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L5-L7 Bio-30 > L6 > Flashcards

L6 Flashcards

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Biology 101 flashcards
1
Q

What are the three protective layers that surround the brain and spinal cord?

A

Meninges

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2
Q

What is cerebrospinal fluid?

A

Circulates between the meninges and acts as a shock absorber to protect the brain

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3
Q

What and where is the grey matter of the spinal cord?

A

In the centre, and consist of non-myelinated interneurons

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4
Q

Where and what is the white matter of the spinal cord?

A

Surrounding it, composed of myelinated nerve fibres from sensory and motor neurons

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5
Q

What does the forebrain consist of?

A

Cerebrum, thalamus, hypothalamus, and olfactory bulbs

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6
Q

What is the cerebrum?

A

Largest part of the brain, major coordinating centre which sensory and motor actions originate

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7
Q

What is the cerebral cortex?

A

The surface of the cerebrum and is composed of grey matter

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8
Q

What are the four lobes?

A

The frontal lobe, temporal lobe, occipital lobe, and the parietal lobe

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9
Q

Function of the frontal lobe?

A

They control memory, personality, and reasonable thinking. Also control voluntary motor movements

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10
Q

Function of the temporal lobe?

A

Process sound and hearing and some visual, association with visual and verbal memory and learning language

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11
Q

What is the functions of parietal lobe?

A

Receives and processes sensory info from the skin, helps to process info about the body’s orientation and position

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12
Q

What is the function of the occipital lobe?

A

Sensory areas associated with vision and interpret visualninformation

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13
Q

Thalamus?

A

Relays information from the senses

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14
Q

Hypothalamus?

A

Big role in maintaining body’s equilibrium, and direct connection to pituitary gland

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15
Q

Olfactory bulbs

A

Receive and interpret information about smell

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16
Q

What is the right side of the brain associated with?

A

Intuitive thinking and artistic ability

17
Q

What is the left side of the brain associated with?

A

Logical ways of thinking and mathematical skills

18
Q

What is the corpus collosum

A

It is a bundle of nerves which is responsible for communication between the two hemispheres of the brain

19
Q

Midbrain

A

Just below the thalamus, acts as relay centre for some eye and ear reflexes

20
Q

Hindbrain

A

Consist of cerebellum, pons and medulla oblongata

21
Q

Cerebellum

A

Controls muscle coordination and balance

22
Q

Pons

A

Relays information between the the cerebellum and medulla

23
Q

Medulla onlongata

A

Controls subconscious activities

L5-L7 Bio-30 (3 decks)

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