Flashcards in Day 6 Deck (23)
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What are the examples of synovial pivot (diarthrosis trochoid) joint?
median atlanto-axial joint and proximal radio-ulnar joint
1
What is the shared morphological characteristic of diarthrosis trochoid joints?
an oseous pivot point and an osteo-ligamentous ring
2
What are examples of diarthrosis condylar or diarthrosis bicondylar joints?
temporomandibular joint and femur-tibia joint of the knee
3
What are examples of diarthrosis ellipsodial joints?
radiocarpal joint of the wrist, metacarpo-phalangeal joints of the hand, metatarsal-phalangeal joints of the foot and the atlanto-occipital joint of the vertebral column
4
Which synovial joint classifications are now often interchanged in textbooks?
ellipsoidal and condylar synovial joints
5
What are examples of synovial saddle (diarthrosis sellar) joints?
carpometacarpal joint of the thumb, talocrural joint of the ankle and the calcaenocuboid joint of the foot
6
What are examples of diarthrosis enarthrosis joints?
femur-acetabulum of the innominate articulation at the hip and the humerus- glenoid cavity of the scapula articulation at the shoulder
7
What is the number of vertebrae in a typical adult?
26 segments
8
What is the number of vertebrae in a typical spine?
24 segments
9
What constitutes the spine
the 24 presasral segments; the cervical, thoracic and lumbar vertebrae
10
Which mammals have more than seven cervical vertebrae?
the ant bear and three toed sloth
11
which mammals have less than seven cervical vertebrae?
the manatee and two toed sloth
12
What is the length of a typical male spinal column?
about 70 centimeters or 28 inches
13
what is the length of a typical female spinal column?
about 60 centimeters or 25 inches
14
What is the length difference between a typical male and typical female spinal column?
about 3 inches
15
What is the length of the male cervical region (both measurements)?
about 12 centimeters or 5 inches
16
What is the length of the male thoracic region (both measurements)?
about 28 centimeters or 11 inches
17
what is the length of the male lumbar region (both measurements)?
about 18 centimeters of 7 inches
18
What is the length of the male sacrum (both measurements)?
about 12 centimeters or 5 inches
19
How does the vertebral column participate in the skeletal formation?
ribs are formed from the costal process of the embryonic vertebral template
20
What levels of the vertebral column specifically accommodate weigh bearing transfer?
S1-S3 at the auricular surface
21
Distinguish between motion and locomotion
motion is movement without travel; locomotion is movement to a new site or location
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