Chapter 3 Flashcards
(78 cards)
Chromatin
Structured component of the nucleus
Chromosome
Thread like structures within the nucleus composed of deoxyribonucleic acid
Metabolism
Sum of all physical and Chemical changes that take place in a cell
Deoxyribonucleic acid (DNA)
Molecule that hold genetic information
Organelle
Cellular structure that provides a specialized function
Anatomical position
1- the person stands elect 2- facing forward 3- the arm are at the side of body with the palms turned forward 4- the feet parallel each another
Body planes
1 - coronal ( frontal) anterior and posterior 2- transverse( horizontal) top and bottom 3-midsagittal right and left halves
Medial
Pertaining to the midline of the body or structure
Lateral
Pertaining to a side
Superior
( Cephalad) toward the head or upper portion of the structure
Inferior (caudal )
Perming to away from the head or toward the tail or lower part of a structure
Proximal
nearer to the center or to the body
Distal
Further from the center or point of attachment to the body
Anterior( ventral)
Front of the body
Posterior(dorsal)
Back of the body
Parietal
Pertaining to the outer wall of the body cavity
Visceral
Pertaining to the viscera or internal organs
Prone
Lying on the abdomen, face down
Supine
Lying horizontally on the back face up
Inversion
Turning inward or inside out
Eversion
Turning outward
Palmar
Pertaining to the palm of hand
Plantar
Pertaining to the sole of foot
Superficial
Toward the surface of the body ( external)