Anatomy concepts for written test 1

Question 1

Where does the spinal cord terminate?

Answer 1

L1 L2

Question 2

3 types of scoliosis?

Answer 2

Idiopathic, Neuromuscular, Congenitial

Question 3

What motion is this?

Answer 3

Protrusion and Retrustion of the Temporomandibular joint

Question 4

What is this movement?

Answer 4

Opposition and reposition

Question 5

What is this movement?

Answer 5

Medial Abduction and Lateral abduction

Question 6

The dural sac ends at what vertebrae?

Answer 6

S2

Question 7

How many vertebrae are there?

Answer 7

33

Question 8

How many spinal nerves are there?

Answer 8

31

Question 9

What is the myotome for internal shoulder rotation?

Answer 9

C6, C7, C8

Question 10

What is the myotome for external rotation?

Answer 10

C5

Question 11

What is the myotome for shoulder flexion?

Answer 11

C5

Question 12

What is the myotome for shoulder extension?

Answer 12

C6 C7 C8

Question 13

What dermatome is in line with the nipple?

Answer 13

T4

Question 14

What is the dermatome of the middle finger?

Answer 14

C7

Question 15

What are the two ligaments in the spinal canal?

Answer 15

Ligamentum Flavum and Posterior Longitudnal ligament

Question 16

What ligament in the spinal canal can hypertrophy and cause problems?

Answer 16

Ligamentum Flavum

Question 17

How many muscles attach to the scapula?

Answer 17

20

Question 18

How many spinal nerves are in each region?

Answer 18

Cervical (8)
▪ Thoracic (12)
▪ Lumbar (5)
▪ Sacral (5)
▪ Coccygeal (1)

Question 19

What does T1 myotome do?

Answer 19

Finger abduction/adduction

Question 20

The Carotid sinus is a _____ While the carotid body is a ______

Answer 20

Baro-Receptor …

Chemoreceptor

Question 21

What is the main nerve of the Perineal muscles? (Pelvic floor)

Answer 21

Pudendal Nerve “S3 S4 keep peepeepoopoo off the floor”

Question 22

What do the deep urogenic muscles do?

Answer 22

Constrict urethra

Question 23

What are the 3 muscles of the Levator Ani group? (Deepest layer)

Answer 23

Puborectalis, Pubococcygeus, and Iliococcygeus

Question 24

The Detrusor muscle ______ to the pelvic floor muscles.

Answer 24

Works in opposition

Question 25

The pelvic floor is predominantly what muscle fibers? What ratio?

Answer 25

Slow twitch 70/30

Question 26

The obturator internus (pelvic floor) has it’s own nerve called…

Answer 26

Obturator Internus nerve

Question 28

The puborectalis provides what function?

Answer 28

Opens or closes rectal angle depending on if you’re standing or sitting

Question 29

The pelvic floor works as a sump-pump, what does this mean?

Answer 29

Pump for lymphatic system

Question 30

The pelvic floor and the diaphram….

Answer 30

Move at the same time to control pressure of abdominal cavity “move like a PISTON”

Question 31

True or false: If you have overactive pelvic floor muscles, you need to do kegels.

Answer 31

False, not good for overactive muscles.

Question 32

What is a prolapse?

Answer 32

When one organ protrudes into another?

Question 33

The floor of the thoracic cavity is the:

Answer 33

Diaphram

Question 34

What are these 2 structures?

Answer 34

Superior and inferior thoracic aperture

Question 35

The first rib is a ____ joint, the rest are _____

Answer 35

First rib: Fibrocartiliginous

Rest: Synovial

Question 36

Thoracic vertebrae have ____ for the ribs

Answer 36

Demifacets (superior and inferior)

Question 37

If we are looking at the 7th thoracic vertebrae, what rib # attaches to its SUPERIOR demifacet

Answer 37

Rib 7

Question 38

How many true ribs? False ribs? Floating?

Answer 38

True ribs: 1-7

False ribs: 8-10

Floating: 11, 12