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Flashcards in Exam 2- PPT1 Deck (72)
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1

What are the other names for the intervertebral motor unit?

Functional motor unit
Physiological motor unit
Vertebral motor unit

2

What is the definition of an intervertebral motor unit?

2 adjacent vertebrae and their contiguous structures

3

Flexion of the vertebrae: ______ the IVF
Flexion of the spine: _______ cervical/lumbar lordosis but _________ the thoracic kyphosis

Opens up the IVF
Decreases; increases

4

Extension of the vertebrae: ______ the IVF
Extension of the spine: ______ Cervical/lumbar lordosis but ________ the thoracic kyphosis

Closes the IVF
Increases Cervical/lumbar lordosis but decreases the thoracic kyphosis

5

What are the 7 functions of the vertebral column

Protection and transmission
Stabilization
Support and weight bearing
Shape and position
Motion
Skeletal formation
Resiliency

6

How does the vertebral column function in protection and transmission

Protects the spinal cord and trasmits nerves to other parts of the body

7

How does the vertebral column function in stabilization

Used for attachment of muscles and ligaments

8

How does the vertebral column funciton in support and weight bearing?

Supports the head and bears the weight of the entire body except the legs

9

How does the vertebral column function in shape and position

Provides erectness and body contours or shape

10

How does the vertebral column function in motion

Allows for flexible movement

11

Inferior border of the scapulae when upright is in line with the tip of spinous ____ and when lying down tip of the spinous ______

T9
T6

12

What is the name of the common fracture that occurs at the tip of spinous of C-7

Clay shoveler’s

13

What is the most common areas of thoracic compression fracture

Body of T-11 or 12

14

What is the most common areas for lumbar compression fracture?

Body of T-12/L1

15

What is the most common area for sacral fracture?

Horizontal fracture at the end of the 3rd or 4th sacral tubercle area

16

In cervical lateral bending: vertebral body moves the ______ direction as the lateral bending. The spinous process moves to the ______ side.

Same direction (ispilateral)

Opposite side (contralateral side)

17

In lumbar lateral bending: the vertebral body moves to the _____ side as lateral bending and the spinous process moves to the _____ side

Opposite side (contralateral)
Same side (Ipsilateral)

18

What is the definition of subluxation?

Loss of proper vertebral joint function that may affect proper nerve function and good health

19

Where does fertilization take place?

Distal 1/3rd of the Fallopian tube

20

It takes _______ (time frame) before it enters the uterus

1 week

21

What implants in the uterus on day 7?

The blastocyst

22

What are the first 2 main structures to begin developing in the embryo?

The spine and nervous system
The heart and vascular system

23

The round egg flattens out and becomes the ________

Germ disc

24

The ectodermal floor of the amniotic cavity thickens and the center of the midline ceases and becomes the ______ ______

Neural streak (neural plate)

25

The neural streak invaginates and becomes the ______ ______

Neural groove

26

What is the beginning of the overall NS?

Neural groove

27

What is the group of cells called that form from mesoderm and will form the cephalic portion of the embryo called?

Primitive node or hensen’s node

28

What marks the longitudinal axis of the embryonic body and will form the guide to further spinal devleopment

Notochord

29

The spine begins to form during the _______ embryonic week

2nd

30

How many pairs of somites are there?

42 to 44