HESI Entrance Exam Study guide
body planes - -Correct answer-imaginary lines used for
reference; they include the median plane, the coronal plane,
and the transverse plane.
Median Plane - -Correct answer-divides the body into right
and left halves. Also called the midsagittal plane.
Planes of the Body - -Correct answer-...
Coronal Plane - -Correct answer-divides the body into front
and rear sections. Also called the frontal plane.
Frontal plane - -Correct answer-divides the body into front
and rear sections. Also called the coronal plane.
Horizontal Plane - -Correct answer-divides the body into a
superior (or upper) and an inferior (or lower) section. Also
called the transverse plane.
Median Plane - -Correct answer-divides the body into right
and left halves. Also called the midsagittal plane.
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Midsagittal Plane - -Correct answer-divides the body into
right and left halves. Also called the median plane.
Transverse Plane - -Correct answer-divides the body into a
superior (or upper) and an inferior (or lower) section. Also
called the horizontal plane.
Direction and Location - -Correct answer-...
Anterior - -Correct answer-front side of the body, also known
as ventral.
Caudal - -Correct answer-in quadrapeds, the tail end [see
inferior].
Cranial - -Correct answer-above or near the head, also known
as superior.
Distal - -Correct answer-farthest end from the trunk or head.
Dorsal - -Correct answer-back side of the body, also known as
the posterior.
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Inferior - -Correct answer-below also, toward the feet.
Infra- - -Correct answer-prefix meaning below or under.
Lateral - -Correct answer-away from the midline.
Medial - -Correct answer-toward the midline.
Posterior - -Correct answer-back side of the body, also known
as the dorsal.
Proximal - -Correct answer-closest part nearest the trunk or
head.
Superior - -Correct answer-above or near the head, also
known as cranial.
Supra- - -Correct answer-prefix meaning above or over.
Ventral - -Correct answer-front side of the body, also known
as anterior.
Parts of the Human Skull - -Correct answer-...
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Calvarium - -Correct answer-includes the brain case.
Cranium - -Correct answer-includes the face and the
calvarium.
Mandible - -Correct answer-the lower jaw.
Skull - -Correct answer-includes both the cranium and
mandible.
Bones of the Skull - -Correct answer-...
Ethmoid bone - -Correct answer-sieve-like spongy bone
located in the anterior part of the floor of the cranium
between the orbits. The ethmoid is the principal supporting
structure of the nasal cavity.
Frontal bone - -Correct answer-forms the forehead, the roofs
of the orbits, and most of the anterior part of the cranial
floor.
Inferior Nasal Conchae - -Correct answer-one of three scroll-
like bones that project from the lateral wall of the nasal
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