Complete Nervous System Worksheet
... lock and key manner. (Inhibitor substances stop the impulse because they can fit into the receptor sites and block the normal neurotransmitter.) -this generates an action potential in the postsynaptic membrane and the nerve impulse continues on -after their release the neurotransmitters are quickly ...
... lock and key manner. (Inhibitor substances stop the impulse because they can fit into the receptor sites and block the normal neurotransmitter.) -this generates an action potential in the postsynaptic membrane and the nerve impulse continues on -after their release the neurotransmitters are quickly ...
Neuroscience Journal Club
... electrical signals (spikes) propogate between synapses •Once a circuit is stimulated, under certain circumstances it is easier to stimulate again ...
... electrical signals (spikes) propogate between synapses •Once a circuit is stimulated, under certain circumstances it is easier to stimulate again ...
Anat3_01_Nervous_Tissue
... Long, thin, cylindrical projection that often joins the cell body at a cone-shaped elevation called the axon hillock (= small hill). The part of the axon closest to the hillock is the initial segment. The junction between the axon hillock and the initial segment is the trigger zone (nerve impu ...
... Long, thin, cylindrical projection that often joins the cell body at a cone-shaped elevation called the axon hillock (= small hill). The part of the axon closest to the hillock is the initial segment. The junction between the axon hillock and the initial segment is the trigger zone (nerve impu ...
The Journal of Neuroscience, June 1, 2003 • 23(11):4657– 4666
... Ilan A. Kerman1,2,3 Lynn W. Enquist,4 Stanley J. Watson,3 and Bill J. Yates Previous physiological investigations have suggested the existence of a neural circuit that coordinates activation of motor and autonomic efferents before or at the onset of exercise. Traditionally these circuits have been p ...
... Ilan A. Kerman1,2,3 Lynn W. Enquist,4 Stanley J. Watson,3 and Bill J. Yates Previous physiological investigations have suggested the existence of a neural circuit that coordinates activation of motor and autonomic efferents before or at the onset of exercise. Traditionally these circuits have been p ...
Document
... • The functional classification of neurons is based on electrophysiological properties (excitatory or inhibitory) and the direction in which the AP is conveyed with respect to the CNS. – Sensory or afferent neurons convey APs into the CNS through cranial or spinal nerves. Most are ...
... • The functional classification of neurons is based on electrophysiological properties (excitatory or inhibitory) and the direction in which the AP is conveyed with respect to the CNS. – Sensory or afferent neurons convey APs into the CNS through cranial or spinal nerves. Most are ...
in brain & spinal cord
... •Vesicles release neurotransmitters into synaptic cleft/gap •Neurotransmitters diffuse across synapse & attach to receptors on next cell •Stimulus causes rush of Na+ to rush into cell •If threshold met/exceeded new impulse or Rx occurs ...
... •Vesicles release neurotransmitters into synaptic cleft/gap •Neurotransmitters diffuse across synapse & attach to receptors on next cell •Stimulus causes rush of Na+ to rush into cell •If threshold met/exceeded new impulse or Rx occurs ...
sensation - LackeyLand
... acuity) where light falls directly on densest cluster of cones. • Rods detect black, white and gray and are concentrated on the periphery of the retina. (approx. 120 million) ...
... acuity) where light falls directly on densest cluster of cones. • Rods detect black, white and gray and are concentrated on the periphery of the retina. (approx. 120 million) ...
The Nervous System - El Camino College
... rate as well as respiration, activate sweat glands, etc. In the diagram below you can see how the sympathetic spinal nerves are all close to each other as they exit the spinal cord – if part becomes activated, the whole system responds as well – that’s the “in sympathy” part The Parasympathetic Nerv ...
... rate as well as respiration, activate sweat glands, etc. In the diagram below you can see how the sympathetic spinal nerves are all close to each other as they exit the spinal cord – if part becomes activated, the whole system responds as well – that’s the “in sympathy” part The Parasympathetic Nerv ...
Cell cleavage
... General uniformity in fate of cells for spiral, determinate development: ectoderm from first quartet of cells entoderm from 4a, 4b, 4c, and 4Q cells mesoderm from 4d cell Indeterminate development - cell fate is determined later in development. Blastomeres can be separated early and each separate ce ...
... General uniformity in fate of cells for spiral, determinate development: ectoderm from first quartet of cells entoderm from 4a, 4b, 4c, and 4Q cells mesoderm from 4d cell Indeterminate development - cell fate is determined later in development. Blastomeres can be separated early and each separate ce ...
Mind Is Matter
... Nodes of Ranvier 3. Describe the direction of communication within a neuron and between two neurons. 4. Identify the various structures with the synaptic cleft (synapse) from a diagram. Describe the function of each structure. Presynaptic membrane Postsynaptic membrane Neurotransmitter Vesicle Recep ...
... Nodes of Ranvier 3. Describe the direction of communication within a neuron and between two neurons. 4. Identify the various structures with the synaptic cleft (synapse) from a diagram. Describe the function of each structure. Presynaptic membrane Postsynaptic membrane Neurotransmitter Vesicle Recep ...
Neurotransmitters
... by enhancing (binding to the GABA receptor sites) the effects of GABA. o Lots of other drugs influence GABA receptors, including alcohol and barbiturates. o If GABA is lacking in certain parts of the brain, epilepsy results. Glutamate (excitatory) o Glutamate is a relative of GABA. o It is the most ...
... by enhancing (binding to the GABA receptor sites) the effects of GABA. o Lots of other drugs influence GABA receptors, including alcohol and barbiturates. o If GABA is lacking in certain parts of the brain, epilepsy results. Glutamate (excitatory) o Glutamate is a relative of GABA. o It is the most ...
