Study sets matching "biology nervous system 3"

Study sets
Classes
Users

Study sets matching "biology nervous system 3"

Biology 3: Nervous system
Iris
Cornea
Pupil
Lens
Muscles that alter size of pupil to control amount of light e…
Clear part of sclera allows light to enter and refracts light…
Hole in Centre of the iris which allows light to enter
Changes shape to focus light onto retina
Iris
Muscles that alter size of pupil to control amount of light e…
Cornea
Clear part of sclera allows light to enter and refracts light…
14 terms
Biology 3 the nervous system
What is the central nervous system bui…
Sense organs
What do receptors do?
What are reflex actions?
Brain and spinal cord
The nervous system is connected to 5 sense organs, these are…
Collect information from surroundings and pass the informatio…
Protective, automatic and fast
What is the central nervous system bui…
Brain and spinal cord
Sense organs
The nervous system is connected to 5 sense organs, these are…
35 terms
Biology - The Nervous System (Unit 3)
The Central Nervous System
The Peripheral Nervous System
Reception
Transmission
Brain and Spinal cord
The nerves outside the CNS
Detecting a stimulus
Movement of an impulse
The Central Nervous System
Brain and Spinal cord
The Peripheral Nervous System
The nerves outside the CNS
16 terms
Biology Vocab. 3- The nervous system
Peri
Pher
Neur
Dendr
Around
To carry
A nerve, cord
A tree
Peri
Around
Pher
To carry
20 terms
Nervous System - AP Biology
Central Nervous System
Peripheral Nervous System
Sympathetic
Parasympathetic
Brain and spinal cord
All the nerves that connect the brain and spinal cord to the…
system that controls the excitatory response
system that controls calming response
Central Nervous System
Brain and spinal cord
Peripheral Nervous System
All the nerves that connect the brain and spinal cord to the…
22 terms
[Biology] Unit 37-3: The Nervous System
nervous system
stimulus
response
impulse
interprets stimuli & coordinates other organ systems to respo…
specific change in the environment that affects the nervous s…
reaction to a stimulus
electrical/chemical message carried by nerve cells (neurons)…
nervous system
interprets stimuli & coordinates other organ systems to respo…
stimulus
specific change in the environment that affects the nervous s…
27 terms
Biology Exam #3 Nervous System
afferent neurons
efferent neurons
cranial nerves
ganglia
a neuron conducting impulses inwards to the brain or spinal c…
a neuron conducting impulses outwards from the brain or spina…
any of the 12 paired nerves that have their origin in the bra…
A group of nerve cells forming a nerve center, especially one…
afferent neurons
a neuron conducting impulses inwards to the brain or spinal c…
efferent neurons
a neuron conducting impulses outwards from the brain or spina…
Biology - Nervous System - Unit 3
Nervous system
Central nervous system
Peripheral Nervous System
Nerve Tissue
Senses the environment and coordinates appropriate responses
Consists of the brain and spinal cord
-consisting of the nerves that connect the body to the centra…
Made up of neurons (nerve cells). Communication specialists t…
Nervous system
Senses the environment and coordinates appropriate responses
Central nervous system
Consists of the brain and spinal cord
24 terms
Biology test 3: the nervous system
_____ neurons convert (transduce) inpu…
"Simple" animals (Cnidaria) process in…
sympathetic: ______ and _____________…
The axon usually carries information a…
sensory... afferent... interneurons... efferent
nerve net... ganglia... brain
epinephrine and norepeinephrine... acetylcholine
neurons, muscle... gland
_____ neurons convert (transduce) inpu…
sensory... afferent... interneurons... efferent
"Simple" animals (Cnidaria) process in…
nerve net... ganglia... brain
45 terms
Biology Exam #3 Nervous System
integrates information and determines…
neurons and glial cells
neurons
glial cells
what are the functions of the nervous systems
what are the different components of the nervous system
carry electrical signals
support neurons and influence neural activity
integrates information and determines…
what are the functions of the nervous systems
neurons and glial cells
what are the different components of the nervous system
13 terms
Human Biology - Nervous System
nervous system
central nervous sytem
brain
cerebrum
system that controls and coordinates your body's activities a…
part of the nervous system made up of your brain and spinal c…
important organ that has three parts with different functions…
part of the brain that controls your thoughts and voluntary a…
nervous system
system that controls and coordinates your body's activities a…
central nervous sytem
part of the nervous system made up of your brain and spinal c…
Biology Unit 3: The Nervous System
Gather information, transmission, proc…
Sensory
Transmission
Gather information
What are the four functions of the nervous system?
