Quick Answer: How To Memorize Anatomy Of Cns?

What are the 3 anatomical parts of the central nervous system?

These are:

  • Spinal cord.
  • Medulla.
  • Pons and cerebellum (which along with the medulla, form the brain stem)
  • Midbrain.
  • Diencephalon.
  • Cerebral hemisphere.

What is the most difficult body system to learn?

Outside of the nervous system, the muscular system (13.1%) was reported most often as the most difficult organ system to learn.

What are the 12 cranial nerve?

The 12 Cranial Nerves

  • I. Olfactory nerve.
  • II. Optic nerve.
  • III. Oculomotor nerve.
  • IV. Trochlear nerve.
  • V. Trigeminal nerve.
  • VI. Abducens nerve.
  • VII. Facial nerve.
  • VIII. Vestibulocochlear nerve.

Which is the sixth cranial nerve?

Cranial nerve six (CN VI ), also known as the abducens nerve, is one of the nerves responsible for the extraocular motor functions of the eye, along with the oculomotor nerve (CN III) and the trochlear nerve (CN IV).

What connect the central nervous system to the rest of the body?

The nervous system is organized into two parts: the central nervous system, which consists of the brain and the spinal cord, and the peripheral nervous system, which connects the central nervous system to the rest of the body.

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What are the parts of CNS?

The central nervous system is made up of the brain and spinal cord. The peripheral nervous system is made up of nerves that branch off from the spinal cord and extend to all parts of the body.

What is the largest part of the brain?

The largest part of the brain, the cerebrum has two hemispheres (or halves). The cerebrum controls voluntary movement, speech, intelligence, memory, emotion, and sensory processing.

What is the hardest class in med school?

Most students consider their first semester of Biochemistry to be the hardest class they’ve ever taken. At American University of Antigua (AUA) College of Medicine, students take classes in a number of specialties, including:

  • Introduction to Clinical Medicine.
  • Microbiology.
  • Immunology.
  • Pathology.
  • Pharmacology.

What is the hardest system in medical school?


  • G.I. Votes: 3 2.4%
  • Cardio. Votes: 22 17.6%
  • Immuno/Heme. Votes: 13 10.4%
  • Derm. Votes: 3 2.4%
  • Neuro. Votes: 54 43.2%
  • Muscloskeletal. Votes: 4 3.2%
  • Genitourinary. Votes: 1 0.8%
  • Rheumatology. Votes: 2 1.6%

What are the major systems of the body?

Ten major systems include the skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and the reproductive system.

What is the largest cranial nerve?

The trigeminal nerve is the largest and most complex of the 12 cranial nerves (CNs). It supplies sensations to the face, mucous membranes, and other structures of the head. It is the motor nerve for the muscles of mastication and contains proprioceptive fibers.

What is the longest cranial nerve?

The vagus nerve ( cranial nerve [CN] X) is the longest cranial nerve in the body, containing both motor and sensory functions in both the afferent and efferent regards.

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What are the 31 spinal nerves?

Spinal nerve, in vertebrates, any one of many paired peripheral nerves that arise from the spinal cord. In humans there are 31 pairs: 8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal. Each pair connects the spinal cord with a specific region of the body.

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