Explain In the lab you will change the number of birds with each beak phenotype for the. The nervous system transmits signals between the brain and the rest of the body including internal organs. Nerve Cell Flashcards Quizlet The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body. . In this way the nervous. A long fibre axon which is insulated by a fatty myelin sheath. What is the function of a dendrite quizlet. They are long so they can carry messages up and down the body. The nervous system has two main parts. Epimysium perimysium sarcolemma endomysium tendon sheath A motor neuron along with all the muscle fibers it supplies is called an __________. Study with Quizlet and memorize flashcards containing terms like An entire skeletal muscle is surrounded by __________. What is the function of the dendrites of a neuron. Jan 05 2022 AWS Glu