Bone Markings Flashcards
What bones does the axial skeleton consist of
The cranial bones, facial bones, hyoid bone, vertebral column and the thorax
What are the bones of the cranium
1 Frontal bone
1 occipital bone
2 temporal bones
2 parietal bones
1 sphenoid bone
1 ethmoid bone
What are the facial bones
1 mandible
1 vomer
2 zygomatic bones
2 maxilla
2 lacrimal
2 nasal
2 palatine
2 inferior nasal conchae
T/F
The hyoid bone articulates with other bones
False
How foes the hyoid bone articulate to other bones
Through ligaments
How many cervical vertebrae are there
7
What does the atlas articulate with
The occipital condyles of the occipital bone
By articulating with the occipital condole, what does this connection between the occipital and atlas allow us to do
Move our head up and down
What does the axis articulate with
The atlas and C3
By articulating with the atlas, what does this connection between the atlas and axis allow us to do
Move our head left and right
How many thoracic vertebrae are there
12
How many lumbar vertebrae are there
5
How many fused bones does the sacrum consist of
5
How many bones does the coccyx consist of
4
How many ribs are there
12 pairs
Or
24
What ribs are the true ribs
Rib pairs 1-7
What ribs are the false ribs
Rib pairs 8-12
What ribs are floating ribs
Rib pairs 11-12
What bones make up the shoulder girdle
The clavicle and scapula
What bones make up your entire arm
Humerus
Radius
Ulna
Carpal bones
Metacarpals
Phalanges
What are the carpal bones
Scaphoid
Lunate
Triquetrum
Pisiform
Trapezium
Trapezoid
Capitate
Hamate
What bones make up the os coxae
Ilium
Ischium
Pubis
What bones make up your entire leg
Femur
Patella
Tibia
Fibula
Tarsals
Metatarsals
Phalanges
What are your tarsal bones
Calcaneus
Talus
Navicular
Cuboid
Medial cuneiform
Intermediate cuneiform
Lateral cuneiform
What is a foramen
A hole in a bone
How many foramina do cervical vertebrae consist of and why
3 foramina
For blood vessels and nerves
What does meatus mean
A canal in a bone
What does fossa mean in regards to bone
A shallow indented surface on a bone
What does process mean in regards to bone
An extension of bone
What does tuberosity mean
Roughened slightly raised area on a bone
Usually the site of a tendon or ligament attachment
What does tubercle mean
A bump on a bone that is more elevated than a tuberosity
Site of muscle attachment
What is a trochanter
A large projection of bone in the femur
What is a condyle
Surface of bone that forms a joint with another bone
T/F
Foramina allow nerves, arteries, and veins to pass through
T
T/F
Condyles are covered by hyaline cartilage that form portions if joints
T
What is a capitulum
A condyle that forms a joint with the radius
What is a trochlea
A condyle that forms a joint with the ulna
What is the medial epicondyle of the humerus
The ulnar nerve that travels along the posterior side of that protrusion
What is the ischial tuberosity
The attachment of the hamstrings
This bears weight when we sit
What id the greater sciatic notch
The passage of the large sciatic nerve to the back of the leg
What is the pubic symphysis
The fibrocartilage joint between two pubic bones
What is the acetabulum
The hip socket
What is the glenoid fossa
The shoulder socket
What is another name for the dens on the axis vertebrae
Odontoid process
What is the sternal angle
The attachment if the 2nd rib
What is the xiphoid process
Cartilaginous extension of the inferior sternum
What structures will only be found on the complete skull because they are found at cranial joints
The jugular foramen and the infraorbital fissure
What is the significance of the internal acoustic meatus
Its the location of the inner ear
What is the significance of the external acoustic meatus
The passageway to the middle ear through the temporal bone
What is the significance of the carotid canal
Passageway for the carotid artery which is the major artery that supplies oxygen to the brain
What is the significance of the optic foramen
Passageway for the optic nerve for sight
What is the significance of the sella turcica
Bony protection for the pituitary gland
What is the significance of the cribriform plate
Passageways for the olfactory nerves for smell
What is the significance of the middle and superior conchae
Bony projections of the ethmoid bone covered by mucus membranes that also warm and moisten air
What is the significance of the mastoid process
Protrusion behind the ear on skull
Point of attachment for some neck muscles
What is the significance of the crista galli
Place where meninges attach
What is the significance of the occipital protuberance
Helps identify male or female skull
What is the significance of the foramen magnum
Passageway for brain stem that will continue as the spinal cord below the occipital bone
What is the significance of the jugular foramen
Passageway for the jugular vein
Major vein that drains blood from the brain
Name the specific artery that passes through the carotid canal
Carotid artery
What structures pass through the optic foramen
Nerves for sight
What passed though the cribriform plate
Olfactory nerves for smell
What bones have a Coronoid process
Mandible
Humerus
Ulna
Name the boned that function as turbines for the passage of air
Middle and superior conchae
What are features that help determine if it is a male skull
Eye orbit is more square than round
Supraorbital ridge is more pronounced
Superior ridge of zygomatic process extends beyond the external auditory meatus
Pronounced occipital protuberance
Mandible more like a “U” or square shape
What bones articulate to form the shoulder
Clavicle
Humerus
Scapula
What bones articulate to form the knee
Patella
Femur
Tibia
Fibula
Where is the glenoid fossa cavity located
The shoulder joint
What facial bones are not paired
Mandible and vomer
