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A&P Lab 4
Classification & structure of bones
Term | Definition |
---|---|
Skull | Entire head Facial bones Cranial bones |
Facial Bones | Eyes Nose Mouth |
Sternum | Middle of the chest |
Vertebre | Supports Spinal Cord |
Sacrum | Above tailbone |
Coccyx | Tailbone |
Ribs | Rib cages |
Hyoid Bone | Protects thyroid gland |
Clavicle | Collar Bone |
Scapula | Shoulder blade |
Humerus | Brachial |
Radius | Antebrachial outside |
Ulna | Antebrachial Inside |
Carpals | wrists |
phalanges | fingers |
metacarpals | in between phalanges and carpals |
coxal bone | Hip bone |
ilium | upper larger part of hip bone |
Ischium | Smaller lower part of the hip bone |
Pubis | In between the ischium |
Femur | Thigh |
Patella | Knee |
Tibia | Crural Larger inside bone |
Fibula | Crural Smaller outside bone |
Foot: tarsals | ankles |
Foot: phalanges | toes |
Foot: metatarsals | in between toes and ankle |
diaphysis of the bone | middle outside of the bone |
epiphysis of the bone (2) | 2 ends of the bone proximal epiphysis Distal epiphysis |
epiphyseal line of the bone | line between proximal epiphysis and diaphysis |
articular cartilage of the bone | end of bone where bone connects to joint |
spongy bone | looks like a sponge |
medullary cavity of the bone | inside of the bone |
periosteum of the bone | connective tissue surrounding bone |
perforating fibers of the bone | connects the periosteum to the bone |
Lamellae | layers of the bone constential lamellae circumferential lamellae |
Osteon | pillar |
central Canal | Carries Bone marrow Blood vessels |
Central arteries | runs in the central canal |
Canaliculi | Tiny canals going to and from the central canal |
Lacunae | houses the nucleus ( osteocytes ) |
Osteocytes | cells |
Perforating canals | Canals that run from central canals to the medullary cavity |
Squamous suture | In between temporal & parietal bones |
Coronal suture | In between frontal & parietal bones |
Lambdoid suture | In between occipital & parietal bones |
Sagittal suture | In between parietal bones |
Ethmoid bone | In between the eyes |
Frontal bone | Forehead |
Temporal bone | ears side of head |
Parietal bone | On top of head; separated in two |
Occipital bone | Back of the head |
Sphenoid bone | Temples Behind the eyes |
Mandible ( edible ,chew ) | Chin |
Maxilla bone | top lip |
Palatine bone | Pallete |
Zygomatic bone | Cheekbone |
Lacrimal bone | Top sides of nose |
Nasal bone | nose bone |
Inferior nasal conchea | Bottom sides of nose |
Vomer | coming off of top lip |