Nervous (part 2)

Question 1

What is contained within the central canal of the spinal cord?

Answer 1

Cerebrospinal fluid 

Question 2

The cell bodies or lower motor neurons are located in the

Answer 2

Anterior gray horns 

Question 3

The cell bodies of primary sensory neurons are located in the:

Answer 3

Dorsal root ganglia 

Question 4

Sensory tracts are made of ____ matter and ____.

Answer 4

White
Ascend

Question 5

Dorsal root ganglia region

Answer 5

Sensory only

Question 6

Dorsal root region

Answer 6

Sensory only

Question 7

Ventral root region

Answer 7

Motor only

Question 8

Spinal nerve

Answer 8

Motor and sensory

Question 9

Each individual axon is covered directly by 

Answer 9

Endoneurium

Question 10

C1 dermatome

Answer 10

No dermatome

Question 11

C2 dermatome

Answer 11

Back and top of the head 

Question 12

C7 dermatome

Answer 12

Thumb, index, middle fingers, elbow 

Question 13

C8 dermatome

Answer 13

Ring & pinky fingers

Question 14

T10 dermatome

Answer 14

Umbilicus

Question 15

L4 dermatome

Answer 15

Knee

Question 16

L5 dermatome

Answer 16

Plantar surface

Question 17

The diaphragm is innervated by the ____ plexus

Answer 17

Cervical

Question 18

They sciatic nerve is part of the ____ plexus

Answer 18

Sacral

Question 19

Ulnar innervates

Answer 19

Intrinsic hand muscles

Question 20

Obturator innervates

Answer 20

Medial thigh, hip adductors 

Question 21

Sciatic innervates

Answer 21

Posterior thigh, leg, foot 

Question 22

Phrenic innervates

Answer 22

Diaphragm

Question 23

Femoral innervates

Answer 23

Anterior and lateral thigh, quads 

Question 24

Axillary innervates

Answer 24

Shoulder

Question 25

Median innervates

Answer 25

Flexor muscles of forearm, thenar muscles, in carpal tunnel 

Question 26

Radial innervates

Answer 26

Extensor muscles of forearm

Question 27

Reflex arc in order

Answer 27

1. Sensory receptor 2. Sensory neuron 3. Integration center A Motor neuron 5. Effector organ

Question 28

The toughest outer layer of the meninges:

Answer 28

Dura mater

Question 29

Name one adaption that makes the capillaries in the blood-brain barrier less permeable than other capillaries

Answer 29

It has a thick basement membrane 

Question 30

The ____ space, located between the arachnoid mater and pia mater, ____ contain cerebrospinal fluid.

Answer 30

Subarachnoid Does

Question 31

Cerebrospinal fluid flows in

Answer 31

Central canal, subarachnoid space, cerebral ventricles 

Question 32

Cerebrospinal fluid is reabsorbed into the venous bloodstream in:

Answer 32

Arachnoid villi

Question 33

Lowest part of the brain stem, responsible for survival functions

Answer 33

Medulla oblongata

Question 34

Substantia nigra

Answer 34

Supply dopamine to basal ganglia

Question 35

Red nuclei

Answer 35

Coordinate movement with cerebellum

Question 36

Inferior colliculi

Answer 36

Reflex centers for hearing and startle

Question 37

Superior colliculi

Answer 37

Reflex centers for vision 

Question 38

Diffuse gray and white matter involved in sleep-wake cycle and consciousness:

Answer 38

Reticular formation

Question 39

Relay station transferring sensory impulses to the cerebral cortex:

Answer 39

Thalamus

Question 40

Brain region that's much larger in humans than other animals

Answer 40

Cerebrum

Question 41

Emotional regulation area

Answer 41

Limbic system

Question 42

Hormone secreted by the pineal gland to regulate circadian rhythm:

Answer 42

Melatonin

Question 43

Frontal lobe function

Answer 43

Personality, motor

Question 44

Occipital lobe function

Answer 44

Vision

Question 45

Temporal lobe function

Answer 45

Hearing and smell 

Question 46

Insular lobe function

Answer 46

Taste

Question 47

Parietal lobe function

Answer 47

Sensory

Question 48

Broca’s area function

Answer 48

Language

Question 49

Postcentral gyrus function

Answer 49

Primary somatosensory area

Question 50

Corpus callosum function

Answer 50

Connection between cerebral hemispheres 

Question 51

Cerebellum function

Answer 51

Proprioception, balance, coordination

Question 52

After the iron rod passed through his skull, Phineas Gage became rude, inconsiderate, moody, less creative, etc. because of damage to which area of the brain?

Answer 52

Prefrontal cortex

Question 53

III Oculomotor function

Answer 53

Parasympathetic to lens, iris

Question 54

V Trigeminal function

Answer 54

Sensory from face 

Question 55

VII Facial function

Answer 55

Motor to face, also tears, saliva 

Question 56

VIII Vestibulocochlear function

Answer 56

Hearing, balance

Question 57

IX Glossopharyngeal function

Answer 57

Taste, swallowing, speech 

Question 58

X Vagus function

Answer 58

Parasympathetic to thorax, abdomen