Extra/Vocab/Missed concepts

Center

Grey matter - Cluster of Neuron cell bodies in the CNS

Cortex

Gray matter - Outer layer of gray matter in brain

Nucleus

Gray matter - Center that displays discrete anatomic boundaries in the CNS, Cluster of cell bodies (synapses)

Funiculus

White matter - Bundles of axons in a specific area of spinal cord (CNS)

Tract

White matter - Bundles of axons within the CNS that share a common origin and destination

Peduncle

White matter - Stalk like structure composed of tracts connecting two regions of the brain

Ganglion

Cluster of neuron cell bodies in the PNS

Nerve

Bundle of Axons in the PNS

Nerve Plexus

Network of nerves in the PNS

Pathway

Composed of two or more neurons that relay nerve signals between the CNS PNS and body structures

Frontal Lobe Functions

1. Primary Motor Cortex

2. Premotor cortex

3. Frontal eye field

4. Motor speech area

5. Prefrontal fortex

Insula Functions

1. Primary Gustatory Cortex

Parietal lobe Function

1. Primary Somatosensory Cortex

2. Somatosensory association area

Occipital Lobe functions

1. primary visual cortex

2. Visual association area

Temporal love functions

1. Primary Auditory cortex

2. Auditory association area

3. Primary Olfactory cortex

Association areas

Integrate and store information, connected to respective region

Wernickes area

Integration from many association areas from different lobes

Example of projection tract

Internal Capsule

Example of Commissural tract

Corpus Callosum

Anterior Commissure

Examples of Association tracts

Longitudinal Fasciculi

Arcuate fibers

Mammary body function

Olfactory sensation and Swallowing

Order of meninges from superficial to deep.

1. Cranial bones

2. Dura mater

3. Arachnoid mater

4. Pia Mater

Skeletal Muscle is

1. Striated

2. Multinucleate

3. Neurogenic

Cardiac muscle is

1. Striated

2. Uninucleate

3. Myogenic

Smooth muscle is

1. Not striated

2. uninucleate

3. Myogenic or neurogenic

Myofibril

Long, cylindrical contractile element within muscle cells, displays striations

Fascicle

Bundle of muscle cells

Myofilaments

Short filamentous proteins of different thicknesses

Muscle fiber

Elongated, multinucleated cylindrical cell displays striations

Muscle

Multiple fascicles housing many muscle fibers, connective tissue coverings, blood vesselsa and nerves

In smooth muscle what binds calcium ions to form cross bridges

calmodulin

Diencephalon contains

Epithalamus, Thalamus, Hypothalamus

Telencephalon

Cerebrum

Metencephalon

Pons and Cerebellum

Myelencephalon

Medulla oblongata

Mesencephalon

Mid brain

Fast glycolytic fibers have

little myoglobinT

Tendons are made from

Dense regular connective tissue

Superficial fascia is made from

Areolar & adipose

Deep fascia is made of

Dense irregular CT

Epimysium is made of

Dense irregular CT

Endomysium is made of

Areolar

Perimysium is made of

Dense irregular CT