Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
58 Cards in this Set
- Front
- Back
|
What are the two main divisions of the Skeletal System?
|
axial skeleton and appendicular skeleton |
|
|
Axial skeleton
|
longitudal (attached to the midline) axis of the body, 80 bones of the skull and bones
|
|
|
Appendicular skeleton |
(appendages) 126 bones, allows us to move and manipulate objects
|
|
|
What are the 8 Cranial Bones?
|
frontal, parietal(2), occipital, temporal (2), sphenoid, ethmoid
|
|
|
What is the Maxilla?
|
upper jaw (2) |
|
|
What is the Mandible?
|
Lower jaw bone (only moveable facial bone-1)
|
|
|
What is the Zygomatic Bone?
|
Cheek bones (2)
|
|
|
Where are the Lacrimal bones?
|
the eye sockets |
|
|
What is the function of the Hyoid Bone?
|
Supports the larynx (voice box), attaches muscles of the larynx, pharynx, and tongue
|
|
|
How many Vertebrae are there in the Vertebral column?
|
24 vertebrae
|
|
|
How many Vertebrae are there in the Cervical column?
|
7 vertebrae |
|
|
How many Vertebrae are there in the Thoracic column?
|
12 vertebrae |
|
|
How many Vertebrae are there in the lumbar column?
|
5 vertebrae |
|
|
What is the Sacrum?
|
the bottom part of the spinal column
|
|
|
What is the Coccyx?
|
the very bottom portion of the spine; the tailbone
|
|
|
Atlas
|
first cervical vertebrae |
|
|
Axis |
second cervical vertebrae |
|
|
What are the three main parts of the Thoracic Cage?
|
thoracic vertebrae, ribs, sternum (breastbone)
|
|
|
How many True ribs are there?
|
ribs 1-7 |
|
|
How many False ribs are there?
|
ribs: 8-12 (11&12 are floating ribs)
|
|
|
Why are false ribs referred to as “false”
|
they are not directly connected to the spine
|
|
|
What are the three parts of the Sternum
|
manubrium, sternal body, & xiphoid process |
|
|
Manubrium |
broad upper part of the sternum
|
|
|
Sternal body |
the middle portion of the sternum
|
|
|
|
small part found inferior to the body of the sternum
|
|
|
Where is the Pectoral Girdle?
|
(Shoulder girdle) connects the arms to the shoulders, provide a base for arm movement
|
|
|
What are the two bones we talked about that are part of the Pectoral girdle?
|
consists of 2 clavicles and 2 scapulae
|
|
|
What is the name of the arm bone?
|
Humerus (articulates with the pelvic girdle)
|
|
|
What are the names of the two bones of the the forearm?
|
Ulna (medial) and radius (lateral)
|
|
|
Where would one find the carpal bones?
|
bones found in the hand (manus)
|
|
|
How many carpal bones are there?
|
there are 8 (4 proximal carpal & 4 distal carpal)
|
|
|
Where are the metacarpals?
|
The 5 long bones of the hand; I-V from lateral (thumb) to medial
|
|
|
what are phalanges? |
The bones in your fingers/toes (14 total finger bones) (14 toe bones)
|
|
|
Where is the Pelvic Girdle?
|
Part of the pelvis and that's made up of 2 hip bones (coral bones)
|
|
|
What are the coxal bones?
|
the 2 hip bones |
|
|
What three bones are fused to make up the coxal bones?
|
ilium, ischium, and pubis bones
|
|
|
What is the Acetabulum?
|
The hip socket; it's the meeting point of the ilium, ischium, and pubis
|
|
|
Thigh bone |
femur |
|
|
What's the name of the bone that makes up your kneecap |
patella |
|
|
What are the two bones of the leg?
|
tibia (shinbone) and fibula (attaches muscles to feet and toes)
|
|
|
What are Tarsals?
|
ankle bones |
|
|
What are Meta Tarsals?
|
foot bones |
|
|
What is the calcaneus?
|
the heel bone |
|
|
What does Diarthrosis mean?
|
freely movable joints (synovial joints)
|
|
|
Flexion |
reduces angles between elements |
|
|
Extention |
increases angles between elements |
|
|
Hypertension |
extreme extension anatomical position
|
|
|
Abduction |
moves away from longitudinal axis
|
|
|
Adduction |
moves towards longitudinal axis
|
|
|
Circumduction
|
circular motion without rotation
|
|
|
Pronation |
(palms in) rotates forearm, radius over ulna |
|
|
Supination |
(palms out) forearm in anatomical position
|
|
|
Gliding synovial joint |
end of clavicles, between carpals and tarsals |
|
|
Hinge synovial joint |
between occipital bones and atlas, elbow, knee, ankle |
|
|
Pivot synovial joint |
rotation of the head, pronation and supination of the ulna |
|
|
Ellipsoid synovial joint |
between radius and carpals, in the phalanges
|
|
|
Saddle synovial joint |
thumbs |
|
|
Ball and socket synovial joint |
shoulder and hip joints
|
