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Animal Development
Stem Cells
Neurons, Synapses, and Signaling
The Nervous System - Sensory and Motor Mechanisms/Development
Enter CategorThe Nervous System - Sensory and Motor Mechanisms/Development
100
After cleavage, the process by which cells occupy their appropriate locations
What is morphogenesis?
100
Are found in tissues after development, generally multipoint, replace cells and repair tissues
What are adult stem cells?
100
Every cell has a voltage (difference in electrical charge) across its plasma membrane
What is a membrane potential?
100
Bundles that consist of the axons of multiple nerve cells
What are nerves?
100
The modification of behavior based on specific experiences
What is learning?
200
Various regions of the germ layers develop into rudimentary organs
What is organogenesis?
200
Cells generating all embryonic cell types
What are embryonic stem cells?
200
When gated K+ channels open, K+ diffuses out, making the inside of the cell more __________, causing _______, which is an increase in magnitude of the membrane potential
What is negative and hyper polarization?
200
The ability of the nervous system to be modified after birth
What is neural plasticity?
200
Provide information about touch, pain, pressure, temperature, and the position of muscles and limbs
What are somatosensory receptors?
300
Diagrams showing organs and other structures that arise from each region of an embryo
What is a fate map?
300
Stem cells can develop into different cell types. They may offer a renewable source or replacement cells to treat disease, conditions, and disabilities
What is the stem cell promise?
300
_________ channels are responsible for the resting membrane potential, __________ channels are responsible for generation and propagation of the action potential, and ____________ channels are responsible for synaptic potentials
What are non-gated, voltage-gated, and chemically gated channels?
300
A behavior that includes learning and innate components and is generally irreversible and is distinguished by a sensitive period
What is imprinting?
300
A type of associative learning in which an arbitrary stimulus is associated with a reward or punishment
What is classical conditioning?
400
Splitting of the embryo during development results in ____ while release and fertilization of two eggs results in ____
What are genetically identical twins and what are fraternal and genetically distinct twins?
400
The ability of a particular stem cell to generate different types of differentiated cells
What is stem cell potency?
400
Axons are insulated by __________, which causes an action potential’s speed to increase. The action potentials jump between the nodes of Ranvier in a process called _______________
What is the myelin sheath and saltatory conduction?
400
The largest structure in the human brain, is essential for awareness, language, cognition and consciousness
What is the cerebrum?
400
Numerous functions to nourish, support, and regulate neurons
What are glial cells?
500
Cytoplasmic determinants, fixing germ cell fate at the earliest stage of development
What are P granules?
500
Contribute to all germ layers, even germ cells; are truly pluripotent
What are induced pluripotent stem cells?
500
Binding of a neurotransmitter to this receptor activates a signal transduction pathway in the postsynaptic cell involving a second messenger
What is a metabotropic receptor?
500
Rest and digest response, is part of this system ____________ and uses this neurotransmitter__________
What is the parasympathetic nervous system and acetylcholine?
500
The genes responsible for green and red are on the X chromosome, therefore more _____________ are color blind
What are men?