What does afferent mean?
What function sends sensory information to brain?
What function gathers sensory information?
Gather information, transmission, proc…
What are the four functions of the nervous system?
Sensory
What does afferent mean?
20 terms
Nervous System - AP Biology
Central Nervous System
Peripheral Nervous System
Sympathetic
Parasympathetic
Brain and spinal cord
All the nerves that connect the brain and spinal cord to the…
system that controls the excitatory response
system that controls calming response
Central Nervous System
Brain and spinal cord
Peripheral Nervous System
All the nerves that connect the brain and spinal cord to the…
Biology Unit 3: pt.1 - Nervous System
Dendrites
Axon
Gray matter
White matter
-Numerous, short, highly branched... -Extend from cell body... -Pri…
-1 long, thin process... -Ends in axon terminals w/ 100s-1000s s…
UNMYELINATED nerve tissue in the CNS... -Unmyelinated=5MPH trans…
MYELINATED nerve tissue in the CNS... -Myelinated=250MPH transmi…
Dendrites
-Numerous, short, highly branched... -Extend from cell body... -Pri…
Axon
-1 long, thin process... -Ends in axon terminals w/ 100s-1000s s…
43 terms
AP Biology: Nervous System
neuron
nerve
dendrites
axon
nerve cells
bundle of neurons
receive chemical signals and converts to electrical single
one end has receptor, other has axon terminals
neuron
nerve cells
nerve
bundle of neurons
65 terms
Nervous System/ AP Biology
Neuron
Central Nervous System (CNS)
Peripheral Nervous System (PNS)
Nerve
A nerve cell; the fundamental unit of the nervous system, hav…
the brain and spinal cord
the sensory and motor neurons that connect the central nervou…
one or more bundles of neurons that connect the brain and the…
Neuron
A nerve cell; the fundamental unit of the nervous system, hav…
Central Nervous System (CNS)
the brain and spinal cord
14 terms
IGCSE Biology - Nervous system
Neurone
Synapse
Receptor
Sensory neurone
A specialised nerve cell
A junction between 2 neurones
Specialised cells that detect stimuli
This carries the nerve impulse from the receptor to the centr…
Neurone
A specialised nerve cell
Synapse
A junction between 2 neurones
Human Biology- The Nervous System
Neurons
Nerves
Neuroglia
CNS
Transmit nerve impulses
Made up of bundles of nerve fibers
Found in brain to carry out a variety of functions to aid and…
Made up of brain and spinal cord (thinking)
Neurons
Transmit nerve impulses
Nerves
Made up of bundles of nerve fibers
52 terms
Biology 3.5.3: The Nervous System
What is a neuron?
Draw a sensory nerve and a motor nerve
What are sensory neurons?
What are motor neurons?
A nerve cell specialised to... 1. Generate... 2. Transmit... nerve imp…
Neurons which carry messages from the sense organs to the CNS.
Neurons which carry messages from the CNS to *muscle fibres a…
What is a neuron?
