43. If there was an equal number of positive and negative ions inside and out a
ID: 3464330 • Letter: 4
Question
43. If there was an equal number of positive and negative ions inside and out a neuron, the membrane potential would be a) -70mV b) -10mV c) OmV d)10mV e)70mV 44. The belief that behavior is a result of the physical body and the non-physical mind is called a)Darwinism b)dualism c)materialism d)psychic bodies 45. is defined as the ability of the nervous system to change in response to experience or the environment. A)epigenetics b)neuroplasticity cjdualism d)materialism e)variability 46. There are approximately 10 times more glia than neurons in the human brain. A)true bjfalse 47. The spinal cord is organized with sensory tracts being close to the neck while motor tracts are close to the waist. A)true b)false 48. Damage to the medulla is frequently fatal. A)true b)false 49. The somatic nervous system controls the heart, the stomach, and other organs. Ajtrue b)false 50.A correlational study can prove eating breakfast causes grades to improve. A)true b)falseExplanation / Answer
43.
The resting membrane potential of a neuron cell is -70mV, normally the membrane potential of any neurin cell varies from -30 mV to -90mV. If the number of positive ions and negative ions are equal in the inside and outside of a neuron, the membrane potential would be
Answer. Option c. 0mV
44.
Dualism considers humans have mind which is related to the cognitive and other mental processes of the behavior, and body which is related to physical aspects as the brain, neuron etc.
Answer. Option b. Dualism.
45.
The ability of brain to change and respond to the various life situation is called neural plasticity. Neural plasticity is also called brain plasticity,and is a process that continues for the life time of an individual.
Answer. Option b). neural plasticity.
46.
The word glia is Greek word which means glue. It is a popular belief in neuroscience that glia cells are more than 10 times of neurons in the brain, however, this has not been proved. Though glia cells are found more than neuron cells.
Answer. Option b). False.
47.
Answer. Option b). False
48.
Answer. Option a). True
49.
Answer. Option b). False
50.
Answer. Option b). False.
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