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24 Cards in this Set

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  • Back
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cell membrane
outer covering of cell, allows some substances to pass into and out of cell while denying passage to others
protoplasm
substance within cell membrane, composed of cytoplasm and karyoplasm

essential matter of living cell
proto = first
-plasm = a thing formed, plasma
karyoplasm
substance of cell's nucleus, contains gennetic matter
cytoplasm
all protoplasm outside the nucleus, provides storage and work areas for the cell
tissue
grouping of similar cells that together perform specialized functions

four types: epithelial, connective, muscle, nerve
epithelial tissue
sheet-like arrangements of cells
connective tissue
forms supporting network for organs of the body, sheaths the muscles, and connects muscles to bones and bones to joints
muscle tissue
three types: voluntary or striated, cardiac, and involuntary or smooth
nerve tissue
consists of nerve cells (neurons) and interstitial tissue
superior
above, in an upward direction
super/i = upper
-or = a doer
anterior
in front of or before
anter/i = toward the front
-or = a doer
posterior
toward the back
poster/i = behind, toward, the back
-or = a doer
cephalad
toward the head
cephal = head
-ad = pertaining to
medial
nearest the midline
medi = toward the middle
-al = pertaining to
lateral
to the side
later = side
-al = pertaining to
proximal
nearest the point of attachment
proxim = near the point of origin
-al = pertaining to
distal
away from the point of attachment
dist = away from the point of origin
-al = pertaining to
ventral
the same as anterior, the front side
ventr = near the belly side
-al = pertaining to
dorsal
the same as posterior, the back side
dors = backward
-al = pertaining to
midsagittal plane
vertically divides the body as it passes through the midline to form a right and left half
transversrse or horizontal plane
divides the body in superior and inferior portions
inferior
located below or in a downward direction
infer/i = below
-or = a doer
coronal or frontal plane
any plane that divides the body at right angles to the midsagittal plane, divides the body into anterior (ventral) and posterior (dorsal) portions
cavity
hollow space containing body organs

front: vental or anterior cavities
-thoracic = heart and lungs
-abdominal = kidneys, stomach, intestines
-pelvic = reproduction and elimination organs

back: dorsal or posterior cavities
-cranial = brain
-spinal = spinal cord