AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |
Back to Blog
Dendrite axon synapse micrograph11/16/2023 ![]() ![]() A) blood plasma that nourishes a nerve B) fluid external to the axon but inside the myelin sheath C) cytoplasm of the dendrite D) cytoplasm of the axon 19 When the axon is conducting an impulse, the oscilloscope records a constant membrane potential, equal to about -65mV. A) stethoscope B) electrocardiogram C) oscilloscope D) laparoscope 18 Axoplasm is the _. A) True B) False 17 Nerve impulses create a change in voltage which is measured by and can be seen on a(n) _. A) Leprosy B) Alzheimer disease C) Multiple sclerosis D) Polio 16 A nerve impulse is the way a sensory neuron receives information. A) nodes of Ranvier B) the synapse C) axonal interstices D) myelinoids 15 _ is a disease of the myelin sheath. A) True B) False 14 Gaps in the myelin sheath are called _. A) sensory B) motor C) association D) neuroglial 13 Schwann cells produce layers of membrane containing myelin, which provides nutrition for the dendrites. A) True B) False 12 Schwann cells are one of several types of _ cells in the nervous system. A) long dendrites and a short axon B) long dendrites and a long axon C) short dendrites and a long axon D) short dendrites and a long or short axon 11 Schwann cells are the main neurons of the spinal cord. A) True B) False 10 An interneuron has _. A) motor neurons B) interneurons C) autonomic nervous system D) central nervous system 9 Nerve impulses go from sensory neurons in sense organs directly to the muscles and glands that respond. A) True B) False 8 A sensory neuron of the peripheral nervous system take nerve impulses from sensory receptors to the _. A) muscle cells B) glands C) neurons D) nephrons 7 Neurons often have many short dendrites and a long axon. A) True B) False 6 Neuroglial cells support and provide nutrition for the _. A) away from B) toward C) both toward and away from D) around, bypassing E) only inside 4 Which of the following is/are type(s) of neurons? A) sensory B) motor C) interneurons D) all of the above 5 Sensory nerve cells act as the decision-making cells to sum up all signals for certain stimuli. ![]() A) away from B) toward C) both toward and away from D) around, bypassing E) only inside 3 An axon conducts nerve impulses _ the cell body. Which of the following are the parts of neurons? A) brain, spinal cord, and vertebral column B) dendrite, axon, and cell body C) sensory and motor D) cortex, medulla and sheath E) sympathetic and parasympathetic 2 A dendrite conducts nerve impulses _ the cell body. ![]()
0 Comments
Read More
Leave a Reply. |