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Anatomy & Physiology > A&P - Chapter 20 (Part 5) > Flashcards

A&P - Chapter 20 (Part 5) Flashcards

1
Q

What does the hypothalamus control?

A

Secretions via the anterior and posterior pituitary gland

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2
Q

What does the hypothalamus indirectly help with?

A

Helps control secretions of most other endocrine glands

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3
Q

Where does the posterior pituitary gland secrete?

A

Into the blood

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4
Q

What do some neurons of the hypothalamus make?

A

Hormones

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5
Q

What do some axons act as in the hypothalamus?

A

Ductless glands as they secrete their own releasing factors that affects the anterior pituitary gland

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6
Q

What are some things the hypothalamus controls? (8)

A
  1. Appetite control
  2. Body temperature
  3. Water balance
  4. Wakefulness
  5. Pleasure
  6. Anger
  7. Sexual arousal
  8. Pain
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7
Q

What is the largest and uppermost part of the human brain?

A

The cerebrum

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8
Q

What does the cerebral cortex have? (2)

A
  1. Gyri

2. Sulci

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9
Q

Gyri

A

Many ridges

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10
Q

Sulci

A

Grooves

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11
Q

Cerebral hemispheres

A

2 halves of the cerebrum

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12
Q

What are the cerebral hemispheres connected by?

A

The corpus callosum

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13
Q

Corpus callosum

A

A wide, flat bundle of nerve fibres

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14
Q

Where is the cerebral cortex?

A

The outer later of the cerebrum

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15
Q

What is the cerebral cortex composed of?

A

6 layers of gray matter

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16
Q

How is the cerebrum divided?

A

Into 5 lobes

17
Q

What are the 5 lobes the cerebrum is divided into?

A
  1. Frontal lobe
  2. Parietal lobe
  3. Temporal lobe
  4. Occipital lobe
    5.
18
Q

What does the frontal lobe do in the cerebrum?

A

Controls motor function

19
Q

What does the parietal lobe do in the cerebrum?

A

Controls sensory functions

20
Q

What does the temporal lobe do in the cerebrum?

A

Controls hearing

21
Q

What does the occipital lobe do in the cerebrum?

A

Controls vision

22
Q

What is the interior of the cerebrum mainly composed of?

A

White matter

23
Q

Cerebral white matter

A

Nerve fibres arranged in bundles called tracts

24
Q

Where are the islands of gray matter located in the cerebrum?

A

In the cerebral nuclei

  • deep
  • basal ganglia
25
Q

Cerebral nuclei

A

Deep white matter of each hemisphere

26
Q

What is the function of the cerebral nuclei?

A

In the regulation of voluntary motor control related to posture, walking and other repetitive movements

27
Q

What does the cerebrum help with? (4)

A
  1. Mental processing
  2. Control of voluntary movements
  3. Control of posture
  4. Language
    - spoken and written
28
Q

What are examples of mental processing? (5)

A
  1. Conciousness/awareness
  2. Thinking
  3. Memory
  4. Sensations
  5. Emotions
29
Q

What commonly damages the cerebrum?

A

Stokes

30
Q

What do strokes lead to?

A

A compromise of brain functions

Anatomy & Physiology (123 decks)

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