Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

13. The Peripheral Nervous System

Introduction to the Peripheral Nervous System

Anatomy & Physiology

13. The Peripheral Nervous System

Introduction to the Peripheral Nervous System

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Problem 16

Textbook Question

List the names of the 12 pairs of cranial nerves. (Hint: use the mnemonic device 'Oh, Once One Takes The Anatomy Final, Very Good Vacations Are Heavenly.' )

Verified step by step guidance

Step 1: Understand that cranial nerves are 12 pairs of nerves that emerge directly from the brain and brainstem, rather than the spinal cord. They are numbered using Roman numerals (I-XII) based on their position from front to back.

Step 2: Recall the mnemonic 'Oh, Once One Takes The Anatomy Final, Very Good Vacations Are Heavenly' to help remember the names of the cranial nerves in order.

Step 3: Break down the mnemonic, where each word corresponds to the first letter of a cranial nerve: 'Oh' = Olfactory (I), 'Once' = Optic (II), 'One' = Oculomotor (III), 'Takes' = Trochlear (IV), 'The' = Trigeminal (V), 'Anatomy' = Abducens (VI), 'Final' = Facial (VII), 'Very' = Vestibulocochlear (VIII), 'Good' = Glossopharyngeal (IX), 'Vacations' = Vagus (X), 'Are' = Accessory (XI), 'Heavenly' = Hypoglossal (XII).

Step 4: Write down the names of the cranial nerves in order using the mnemonic: Olfactory, Optic, Oculomotor, Trochlear, Trigeminal, Abducens, Facial, Vestibulocochlear, Glossopharyngeal, Vagus, Accessory, Hypoglossal.

Step 5: Review the list and ensure you understand the function and location of each cranial nerve for deeper comprehension beyond memorization.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Cranial Nerves

Cranial nerves are a set of twelve paired nerves that emerge directly from the brain, primarily responsible for sensory and motor functions of the head and neck. Each nerve has a specific function, such as controlling eye movement, facial sensation, or taste. Understanding their names and functions is crucial for studying neuroanatomy and clinical practices.

Mnemonic Devices

Mnemonic devices are memory aids that help individuals remember information through patterns, phrases, or associations. The provided mnemonic, 'Oh, Once One Takes The Anatomy Final, Very Good Vacations Are Heavenly,' serves to recall the names of the cranial nerves in order. Utilizing mnemonics can enhance retention and recall of complex information in anatomy.

Anatomy of the Nervous System

The anatomy of the nervous system encompasses the structure and organization of the brain, spinal cord, and peripheral nerves, including cranial nerves. A solid understanding of this anatomy is essential for recognizing how these nerves interact with various body systems and contribute to overall function. This knowledge is foundational for fields such as medicine, psychology, and physical therapy.

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Textbook Question

The major nerve of the cervical plexus that innervates the diaphragm is the

(a) Median nerve

(b) Axillary nerve

(d) Common fibular nerve

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Textbook Question

Cranial nerves that have some function in vision include the:

a. Trochlear

b. Trigeminal

c. Abducens

d. Facial.

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Textbook Question

The genitofemoral, femoral, and lateral femoral cutaneous nerves are major nerves of the

(a) Lumbar plexus

(b) Sacral plexus

(d) Cervical plexus

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Textbook Question

Motor functions of the extensor muscles of the arm, forearm, and fingers would be affected by damage to which one of these nerves?

a. Radial

b. Axillary

c. Ulnar

d. Median

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Textbook Question

Damage to the posterior spinocerebellar tract on the left side of the spinal cord at the L₁ level would interfere with the coordinated movement of which limb(s)?

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Textbook Question

How many pairs of cranial nerves are there? Which are purely sensory? Which activates the chewing muscles? Which helps regulate heart rate and activity of the digestive tract?

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Textbook Question

What region of the body is served by the dorsal rami of the spinal nerves? By the ventral rami?

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Textbook Question

The only cranial nerves that are attached to the cerebrum are the____ nerves.

(a) optic

(b) oculomotor

(d) olfactory

(e) abducens