A nerve cell specialised to... 1. Generate... 2. Transmit... nerve imp…
Draw a sensory nerve and a motor nerve
6 terms
Biology vocab 31.3 peripheral nervous system
sensory division
sensory receptors
motor division
somatic nervous system
transmits impulses from sense organs to the central nervous s…
cells that transmit information about changes in the environm…
transmits impulses from the central nervous system to the mus…
regulates body activities that are under conscious control
sensory division
transmits impulses from sense organs to the central nervous s…
sensory receptors
cells that transmit information about changes in the environm…
26 terms
IGCSE Biology - The Nervous System
Stimulus
Response
Transduction
Central Nervous System (CNS)
A change in an animal's surroundings
A reaction to a change in one's surroundings
When energy is changed from one form to another
Consists of the brain and spinal cord and is linked to sense…
Stimulus
A change in an animal's surroundings
Response
A reaction to a change in one's surroundings
52 terms
Human Biology: The Nervous System
The 2 parts of the Nervous System
The three types of neurons
Functions of sensory neurons
Functions of Interneurons
CNS - the Central Nervous System, which is the brain and spin…
Sensory Neurons... Interneurons... Motor Neurons
Sensory neurons takes information from peripheral receptors a…
Interneurons receive sensory input from sensory neurons and a…
The 2 parts of the Nervous System
CNS - the Central Nervous System, which is the brain and spin…
The three types of neurons
Sensory Neurons... Interneurons... Motor Neurons
33 terms
AP Biology Nervous System
nerve net
ganglia
neurons
cell body
simplest nervous system found in hydra
clumps of nerve cells that are like primitive brains
functional unit in the nervous system
contains the nucleus and the organelles found in the cytoplasm
nerve net
simplest nervous system found in hydra
ganglia
clumps of nerve cells that are like primitive brains
44 terms
Biology - Nervous System1
Central nervous system
Peripheral nervous system
Neurons
Sensory Neurons
Part of the nervous system that is made up of the brain and s…
Part of the nervous system that consists of all of the nerves…
Nerve cells. They carry electrical messages from one area of…
Detect information form the outside world or internal body co…
Central nervous system
Part of the nervous system that is made up of the brain and s…
Peripheral nervous system
Part of the nervous system that consists of all of the nerves…
Biology Unit 3: pt.1 - Nervous System
Dendrites
Axon
Gray matter
White matter
-Numerous, short, highly branched... -Extend from cell body... -Pri…
-1 long, thin process... -Ends in axon terminals w/ 100s-1000s s…
UNMYELINATED nerve tissue in the CNS... -Unmyelinated=5MPH trans…
MYELINATED nerve tissue in the CNS... -Myelinated=250MPH transmi…
Dendrites
-Numerous, short, highly branched... -Extend from cell body... -Pri…
Axon
-1 long, thin process... -Ends in axon terminals w/ 100s-1000s s…
20 terms
Nervous System - AP Biology
Central Nervous System
Peripheral Nervous System
Sympathetic
Parasympathetic
Brain and spinal cord
All the nerves that connect the brain and spinal cord to the…
system that controls the excitatory response
system that controls calming response
Central Nervous System
Brain and spinal cord
Peripheral Nervous System
All the nerves that connect the brain and spinal cord to the…
Biology 101--Exam 3 Quizlet--Nervous System
What are the two main components of th…
What is the difference between afferen…
What is the role of an afferent neuron?
What is the role of an efferent neuron?
1. Central nervous system (brain & spinal cord)... 2. Peripheral…
Afferent = to carry toward... Efferent = to carry away
Sensory information reaches the CNS along PNS neurons designa…
Following information processing within the CNS, instructions…
What are the two main components of th…
1. Central nervous system (brain & spinal cord)... 2. Peripheral…
What is the difference between afferen…
Afferent = to carry toward... Efferent = to carry away
93 terms
Nervous System - Biology study guide 3 - Flashcards
Telencephalon
Reflex
Meninges
White matter
...
...
...
...
Telencephalon
...
Reflex
...
64 terms
Biology: Nervous System 31.1-31.3
consists of nerves and supporting cell…
consists of the brain and spinal cord;…
3 types of neurons
contains the nucleus and much of the c…
peripheral nervous system
central nervous system
sensory, motor, interneurons
cell body
consists of nerves and supporting cell…
peripheral nervous system
consists of the brain and spinal cord;…
central nervous system
6 terms
Biology 11.3: The Peripheral Nervous System
divisions of the PNS
somatic nervous system functions
vagus nerve: sympathetic or parasympat…
sympathetic nervous system: function,…
autonomic, somatic
under VOLUNTARY control and services head, trunk, and limbs;…
part of the PARASYMPATHETIC system; a cranial nerve which con…
fight-or-flight; sympathetic neurons release NOREPINEPHRINE,…
divisions of the PNS
autonomic, somatic
somatic nervous system functions
under VOLUNTARY control and services head, trunk, and limbs;…
21 terms
Biology - H (Nervous System) [Part 3]
Types of receptors in sensory neurons
Mechanoreceptors
Photoreceptors
Chemoreceptors
Mechanoreceptors... Photoreceptors... Chemoreceptors... Propriorecepto…
Physical Change
Light
Chemicals (Mouth, Nose)
Types of receptors in sensory neurons
Mechanoreceptors... Photoreceptors... Chemoreceptors... Propriorecepto…
Mechanoreceptors
Physical Change
Biology H 31.3 The Peripheral Nervous System
ganglia
Two divisions of PNS 1
Function of PNS 1
Two divisions of motor division
Clusters of cranial or spinal nerve cells that stimulate the…
Motor Neurons and Sensory Neurons
Sensory - transmit impulses from sense organs to CNS... Motor -…
Somatic and autonomic
ganglia
Clusters of cranial or spinal nerve cells that stimulate the…
Two divisions of PNS 1
Motor Neurons and Sensory Neurons
42 terms
Biology Chapter 35 Sections 2 + 3 (Nervous System)
Neuron
Neuron Anatomy
Nerve Impulse Across (Steps)
Nerve Impulse
Cells that transmit impulses throughout the body.... -The basic…
1. Dendrite (dendron = tree)... - Accepts impulse into the neur…
1. Impulse enters dendrite.... 2. It moves through the cell body…
1. Neuron cell membranes have a resting state/charge. ... 2. Cha…
Neuron
Cells that transmit impulses throughout the body.... -The basic…
Neuron Anatomy
1. Dendrite (dendron = tree)... - Accepts impulse into the neur…
188 terms
PR Biology Nervous System
Neurons
Action potential is in the form of
what happens when action potential rea…
what direction does an action potentia…
transmit/ process information from one part of the body to th…
electrochemical impulse, depolarization that travels across a…
electrical signal turns into chemical signal, process known a…
from cell body down to the axon.
