Photo-Function Flashcards

Front 1

Fxn:

-responsible for integrating, processing, and coordinating sensory data and more commands

Location:

-brain and spinal cord

Back 1

Central Nervous System

Front 2

Fxn:

-delivers sensory information to the CNS and carries motor commands

Location:

-neural tissue outside the CNS

Back 2

Peripheral Nervous System

Front 3

Fxn:

-"automatic"

-provides automatic regulation of smooth and cardiac muscle, and glandular secretions

-sympathetic (fight or flight)

-parasympathetic (rest and digest)

Location:

-PNS

Back 3

Autonomic Nervous System

Front 4

Fxn:

-"body"

-controls skeletal muscle contractions

-afferent (sensory; towards CNS)

-efferent (motor; away CNS)

Location:

-PNS

Back 4

Somatic Nervous System

Front 5

Fxn:

-basic functional unit of the nervous system

Location:

-apart of the nervous system

Back 5

Neuron

Front 6

Fxn:

-receives information from other neurons primarily at the dendritic spines

Location:

-neuron

Back 6

Dendrite

Front 7

Fxn:

-long cytoplasmic process capable of propagating an electrical impulse known as an action potential

Location:

-neuron

Back 7

Axon

Front 8

Fxn:

-where messages can be sent out

-where the neuron communicates with another cell

Location:

-neuron

Back 8

Synaptic Terminal

Front 9

Fxn:

-membranous wrapping of electrical insulation

-speeds up impulse transmission

Location:

-neuron

-covers axon

Back 9

Myelin

Front 10

Fxn:

-separate myelin

Location:

-between myelin

Back 10

Nodes of Ranvier

Front 11

Fxn:

-coat the axon with myelin

Location:

-on top of myelin

Back 11

Schwann Cells

Front 12

Fxn:

-supporting cells

-"glue"

-supports nerve cells

Location:

-surround neurons

Back 12

Glial Cells

Front 13

Fxn:

-membranous coverings of the brain

Location:

-cranium

Back 13

Meninges

Front 14

Fxn:

-out layer membrane

-tough and fibrous

Location:

-cranium

Back 14

Dura Mater

Front 15

Fxn:

-middle membrane

- think, weblike membrane without blood vessels

Location:

-cranium

Back 15

Arachnoid

Front 16

Fxn:

-inner membrane

-very thin

-tightly envelopes the brain and spinal cord

-penetrates into each groove and depression

Location:

-cranium

Back 16

Pia Mater

Front 17

Fxn:
-cell bodies

-"butterfly"

-interneurons

-where things happen

Location:

-brain

Back 17

Grey Matter

Front 18

Fxn:

-myelinated axons

-where information travels quickly

-motor and sensory neurons

Location:

-brain

Back 18

White Matter

Front 19

Fxn:

- movement, thinking, emotion

Location:

-cranium

Back 19

Cerebrum

Front 20

Fxn:

-ridges

-what goes wiggling wobbly

Location:

-cerebrum

Back 20

Gyrus (gyri)

Front 21

Fxn:

-grooves

-the ditches

Location:

-cerebrum

Back 21

Sulcus (sulci)

Front 22

Fxn:

-outer covering of grey matter over the hemispheres

Location:

-brain

Back 22

Cerebral Cortex

Front 23

Fxn:

-"cauliflower"

-coordination

-arbor vitae

Location:

-below the occipital and temporal lobes

Back 23

Cerebellum

Front 24

Fxn:

-stalklike portion of the brain that joins higher brain centers to the spinal cord

Location:

-joins spinal cord to brain

Back 24

Brain Stem

Front 25

Fxn:

-contains reflex centers for head, eye, and body movements in response to visual and auditory stimuli

Location:

-small part of the brain stem located between the hypothalamus above and pons below

Back 25

Midbrain

Front 26

Fxn:

-consists of nerve fibers

-works with medulla oblongata to control the rate and depth of breathing

Location:

-between the midbrain and the medulla oblongata

Back 26

Pons

Front 27

Fxn:

