Brainstem

Question 1

The brainstem produces the rigid _______ behaviors necessary for ________.

Answer 1

Autonomic

Survival

Question 2

The pathway from the spinal cord to the brain is called…

Answer 2

The brain stem

Question 3

10 of the 12 cranial nerves originate from:

Answer 3

The brainstem

Question 4

The midbrain is ______ in length and the ________ _______ passes through it.

Answer 4

1 inch

cerebral aquaduct

Question 5

The third and fourth ventricles are connected by the _____ ________.

Answer 5

Cerebral aquaduct

Question 6

On the ventral aspect of the mid brain, the ________ _______ are most visible.

Answer 6

Cerebral peduncles

Question 7

On the dorsal aspect, these four nodes can be seen:

Answer 7

(2) Superior colliculi

(2) Inferior colliculi

Question 8

The superior colliculi are associated with:

Answer 8

Vision

Coordinate visual tracking

Question 9

The inferior colliculi are associated with:

Answer 9

Auditory

Startle reflex- turning the head towards sound

Question 10

The midbrain is connected to the cerebellum by the:

Answer 10

Superior cerebellar peduncles

Question 11

“Pons” means _____and is ______ in length.

Answer 11

Bridge

1 inch

Question 12

Anatomically speaking, the pons is an _________ bulge on the ________ surface of the _______ _______.

Answer 12

Anterior
Anterior
Brain Stem

Question 13

The pons “bridges” ______ to ______ and _________ to ________

Answer 13

brain to spinal cord

cerebellum to brain stem

Question 14

The pons is connected to the cerebellum with:

Answer 14

The middle cerebellar peduncles

Question 15

The medulla oblongata is _________ in length and lies just _________to the __________ ________

Answer 15

1.2 inches
Superior
Foramen Magnum

Question 16

The medulla oblongata contains all:

Answer 16

Ascending and descending tracts that connect the brain to the spinal cord

Question 17

The medulla oblongata is connected to the cerebellum with the:

Answer 17

Inferior cerebellar peduncles

Question 18

How are the pons, medulla, and midbrain attached to the ________?

Answer 18

Cerebellum

With the cerebellar peduncles

Question 19

The reticular formation contains: (3)

Answer 19

Cardiac center
Vasomotor center (regulates smooth muscle around arteries)
Respiratory center

Question 20

The nuclei of the reticular formation are found __________ the brainstem and are known as the “________ ________.

Answer 20

Throughout

Survival Brain

Question 21

The pyramids are viewable on a _______ view

Answer 21

Ventral

Question 22

In the pyramids, there is the ________ of the ______ tracts

Answer 22

Decussation

Motor

Question 23

Decussation of motor tracks means:

Answer 23

The large motor tracts from the cerebral cortex cross here; right brain for left leg

Question 24

On a dorsal view of the medulla, these two paired structures are visible:

Answer 24

fasciculus gracilis
fasciculus cuneatus
(and spell!)

Question 25

The fasciculus gracilis and cuneatus are the tracts and relay nuclei for general ________ information coming to the ________ cortex.

Answer 25

somatic

somatosensory

Question 26

What can happen with a blow to the back of the neck? What results from this?

Answer 26

Problems with reticular formation

E.g., polio, a virus that targets the respiratory nuclei in reticular formation