Unit 4

Hypothalamus

• Pituitary gland

• Pineal gland

• Thyroid gland

• Parathyroid gland

• Adrenal gland

• Thymus

• Pancreas

• Gonads

o Ovary

o Testis

• Cell body

o Nucleus

▪ Nucleolus

o Nissl bodies (Chromatophilic substance)

• Dendrite

• Axon

o Axon hillock

o Telodendrion

▪ Synaptic knob

• Schwann cell (Neurolemmacyte)

o Myelin sheath

o Node of Ranvier (neurofibril node)

• Endoneurium

• Cerebrum

• Cerebellum

• Diencephalon

• Midbrain (Mesencephalon)

• Pons

• Medulla oblongata

Cerebral Lobes and Functional Areas

• Frontal lobe

o Prefrontal cortex

o Primary motor cortex (Precentral gyrus)

o Somatic motor association area (Premotor cortex)

• Parietal lobe

o Primary somatosensory cortex (Postcentral gyrus)

o Somatosensory association area

• Temporal lobe

o Primary auditory cortex

o Hippocampus

• Occipital lobe

o Primary visual cortex

• Insula

• Longitudinal fissure

• Lateral sulcus

• Central sulcus

• Corpus callosum

• Internal capsule

• Fornix

• Epithalamus

o Pineal gland

• Thalamus

o Interthalamic adhesion

• Hypothalamus

o Mammillary body

o Infundibulum

o Pituitary gland

• Midbrain

o Corpora Quadrigemina

▪ Superior colliculi

▪ Inferior colliculi

o Cerebral peduncle

• Cerebellum

o Vermis

o Arbor vitae

o Cerebellar peduncles

• Medulla Oblongata

o Olive

• Lateral ventricles

• Interventricular foramina

• Third ventricle

• Aqueduct of the Midbrain (Mesencephalic aqueduct)

• Fourth ventricle

• Central canal

• Choroid plexus

• Falx cerebri

• Falx cerebelli

• Tentorium cerebelli

• Diaphragma sellae

• Superior sagittal sinus

• Inferior sagittal sinus

• Straight sinus

• Transverse sinus

• Sigmoid sinus

• Occipital sinus

• Olfactory N

o Olfactory bulb

o Olfactory tract

• Optic N

o Optic chiasm

o Optic tract

• Oculomotor N

• Trochlear N

• Trigeminal N

o Trigeminal ganglion

▪ Ophthalmic division

▪ Maxillary division

▪ Mandibular division

• Abducens N