Neurons
transmit/ process information from one part of the body to th…
Action potential is in the form of
electrochemical impulse, depolarization that travels across a…
15 terms
Biology 6 Nervous System
Nervous system
Central nervous system (CNS)
Peripheral nervous system (PNS)
Impulses
group of organs that gather and decode information about the…
consists of brain and spinal cord; processes incoming and out…
consists of network of nerves throughout the body; connects t…
electrical signals
Nervous system
group of organs that gather and decode information about the…
Central nervous system (CNS)
consists of brain and spinal cord; processes incoming and out…
43 terms
IGCSE Biology - Nervous system
CNS
Peripheral nervous system
Nerve cells/ neurones
Axon
The brain and the spinal cord
Nerve cells that carry information to or from the CNS, it als…
Adapted to carry electrical impulses from one place to another
Insulated by fatty sheath (myelin sheath), carries impulses
CNS
The brain and the spinal cord
Peripheral nervous system
Nerve cells that carry information to or from the CNS, it als…
34 terms
Human Biology- Nervous System
Function of nervous system
Divisions
Composition: 2 types of specialized ce…
Nuerons
Integrates and coordinates the body's acitivities
1) Central Nervous System (CNS)- brain and spinal cord... 2) Per…
1) Neurons: nerve cells- transmit signals... 2) Neuroglial: Supp…
Nerve cells.... Transmit signals.... Excitable cells that generate…
Function of nervous system
Integrates and coordinates the body's acitivities
Divisions
1) Central Nervous System (CNS)- brain and spinal cord... 2) Per…
Biology Nervous System Review
Nervous System
Central Nervous System (CNS)
Peripheral Nervous System (PNS)
Three Types of Neurons
a group of organs that gather and decode information about th…
consists of the brain and spinal cord; processes incoming and…
consists of the network of nerves throughout the body; connec…
sensory, motor, and internuerons
Nervous System
a group of organs that gather and decode information about th…
Central Nervous System (CNS)
consists of the brain and spinal cord; processes incoming and…
29 terms
BIOLOGY - Nervous System
CNS
PNS
sensory and motor
somatic and autonomic
brain and spinal chord make up the ___
nerves other than the brain and spinal chord make up the _____
two divisions of PNS
two divisions of motor division
CNS
brain and spinal chord make up the ___
PNS
nerves other than the brain and spinal chord make up the _____
107 terms
Biology - The Nervous System
neurons
soma
dendrites
axon hillock
specialized cells capable of transmitting electrical impulses…
nucleus is located in the cell body, also called soma. Soma -…
cell has many appendages emanating directly from soma which r…
information received from dendrites is transmitted through ce…
neurons
specialized cells capable of transmitting electrical impulses…
soma
nucleus is located in the cell body, also called soma. Soma -…
26 terms
IGCSE Biology - The Nervous System
Stimulus
Response
Transduction
Central Nervous System (CNS)
A change in an animal's surroundings
A reaction to a change in one's surroundings
When energy is changed from one form to another
Consists of the brain and spinal cord and is linked to sense…
Stimulus
A change in an animal's surroundings
Response
A reaction to a change in one's surroundings
48 terms
Biology 3.5.3: The Nervous System
What is a neuron?
