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ch 4

whole body terminology

smallest and most numerous structural unit cells
study of cells cytology
surrounds and protects the cell cell membrane
control center of the cell nucleous
material outside the nucleous cytoplasm
prime source of energy for the cell mitochondria
groups of cells form tissues
groups of tissues form organs
groups of organs form systems
four types of tissue found in the body epithial;connective;muscle;nervous
study of tissues hystology
covers internal and external organs epithealial tissue ; intestines
supports and connects tissues, organs and other body parts connective tissue; cartilage
flex and contracts, includes smooth, skeletal and cardiac muscle tissue
relays information throughout the body nervous tissue
12 body systems muscular; endocrine; lymphatic; integumentary;nervous; skeletal; cardiac; reproductive; urinary; digestive; special senses
body erect, eyes forward and palms facing outward is referred to as anatomical position
vertical plane that divides the body into anterior and posterior portions frontal/coronal plane
horizontal cross section dividing the body into superior and inferior portions transverse/horizontal plane
vertical pland that divides the body into left and right portions midsaggital plane
cavity that contains lungs, heart, aorta, esophagus and trachea thoracic cavity
cavity that contains liver, gallbladder, spleen, stomach, pancreas, intestines and kidneys abdominal cavity
cavity that contains the urinary bladder and reproductive organs pelvic cavity
cavity that contains the brain cranial cavity
cavity that contains the nerves of the spinal cord spinal cavity
the abdomen in divided into these RUQ;LUQ;RLQ;LLQ
vertebrae of the neck cervical; C1-C7
vertebrae of the chest thoracic; T1-T12
vertebrae of the lower back lumbar; L1-L5
five bones fused together, found after the lumbar region sacral
4 bones fused together, also known as the tailbone coccyx
toward the front of the body anterior
the back of the body posterior
towards the head superior
towards the feet inferior
midline of the body medial
away from the midline of the body, on the side lateral
close to the origin of the body part or near the point of attachment proximal
farther from the origin of the body or away from the point of attachment distal
pertaining to palm of the hand palmar
pertaining to the sole of the foot plantar
moving away from midline abduction
moving toward midline adduction
pertaining to the outer wall of the body parietal
pertaining to the internal organs or viscera visceral
turning a body part inward inversion
turning a body part outward eversion
lying flat on the back, legs straight, arms at side supine
lying face down on the abdomen, legs straight, arms at side prone
region of the abdomen located between the hypochondriac region in the upper section of the abdomen epigastric region
region of the abdomen located in the center between the lumbar regions umbilical region
region of the abdomen located in the lower portion of the abdomen between the inguinal regions hypogastric region
towards the tail caudal
pertaining to the head cranial
palms of the hands turned inward or upwards supination
palms of the hands turned downwards or inwards pronation
found within the nucleus; controls the functions of the body chromosomes
chromosomes are also known as DNA
regions of the chromosomes responsible for hereidatary characteristics genes
enzymes produced by this organelle destroy bacteria by digesting them lysosomes
this organelle synthesizing protien ribsomes
failure in development resulting in the absence of an organ aplasia
any abnormal development of cells, tissues, or organs dysplasia
increase cells of a body part; excessive formation hyperplasia
incomplete development of an organ or tissue; decrease in cells hypoplasia
new and abnormal development of cells; may be benign or malignant neoplasia
number of abdominal regions nine
region 1 right hypochondriac
region 2 epigastric
region 3 left hypochondriac
region 4 right lumbar
region 5 umbilical
region 6 left lumbar
region 7 right inguinal/iliac
region 8 hypogastric
region 9 left inguinal/iliac
towards the surface of the body superficial
towards the inside of the body deep
Created by: clarevoyant1019



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