The brain // Cerebrum

Question 1

What structure divides the brain in to two hemispheres?

Answer 1

The longitudinal fissure

Question 2

What are the folds in the brain called that increase the brain’s surface area?

Answer 2

Gyri

Question 3

What are the grooves between the gyri called?

Answer 3

Sulci

Question 4

What are the four lobes of the cerebrum?

Answer 4

Frontal lobe
Parietal lobe
Occipital lobe
Temporal Lobe
Insula (not really a lobe but the "fifth" lobe)

Question 5

What is the function of the frontal lobe?

Answer 5

voluntary motor function, motivation, aggression, smell, and mood, personality, decision making

Question 6

What is the function of the parietal lobe?

Answer 6

receiving and evaluating sensory information (except smell, hearing taste, and vision)

Question 7

What is the function of the occipital lobe?

Answer 7

Visual input

Question 8

What is the function of the Temporal lobe?

Answer 8

Smell and hearing, memory

Question 9

What is the function of the insula?

Answer 9

Taste input

Question 10

Gray matter on the outer surface of the cerebrum?

Answer 10

Cerebral cortext

Question 11

White matter between cortex and nuclei?

Answer 11

Cerebral medulla

Question 12

3 fibers of the tracts of the cerebral medulla

Answer 12

Association // same hemisphere
Commissural // connect one hemisphere to another
Projection // connect cerebrum to other parts of brain and spinal cord

Question 13

Limbic system

Answer 13

Parts of both cerebrum and diencephalon grouped together that play a huge role in memory, reproduction,, nutrition, interpreting sensory input, interpreting emotions

Question 14

Meninges

Answer 14

Connective tissue laters that surround and protect the brain and spinal cord

Question 15

Dural folds

Answer 15

tough connective tissue partitions that hold the brain in place within the skull

Question 16

What is the largest of the dural folds?

Answer 16

Flax cerebri - anchored to the ethmoid bone

Question 17

Dural venous sinuses

Answer 17

drainage channels that form where two laters of dura mater are separated.

Serve to transport blood and cerebrospinal fluid away from brain

Question 18

CSF

Answer 18

Clear fluid similar to blood, but w/o proteins. Allows brain to float in the skull, and protects against rapid head movements.

Question 19

Where is CSF produced?

Answer 19

choroid plexus

Question 20

Which arteries supply blood to the brain?

Answer 20

Internal carotid arteries & vertebral arteries