NON COLORED BRAIN (copy)

1a

primary motor cortex, voluntary skeletal muscle control

1b

primary somatosensory cortex, processes somatic sensory information

2

frontal lobe, complex reasoning

3

temporal lobe, processes auditory information

4

parietal lobe, processes sensory information

5

occipital lobe, processes visual information

6

cerebellum, balance and equilibrium

8

gyrus, increase brain surface area

9

sulcus, increase brain surface area

10

precentral gyrus, voluntary skeletal muscle control

11

postcentral gyrus, processes sensory information

20

central sulcus, separates frontal lobe from parietal lobe

25

parieto-occipital sulcus, separates parietal lobe from occipital lobe

28

lateral sulcus, separates temporal lobe from parietal lobe

31

left cerebral hemisphere, language

32A (white sticker)

transverse fissure, separates cerebral hemispheres from cerebellum

33

longitudinal fissure, separates cerebral hemispheres

41

corpus callosum, allows communication between cerebral hemispheres

44

septum pellucidum, separates lateral ventricles

45

fornix, concerned with olfaction

46 (yellow dot)

anterior commissure, allows communication between cerebral hemispheres

47 (yellow dot)

intermediate mass of thalamus, connects thalamic lobes

49

thalamus, relay station for sensation except smell

50

interventricular foramen, takes CSF from lateral ventricles to third ventricle

53

optic chiasma, area where medial portion of optic nerves cross

48 (yellow dot)

posterior commissure, allows communication between cerebral hemispheres

54

choroid plexus, makes CSF

56

inferior colliculi of corpora quadrigemina, contains auditory reflex center

57

superior colliculi of corpora quadrigemina, contains visual reflex center

What’s highlighted?

pineal gland, produces melatonin

What’s highlighted?

cerebral aqueduct, takes CSF from third to fourth ventricle

58

cerebellar cortex, balance and equilibrium

59 (inside little pit)

fourth ventricle, takes CSF from cerebral aqueduct to central canal

60

spinal cord with central canal, reflex area

61

arbor vitae, conducts impulses concerned with equilibrium

62

vermis, coordinates posture and trunk movements

63

medulla oblongata, controls vital autonomic functions like heart rate

65

pons, connects brain with lower CNS centers

67

cerebral peduncle, connects cerebrum to pons

69

mammillary body, relay station for olfaction

72

hypothalamus, drives (sex, hunger, thirst)

88

anterior horn of lateral ventricle, contains CSF

89

posterior horn of lateral ventricle, contains CSF

92

olfactory tract, carries impulses associated with sense of smell to the brain

100

superior colliculi of corpora quadrigemina, contains visual reflex center

101

inferior colliculi of corpora quadrigemina, contains auditory reflex center

111

optic tract, carries visual impulses from optic chiasma that ultimately end up in visual cortex

112

optic nerve, CN2, vision

113

third ventricle, takes CSF from interventricular foramen to cerebral aqueduct

114

oculomotor nerve, CN3, eye muscle control

115

pituitary gland, produces hormones

116

trochlear nerve, CN4, eye muscle control

117

trigeminal nerve, CN5, motor control of jaw muscles

118

abducens nerve, CN6, eye muscle control

119

facial nerve, CN7, facial expression

120

vestibulocochlear nerve, CN8, hearing

121

glossopharyngeal nerve, CN9, swallowing

122

vagus nerve, CN10, parasympathetic control of heart, lungs, digestive tract

123

accessory nerve, CN11, head and shoulder movement via sternocleidomastoid and trapezius

What’s highlighted in yellow? (124)

hypoglossal nerve, CN12, tongue movement

Ⅰ

olfactory bulb, houses synpases of olfactory nerve fibers, CN1, olfaction

1

cerebral cortex, complex reasoning

2

white matter, propagates nerve impulses within brain