Digestion and Nutrition
Name and state the function of the 4 layers of the gastrointestinal tract.
1) Mucosa (epithelial & connective & smooth, mucus secreting glands): protection, absorption,
2) Submucosa (loose connective, glands, blood/lymph
Describe the organization of the nervous system and the neural pathway.
Central nervous system: brain and spinal cord
Peripheral nervous system: nerves and ganglia outside of brain and spinal cord
Sensory nerves: carries sensory information toward the CNS