Exam 2 Neuroanatomy Intro

Question 1

What are the 3 large arteries supplying the spinal cord?

Answer 1

Posterior, Anterior

Question 2

3 parts of the brain stem?

Answer 2

Midbrain
PONS
Medulla oblongata

Question 3

Which lobes is for hearing?

Answer 3

Temporal

Question 4

What divides the L & R rear of the spinal cord?

Answer 4

Posterior median sulcus

Question 5

What divides the front L & R of the spinal cord?

Answer 5

Anterior median fissure

Question 6

What 2 areas do the spinal cord L & R sides talk to each other?

Answer 6

Lamina X & Anterior White Commisure

Question 7

Sensory Information enters where in the spinal cord

Answer 7

Dorsal Horns

Question 8

Where does motor function exit the in the spinal cord?

Answer 8

Ventral Horns or Anterior Horns

Question 9

Segmental arteries feed what and come from?

Answer 9

They feed the anterior & 2 posterior spinal arteries & come from chest & neck

Question 10

Excessive thoracic kyphosis leads to?

Answer 10

heart issues & decreased lung volume

Question 11

Scoliosis often accompanied by what?

Answer 11

kyphosis

Question 12

Vertebral arches do what?

Answer 12

Protect spinal cord/nerves

Question 13

Vertebral arch is composed of? (5)

Answer 13

• Pedicle (base of the arch): connect arch to body
• Lamina in the back of the arch
• Transverse process
• Spinous process
• Superior & inferior articular processes

Question 14

Superior & inferior articular processes connect to?

Answer 14

superior & inferior vertebrae thru facets

Question 15

Laminectomy is what?

Answer 15

Remove some lamina to free up room for spinal nerve

Question 16

Facets joints have what and what is a medical option to treat that?

Answer 16

cartilage: Painful if no cartilage is present.

• Steroid injection reduce inflammation