BIOL 2600 Lecture Notes - Lecture 2: Antibody, Gamete, Peritonitis
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SET 2
Anatomic Position
Standing straight, palms facing forward
Midsagittal
This vertical plane, aka the midline divides the body into equal left and right halves
Sagittal
This vertical plane divides the body into unequal left and right portions
Frontal
This vertical plane aka the coronal divides the body into anterior (front) and posterior (back)
Transverse
This horizontal plane divides the body into superior and inferior portions. This plane can be at
any other level across the body
Ventral
Front, or belly side of the organ (body direction)
Dorsal
Back side of the organ (body direction)
Anterior
Situated in the front (body direction)
Posterior
Situated in the back (body direction)
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Superior
Uppermost, above, or toward the head (body direction)
Inferior
Lowermost, below, or toward the feet (body direction)
Cephalic
Toward the head (body direction)
Caudal
Toward the lower part of the body (body direction)
Proximal
Situated nearest the midline or beginning of a body structure (body direction)
Distal
Situated farthest from the midline or beginning of a body structure (body direction)
Medial
The direction toward or nearer the midline (body direction)
Lateral
The direction toward or nearer the side and away from the midline (body direction)
Transverse
Frontal
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Sagittal
Dorsal (Cavity)
Located along the back of the body and head, contains organs of the nervous system that
coordinate body functions
Dorsal (Cavity)
This cavity contains the cranial cavity and spinal cavity
Cranial (Cavity)
This cavity is located within the skull, it surrounds and protects the brain
Spinal (Cavity)
This cavity is located within the spinal column, it surrounds and protects the spinal cord
Ventral (Cavity)
This cavity is located along the front of the body and contains the organs which maintain
homeostasis
Ventral (Cavity)
This cavity contains the thoracic cavity, abdominal cavity, and the pelvic cavity
Thoracic (Cavity)
This cavity is also known as the chest cavity or thorax, it surrounds and protects the heart and
lungs
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