PYC1501 – Exam Practice Questions

PYC1501 – Exam Practice Questions Part 1 – THE HUMAN NERVOUS SYSTEM HUMAN NERVOUS SYSTEM: THE STRUCTURE OF THE NEURON 1. When an axon is insulated with ___________ it can conduct impulses much faster. a. dendrites b. myelin c. cell nucleus d. boutons 2. The tutor asks the students to check their knowledge of the parts of the neuron and their functions by asking each other some questions. Your friend asks you "What part of the neuron conducts information signals over a long distance?" a. soma b. axon c. boutons d. cell bodies 3. Which of the following statements about neurons is NOT true: a. Neurons are part of a communication network that influences the manner in which the body functions b. The nucleus is a control centre because it controls all metabolic activities in a cell c. Motor or efferent neurons carry messages from the environment to the spinal cord and brain d. Impulse conduction in a neuron is mainly made up of electrical and chemical processes 4. The part of the neuron that is responsible for receiving information signals from other neurons is called… a. Myelin sheath b. Boutons c. Dendrites d. Soma 5. The part of the neuron that facilitates synaptic transmission of a signal to another neuron is called… a. Dendrites b. Boutons c. Axon d. Myelin sheath 6. In the myelinated neuron, the myelin sheaths a