What are sensory neurons?
What are motor neurons?
What are interneurons?
A nerve cell specialised to... 1. Generate... 2. Transmit... nerve imp…
Neurons which carry messages from the sense organs to the CNS.
Neurons which carry messages from the CNS to *muscle fibres a…
Neurons which carry messages from *sensory neurons to motor n…
What is a neuron?
A nerve cell specialised to... 1. Generate... 2. Transmit... nerve imp…
What are sensory neurons?
Neurons which carry messages from the sense organs to the CNS.
39 terms
Biology MCAT- Nervous System
Neuron
Neuron Types:... 1. Unipolar... 2. Bipolar…
Myelin
Cells made by PNS
transmits and processes electrochemical signals called action…
1. soma branches off of axon... 2. two branches stem of the soma…
*prevents any movement of ions across axonal membrane... *preven…
schwann cells... (PS)
Neuron
transmits and processes electrochemical signals called action…
Neuron Types:... 1. Unipolar... 2. Bipolar…
1. soma branches off of axon... 2. two branches stem of the soma…
50 terms
Biology - Nervous System
neurons
electrical communication
chemical communication
dendrites
highly specialized cells responsible for the conduction of im…
occurs via ion exchange and generation of membrane potentials…
occurs via neurotransmitter release from the presynaptic cell…
appendages that receive signals from other cells
neurons
highly specialized cells responsible for the conduction of im…
electrical communication
occurs via ion exchange and generation of membrane potentials…
Biology (Nervous System)
Nervous System
Supporting Cells: Neurons
Motor Neurons
Sensory Neurons
Sensory input, integration (interpretation of sensory signals…
-Non-myelinated... -Function: Integration... -connects with million…
effector neurons (perform work)
affector neurons (perceive stimuli)
Nervous System
Sensory input, integration (interpretation of sensory signals…
Supporting Cells: Neurons
-Non-myelinated... -Function: Integration... -connects with million…
Comp Biology Nervous System
Nervous System
Central NS (Nervous System)
peripheral NS (Nervous System)
neuron
Receives incoming information (senses). Sends messages to the…
Brain and spinal cord.
Network of nerves carrying signals into and out of the centra…
A nerve cell; the basic building block of the nervous system.
Nervous System
Receives incoming information (senses). Sends messages to the…
Central NS (Nervous System)
Brain and spinal cord.
10 terms
Biology: Nervous System
Nervous System
Nerves
Synapse
Components
Allows the body to respond appropriately to external changes…
Specialised cells in the form of electrical impulses to and f…
A junction between one Neuton to the next
Brain, spinal cord, nerves
Nervous System
Allows the body to respond appropriately to external changes…
Nerves
Specialised cells in the form of electrical impulses to and f…
89 terms
Biology Nervous System
Human Nervous System is divided into 2…
Central Nervous System
What does the brain do?
What does the spinal cord do?
1. Central Nervous System(CNS)... 2. Peripheral Nervous System(P…
Composed of the brain and spinal cord
Responsible for receiving interpreting and responding to vari…
The role is to connect the brain to the peripheral nervous sy…
Human Nervous System is divided into 2…
1. Central Nervous System(CNS)... 2. Peripheral Nervous System(P…
Central Nervous System
Composed of the brain and spinal cord
17 terms
Biology Crazyness 35.3 (nervous system)
central nervous system
meninges
cerebrospinal fluid
cerebrum
relays messages, processes information, and analyzes informat…
3 layers of connective tissue that the brain and spinal cord…
bathes the brain and spinal cord and acts as a shock absorber…
largest area of brain... responsible for conscious, or voluntary…
central nervous system
relays messages, processes information, and analyzes informat…
meninges
3 layers of connective tissue that the brain and spinal cord…
21 terms
Biology Nervous System
Basic functions of the nervous system:
Central Nervous System (CNS)
Peripheral Nervous System (PNS)
-Two divisions of the PNS
1.Sensory Input: Gather information... 2. Integration: Process a…
-Brain and spinal cord... -Integrative and control centre
-Nerves (spinal nerves, cranial nerves)... -Communication lines…
1. Sensory (afferent) Division: Sensory receptors—> CNS... 2. Mo…
Basic functions of the nervous system:
1.Sensory Input: Gather information... 2. Integration: Process a…
Central Nervous System (CNS)
-Brain and spinal cord... -Integrative and control centre
1 of 10