GLY 1102 Topic 18 – Basic Dinosaur Anatomy

The three main bones of the hind limb are the:
femur, fibula, and tibia
The scapula is the largest bone at shoulder girdle.
True
____ means pertaining toward the head end of the dinosaur.
Anterior
The metatarsals are the bones between tarsals and phalanges.
True
_______ are the main bones of the upper jaw joints at the posterior of the skull.
Quadrates
_____ vertebrae are those of the hip region.
sacral
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_____ are small bones in front of the eye socket.
Lachrymals
_____ means pertaining toward the rear end of the dinosaur.
Posterior
_____ are paired bones at the posterior of the skull.
Squamosals
_____ refers to the lower opening of temporal region of the skull.
Inferior or lateral temporal fenestra
The ____ connects the pelvis with the sacral vertebrae along the medial surface.
ilium
The _____ is the smaller of the two lower leg bones which is attached to the tibia.
fibula
The shoulder girdle of dinosaurs consists of the:
scaplula and smaller coracoid
Many caudal vertebrae have an arch-like structure called a _____ ventral to the centrum.
chevron
The _____ is the axis aligned along the head-neck-body-tail, an imaginary plane dividing the dinosaur into two equal bilateral parts.
midline
Some dinosaurs had numerous teeth cemented together to form an extensive shearing and grinding surface called _____.
dental batteries
_____ refers to the belly side of the dinosaur.
Ventral
_____ refers to the back side of the dinosaur.
Dorsal
A spool-shaped structure in the ventral side of a vertebra, which connects to the same structure of adjacent vertebrae, is called a _____.
centrum
Bipedal dinosaurs habitually walked on their hind limbs, always having longer front limbs.
False
____ vertebrae are those of the neck, located between the head and back.
Cervical
The _____ is the upper forearm of foreleg that connects to the scapula at the shoulder.
humerus
The _____ is the larger of the two lower forearms/forelegs.
ulna
_____ are the paired bones that make up the rear dorsal surface of the dinosaur skull.
Parietal bones
The _____ is a bony knob connecting the skull to the backbone.
occipital condyle
_____ vertebrae are those of the tail.
Caudal
The average dinosaur skeletons contain approximately 300 bones.
True
Individual vertebrae have a spool-shaped structure on their ventral side called the ______.
centrum
The metacarpals are the bones between the carpals and phalanges.
True
____ refers to the upper opening of the temporal region of the skull.
Supratemporal fenestra