Show:
Lecture 1
Lecture 2
Book 1
Book 2
Potluck
100
1. The normal sequence in the conduction of an electrical discharge through a single neuron is as follows a. cell body - axon - synaptic terminal b. synaptic terminal - axon - dendrite c. axon - dendrite - cell terminal d. cell body - dendrite - synaptic terminal
What is a. cell body - axon - synaptic terminal
100
In the picture below "1" refers to the look at your picture of the neuron--I could ask about any number a. axon b. cell body c. dendrites d. synapse
What is b. cell body
100
21. A neuron will generate action potentials when it A. remains below its threshold. B. receives an excitatory input. C. receives more excitatory than inhibitory inputs. D. is stimulated by a neurotransmitter
What is C. receives more excitatory than inhibitory inputs.
100
The nerve fibers that enable communication between the right and left cerebral hemispheres and that have been severed in split-brain patients form a structure called the A. reticular formation. B. association areas. C. corpus callosum. D. parietal lobes.
What is C. corpus callosum.
100
Following a nail gun wound to his head, Jack became more uninhibited, irritable, dishonest, and profane. It is likely that his personality change was the result of injury to his A. parietal lobe. B. temporal lobe. C. occipital lobe. D. frontal lobe
What is D. frontal lobe
200
The all-or-none action potential in a neuron is generated by a temporary breakdown in the cell membrane's normal barrier to external a. potassium ions (K+) b. sodium ions (Na+) c. certain large proteins d. chloride ions
What is b. sodium ions (Na+)
200
The chemical messengers released into the spatial junction between neurons are called a. hormones b. neurotransmitters c. synapses d. genes
What is b. neurotransmitters
200
An injury to this important brain structure would no doubt cause you to lose consciousness and lapse into a deep coma (sleep). a. cerebellum c. thalamus b. hypothalamus d. reticular activating system
What is d. reticular activating system
200
A bodybuilder friend suddenly seems to have grown several inches in height. You suspect that your friend's growth spurt has occurred because he has been using drugs that affect the A. pituitary gland. B. thalamus. C. adrenal glands. D. medulla.
What is A. pituitary gland.
300
In the picture below, the "3" in the picture refers to the refer to picture of brain in handout-I could ask about any a. frontal lobe c. occipital lobe b. parietal lobe d. temporal lobe
What is c. occipital lobe
300
If the corpus callosum is cut the brain will continue to function, but one side won’t be able to communicate with the other side. a. true b. false
What is a. true
300
In the brain, learning occurs as experience strengthens certain connections in cell work groups called A. action potentials. B. neural networks. C. endocrine systems. D. dendrites.
What is B. neural networks
300
Which is the correct sequence in the transmission of a simple reflex? A. sensory neuron, interneuron, sensory neuron B. interneuron, motor neuron, sensory neuron C. sensory neuron, interneuron, motor neuron D. interneuron, sensory neuron, motor neuron
What is C. sensory neuron, interneuron, motor neuron
300
Which of the following is typically controlled by the left hemisphere? A. spatial reasoning B. word recognition C. the left side of the body D. perceptual skills
What is B. word recognition
400
In order to pinpoint the location of a tumor, a neurosurgeon electrically stimulated parts of the patient's sensory cortex. If the patient was conscious during the procedure, which of the following was probably experienced? A. “hearing” faint sounds B. “seeing” random visual patterns C. movement of the arms or legs D. a sense of having the skin touched
What is D. a sense of having the skin touched
400
You come home one night to find a burglar in your house. Your heart starts racing and you begin to perspire. These physical reactions are triggered by the a. somatic nervous system b. sympathetic nervous system c. parasympathetic nervous system d. sensory cortex
What is b. sympathetic nervous system
400
The gland that regulates body growth is the A. adrenal. B. thyroid. C. hypothalamus. D. pituitary.
What is B. thyroid
400
Your brother has been taking prescription medicine and experiencing a number of unpleasant side effects, including unusually rapid heartbeat and excessive perspiration. It is likely that the medicine is exaggerating activity in the A. reticular formation. B. sympathetic nervous system. C. parasympathetic nervous system. D. amygdala.
What is B. sympathetic nervous system
400
. You are able to pull your hand quickly away from hot water before pain is felt because A. movement of the hand is a reflex that involves intervention of the spinal cord only. B. movement of the hand does not require intervention by the central nervous system. C. the brain reacts quickly to prevent severe injury. D. the autonomic division of the peripheral nervous system intervenes to speed contraction of the muscles of the hand.
What is A. movement of the hand is a reflex that involves intervention of the spinal cord only.
500
A friend of yours has just been in an accident and you notice that when you speak to her she seems to understand you but cannot verbally answer your questions. Her speech is slurred and faltering. You conclude she had an injury to a. Broca's area b. temporal lobe c. reticular activating system d. parietal lobe
What is a. Broca's area
500
During the absolute refractory period a. neurons will not fire at all b. stimuli below the threshold will cause the neuron to fire c. neurons will fire, but not at maximum intensity d. neurons will fire only in response to stronger than normal stimuli
What is a. neurons will not fire at all
500
The visual cortex is located in the A. occipital lobe. B. temporal lobe. C. frontal lobe. D. parietal lobe.
What is A. occipital lobe
500
Jessica experienced difficulty keeping her balance after receiving a blow to the back of her head. It is likely that she injured her A. medulla. B. thalamus. C. hypothalamus. D. cerebellum.
What is D. cerebellum.
500
If Dr. Rogers wishes to conduct an experiment on the effects of stimulating the reward centers of a rat's brain, he should insert an electrode into the A. thalamus. B. sensory cortex. C. hypothalamus. D. corpus callosum.
What is C. hypothalamus.