skin?
What are the layers and components of skin?
How is skin and hair pigmented?
What is the growth cycle of Hair?
What are the functions of the Arrector Pili Muscle?
Compare and contrast Sebaceous and Sweat Glands?
What are the structure and functions 
	of claws, dewclaws, hoofs, horns and antlers?