Forty3
... Quiz 3 1. Name one of Pavlov’s neutral stimuli. 2. According to Watson, his findings discredited the work of __________. 3. Who/what was superstitious? 4. In the past 30 years there have been at least three congressional hearings on _________ _________. 5. Why would an American travel to Germany to ...
... Quiz 3 1. Name one of Pavlov’s neutral stimuli. 2. According to Watson, his findings discredited the work of __________. 3. Who/what was superstitious? 4. In the past 30 years there have been at least three congressional hearings on _________ _________. 5. Why would an American travel to Germany to ...
The Nervous System
... • The Brainstem - The brainstem is the connection between the rest of the brain and the rest of the central nervous system. It is primarily concerned with life support and basic functions such as ...
... • The Brainstem - The brainstem is the connection between the rest of the brain and the rest of the central nervous system. It is primarily concerned with life support and basic functions such as ...
Chapter 27: Animal Reproduction & Embryonic Development
... expression are deposited unevenly within the egg. • due to uneven “packaging” of the egg by follicle cells • following cleavage, each new cell contains a unique set of regulatory factors resulting in the expression of a unique set of genes! ...
... expression are deposited unevenly within the egg. • due to uneven “packaging” of the egg by follicle cells • following cleavage, each new cell contains a unique set of regulatory factors resulting in the expression of a unique set of genes! ...
Chapter 15 Anatomy & Physiology
... photoreceptor, many layers of membranous discs are packed within the membrane sack. Photoreceptor pigments are located in these disks. When the photoreceptor is at rest, gated sodium channels are open in the outer segment causing depolarization at the synaptic end of the cell. Thus, in the dark, the ...
... photoreceptor, many layers of membranous discs are packed within the membrane sack. Photoreceptor pigments are located in these disks. When the photoreceptor is at rest, gated sodium channels are open in the outer segment causing depolarization at the synaptic end of the cell. Thus, in the dark, the ...
Theoretical Neuroscience: From Single Neuron to Network Dynamics
... faster than the response of the membrane; ...
... faster than the response of the membrane; ...
Regulation Systems: Nervous and Endocrine Systems
... A nerve cell will either fire or not fire – once the impulse begins, it will continue down the cell ...
... A nerve cell will either fire or not fire – once the impulse begins, it will continue down the cell ...
A- A- A- K+ A - How Your Brain Works
... • The brainstem connects the brain to the body via the spinal cord and a number of cranial nerves. • The cerebellum is involved in motor learning and balance. It is connected to the brainstem via the Pons. Cerebellum, pons and brainstem make up the hindbrain. • The midbrain links hindbrain to forebr ...
... • The brainstem connects the brain to the body via the spinal cord and a number of cranial nerves. • The cerebellum is involved in motor learning and balance. It is connected to the brainstem via the Pons. Cerebellum, pons and brainstem make up the hindbrain. • The midbrain links hindbrain to forebr ...
Carrie Heath
... and if so, what happens to them once they are released into the synaptic cleft? 4. What three experiments could be performed to show that the release of synaptic vesicles is dependent upon Calcium release? What type of unconventional neurotransmitter has been shown to decrease the amount of Calcium ...
... and if so, what happens to them once they are released into the synaptic cleft? 4. What three experiments could be performed to show that the release of synaptic vesicles is dependent upon Calcium release? What type of unconventional neurotransmitter has been shown to decrease the amount of Calcium ...
Neurophysiology: Sensing and categorizing
... the same two buttons in response to a simple visual instruction, completely outside the context of the somatosensory categorization task. About half of the ‘categorical’ neurons ceased to respond differentially to the two arm movements in this control experiment, suggesting that a simple motor expla ...
... the same two buttons in response to a simple visual instruction, completely outside the context of the somatosensory categorization task. About half of the ‘categorical’ neurons ceased to respond differentially to the two arm movements in this control experiment, suggesting that a simple motor expla ...
GENERAL EMBRYOLOGY The development (formation) of a new
... uterine cavity& obtains its nutrition now from endometrial secretion ( uterine milk).It then become 64 cell stage ( early Blastula) which starts to loose its Zona pellucida & try to stick itself to endometrial mucosa of the posterior surface of the fundic region& continue divisions till it becomes o ...
... uterine cavity& obtains its nutrition now from endometrial secretion ( uterine milk).It then become 64 cell stage ( early Blastula) which starts to loose its Zona pellucida & try to stick itself to endometrial mucosa of the posterior surface of the fundic region& continue divisions till it becomes o ...
As Powerpoint Slide
... Figure 3 Retrograde labeling of the perforant pathway to evaluate neuronal loss, axonal atrophy and terminal degeneration in the aged DKI mouse. A–D Fluorogold accumulation is depicted in the perforant pathway neurons of origin in layer II of the dorsal entorhinal cortex A-wild type, B-DKI and ventr ...
... Figure 3 Retrograde labeling of the perforant pathway to evaluate neuronal loss, axonal atrophy and terminal degeneration in the aged DKI mouse. A–D Fluorogold accumulation is depicted in the perforant pathway neurons of origin in layer II of the dorsal entorhinal cortex A-wild type, B-DKI and ventr ...
Nervous System
... ______ 14. The part of the brain that controls balance, posture, and movement is the a. hypothalamus. b. cortex. c. cerebellum. ______ 15. The part of a neuron that receives information from other neurons is a a. synapse. b. dendrite. c. nucleus. ______ 16. A sudden, rapid, and involuntary self-prot ...
... ______ 14. The part of the brain that controls balance, posture, and movement is the a. hypothalamus. b. cortex. c. cerebellum. ______ 15. The part of a neuron that receives information from other neurons is a a. synapse. b. dendrite. c. nucleus. ______ 16. A sudden, rapid, and involuntary self-prot ...