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External Features: (figure 1) Andy’s and my pig (Sir Oinks A LOT) was just about like all the other pigs in the room. Our fetal big was a male. I found this out because he had a urogenital opening behind the umbilical cord. Cranial Cavity: The cranial cavity consits of the nervous system in general. It is located on the dorsal/anterior of the fetal pig. It pertains to the anterior section of the human body. The major organs in the cranial cavity are the brain and the spinal cord. Both of theses are parts of the nervous system. The function of that system is to take physical stimuli from environments and process them and respond to what is happening. Both the brain and spinal cord receive information from sensory nerves. Three major parts of the brain are the Cerebrum, the cerebellum and the medulla oblongata. The cerebrum is the largest of the three, it has right and left hemispheres. It is used for the interpretation of impulses and coordination of voluntary movements. It is divided into frontal, temporal and parietal regions. Mostly used for learning and memory. The cerebellum’s main function is to control the reflexes for skeletal muscle movements. It also helps with your balance. The medulla oblongata is the mo