1. DPT 746: Lec 1 pt 1

Define a sagittal section of brain

Divides brain into R/L hemispheres

Define a midsagittal section of brain

Divides brain into two EQUAL R/L hemispheres

Define a parasagittal section of brain

Divides brain into two UNEQUAL R/L hemispheres

Define a transverse section of brain

Divides brain into superior/inferior halves

Define a coronal section of brain

Divides brain into anterior/posterior halves

Define the dorsal side of brain

Superior side of brain

Define the ventral side of brain

Inferior side of brain

Define the rostral side of brain

Anterior side of brain

Define the caudal side of brain

Posterior side of brain

Where is the great longitudinal fissure?

Midline of the brain, divides the brain into R/L cerebral hemispheres.

What are the three parts of the brain?

Forebrain, midbrain, hindbrain

What's another term for brain?

Encephalon

Name the components of the forebrain (3)

Cerebrum, thalamus, hypothalamus

Name the components of the hindbrain (3)

Pons, medulla oblongata, cerebellum

How many total thalami and hypothalami, respectively ?

2 (R/L)

Define gyri

Mountains on brain

Define sulci

Valleys on brain

Define fissures

Chiasms on brain

Where is the central sulcus?

Divides pre-central and post-central gyri

What does the pre-central gyrus contain?

Primary motor cortex

Somatosensory cortex

What does the post-central gyrus contain?

Where is the lateral fissure?

Separates lower temporal lobe from frontal and parietal lobes.

What does the superior temporal gyrus contain?

Auditory cortex

Where is the frontal lobe?

Frontal portion of brain

Where is the parietal lobe?

Superior and lateral part of brain

Where is the temporal lobe?

Lateral part of brain

Where is the occipital lobe?

Posterior and inferior part of brain

Where is the insula?

Deep to other lobes

Where is the calcarine sulcus? You can see it via what view?

In occipital lobes, defines visual cortex, ONLY seen in medial view

Where is the parieto-occipital sulcus? You can see it via what view?

Divides parietal and occipital lobes, ONLY seen in medial view

Where is the cingulate sulcus? What is it associated with?

Wraps around corpus callosum, associated with limbic system

What is the corpus callosum?

Bundle of fibers that connects the R/L hemispheres of brain

What is the amygdala? What is it's function?

Almond-shaped cluster of neurons responsible for fear modulation and emotional regulation

What is the hippocampus?

Cluster of neurons that control memory

What is the interthalamic adhesion? Function?

Structure that combines both thalami, no known function.