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Bio 2320 > Nervous System 5 > Flashcards

Nervous System 5 Flashcards

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Biology 101 flashcards
1
Q

Frontal Lobe

A

Motor planning and decision making

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2
Q

Corpus Callosum

A

Connects L & R cerebral hemispheres

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3
Q

Thalamus

A

All sensory except olfaction synapses here

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4
Q

Hypothalamus

A

Neuro-endocrine control of visceral function

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5
Q

Midbrain

A

Sleep/wake (RAS), dopamine production

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6
Q

Pituitary Gland

A

Master endocrine gland

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7
Q

Temporal Lobe

A

Hearing

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8
Q

Pons

A

Brain ‹-› spinal cord tracts

2 respiratory centers

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9
Q

Medulla oblongata

A

Important autonomic nuclei forming cardiovascular and respiratory centers

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10
Q

Parietal Lobe

A

Somatosensory

[knows where a touch occurs]

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11
Q

Occipital Lobe

A

Vision

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12
Q

Pineal gland

A

Melatonin secretion / circadian rhythms

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13
Q

Tectal Plate

A

Corpora quadrigemina
-superior and inferior colliculi
+reflexes involving vision and hearing

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14
Q

Cerebral Aqueduct

A

CSF (cerebrospinal fluid) pathway

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15
Q

Cerebellum

A

Balance, coordination of skilled motor activity

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16
Q

Fourth Ventricle

A

CSF (cerebrospinal fluid) pathway

17
Q

The brain is protected by

A

skull bones
meninges
cerebrospinal fluid
blood-brain barrier

18
Q

The three meninges are…

A

Outer dura mater
Arachnoid
Inner Pia Mater

19
Q

Internal projections of the dura form the ____ that secure the brain to the ____

A

dura

skull

20
Q

Nourishes and cushions the brain and spinal cord

A

Cerebrospinal fluid

21
Q

Cerebrospinal fluid from the plasma at the _____ ______ which are located in the roofs of the ventricles

A

choroid plexus

22
Q

CSF circulates through the spinal cord and returns to the blood through the

A

arachnoid villi

23
Q

____-____ barrier results from specialization of the brain capillaries

A

Blood-brain

24
Q

The BBB permits the passage or ____, ____, ____, and _____-____ molecules into the brain tissue, but prevents the passage of most _______ _______

A 
water
oxygen
nutrients
fat-soluble
harmful substances
25
Q

Arched fold of dura mater that descends vertically into the longitudinal fissure between the cerebral hemispheres

A

falx cerebri

26
Q

What two layers is the Dura Mater made up of?

A

Periosteal layer

Meningeal layer

27
Q

The space between the dura mater and the arachnoid mater of the brain and spinal cord that contains a small amount of fluid

A

Subdural Space

28
Q

Space between the spinal dural mater and the vertebral canal, contains areolar connective tissue and a plexus of veins

A

Epidural Space

29
Q

Upward wrinkle in brain

A

gyro

30
Q

Downward wrinkle on brain

A

sulcus

31
Q

Really deep wrinkle in brain

A

fissure

32
Q

Each hemisphere has what lobes?

A 
frontal lobe
parietal lobe
occipital lobe
temporal lobe
insula
33
Q

Functional areas of the cerebral cortex include

A
  • motor areas in the frontal lobes
  • sensory areas in the parietal, occipital, and temporal lobes
  • association areas
34
Q

Functional area of the cerebral cortex that is the primary motor cortex, pre-motor cortex, frontal eye field, and Broca’s area for speech production

A

Motor Area in the Frontal Lobe

35
Q

Functional area of the cerebral cortex that is the primary somatosensory, visual, auditory, gustatory, vestibular, and olfactory cortices

A

Sensory areas in the parietal, occipital, and temporal lobes

36
Q

Functional area of the cerebral cortex that are the sensory association areas, the prefrontal cortex for the highest cognitive processes, and language areas

A

Association Areas

37
Q

The [left or right] hemisphere is specialized for language and math skills

A

Left

38
Q

The [left or right] hemisphere is specialized for visual-spatial and creative abilities

A

Right

39
Q

Reflexes involving vision and hearing

A

Superior and inferior colliculi

Bio 2320 (28 decks)

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