-connecting link with the spinal cord

-control homeostasis

Location:

-lowest portion of the brain

Back 27

Medulla Oblongata

Front 28

Fxn:

-sensory integration

Location:

-brain

Back 28

Thalamus

Front 29

Fxn:

-hormones and homeostasis

-major control center of the autonomic nervous system

Location:

-inferior to the thalamus

Back 29

Hypothalamus

Front 30

Fxn:

-nutrients, cushion

-"circulation"

Location:

-brain

Back 30

Cerebrospinal Fluid

Front 31

Fxn:

-holds CSF

-four interconnections

Location:

-brain

Back 31

Ventricles

Front 32

Fxn:

-mass of special capillaries that secrete the cerebrospinal fluid

Location:

-each ventricle

Back 32

Choroid Plexus

Front 33

Fxn:

-motor

-efferent

Location:

-white matter

Back 33

Ventral Horn

(White Matter Divisions)

Front 34

Fxn:

-sensory

-afferent

Location:

-white matter

Back 34

Dorsal Horn

(White Matter Divisions)

Front 35

Fxn:

-sensory

-transmits sensory impulses from olfactory receptors in nasal mucosa to the brain

Location:

-

Back 35

I. Olfactory

Front 36

Fxn:

-sensory

-transmits sensory impulses for vision from the retina of the eye to the brain

Location:

-

Back 36

II. Optic

Front 37

Fxn:

-motor

-transmits motor impulses to muscles the move the eyes upward, downward, and medially

-adjusts pupil size

-control the shape of the lens

Location:

-

Back 37

III. Oculomotor

Front 38

Fxn:

-motor

-transmits motor impulses to muscles that rotate the eyes

Location:

-

Back 38

IV. Trochlear

Front 39

Fxn:

-motor and sensory

-transmits sensory impulses from scalp, forehead, face, teeth, and gums to the brain

-Transmits motor impulses to chewing muscles and muscles in floor of mouth

Location:

-

Back 39

V. Trigeminal

Front 40

Fxn:

-motor

-transmits motor impulses to muscles that move the eyes laterally

Back 40

VI. Adnucens

Front 41

Fxn:

-motor and sensory

-transmits sensory impulses from the anterior part of the tongue to the brain

Location:

-

Back 41

VII. Facial

Front 42

Fxn:

-sensory

-transmits sensory impulses form the inner ear associated with hearing and equilibrium

Location:

-

Back 42

VIII. Vestibulocochlear

Front 43

Fxn:

-motor and sensory

-Transmits sensory impulses form posterior portion of the tongue, tonsils, pharynx, and carotid arteries to the brain

Location:

-

Back 43

IX. Glossopharyngeal

Front 44

Fxn:

-motor and sensory

-Transmits sensory impulsed from thoracic and abdominal organs, esophagus, larynx, and pharynx to the brain

-transmits motor impulses to these organs and to muscles of speech and swallowing

Location:

-

Back 44

X. Vagus

Front 45

Fxn:

-motor

-transmits motor impulses to muscles of the palate, pharynx, and larynx, and to the trapezius and sternocleidomastoid

Location:

-

Back 45

XI. Accessory

Front 46

Fxn:

-motor

-transmits motor impulses to the muscles of the tongue

Location:

-

Back 46

XII. Hypoglossal

Front 47

Fxn:

-reasoning and making decisions

-higher order thinking skills

-speaking, muscle movement, making plans

Location:

-anterior to the central sulcus and superior to the lateral sulcus

Back 47

Frontal Lobe

Front 48

Fxn:

-sensing of the body

-perception and recognition

Location:

-posterior to the central sulcus, superior to the temporal lobe, and anterior to the occipital lobe

Back 48

Parietal Lobe

Front 49

Fxn:

-auditory cortex

-auditory functions

Location:

-inferior to the frontal and parietal lobes and anterior to the occipital lobe

Back 49

Temporal Lobe

Front 50

Fxn:-vision cortex
Location:-posterior to the parietal and temporal lobes

Back 50

Occipital Lobe