Bio 181 ASU Exam 3 Questions and Answers 100% Pass

Bio 181 ASU Exam 3 Questions and Answers 100% Pass 4 types of glial cells schwann, oligodendrocytes, astrocytess and microglia In the motor end plate, the event that is the immediate trigger for exocytosis is calcium ions T or F: Acetylcholine exocytosed from the presynaptic cell travels to the postsynaptic cell to start the action potential in the postsynaptic cell. true T or F: Acetylcholinesterase breaks acetylcholine into muscarinic acid false T or F: Blood pressure drives red blood cells and plasma cells out of the glomerulus false T or F: each kidney contains about one million nephrons true T or F: Efferent arterioles enter the Bowman's capsule and afferent arterioles leave the Bowman' s capsule. false T or F: Excitatory synapses cause depolarization of the post-synaptic cell True T or F: Excitatory synapses cause hyperpolarization of post-synaptic cells false T or F: Fast neurons as described in lecture are fast because they are surrounded by a type of glial cell that results in a myelin coating. false T or F: Fast Neurons as described in lecture require cytoplasmic signal transduction to open an ion channel. False T or F: In capillaries the blood pressure pushes nutrients out of the capillaries towards the cells. true T or F: Insulin is a ligand true T or F: Insulin is produced by alpha cells false, beta cells T or F: Nutrients and oxygen can leave the arteries and arterioles to reach the cells. false T or F: Only pre-synaptic neurons are coated with myelin. False T or F: Potassium ions are at high concentrations