Structure Of Human Brain

17 Questions | By Melparks | Last updated: Mar 20, 2022 | Total Attempts: 92

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Questions and Answers

1.

The cerebrum is divided into L and R cerebral hemispheres; contains many ____ and ____
- A.
  
  Gryi/sulci
- B.
  
  Fibers/tissues
- C.
  
  Neurons/tracts
2.

____ is covered by the lobes
- A.
  
  Frontal
- B.
  
  Parietal
- C.
  
  Insula
3.

Frontal, Parietal, Temporal and Occipital lobes and Insula
- A.
  
  Cerebrum
- B.
  
  Occipital
- C.
  
  Cerebellum
4.

Gray metter is the top layer of the cerebrum called ______, then fibrous w/ myelin
- A.
  
  Cerebrum
- B.
  
  Cerebral Cortex
- C.
  
  Cerebellum
5.

Cerebral cortex is only about 2-5 mm thick, but is contains ___% of the neuron cell bodies of the CNS
- A.
  
  25
- B.
  
  75
- C.
  
  100
6.

What connects the two cerebral hemisphere composed of tracts
- A.
  
  Corpus Callosum
- B.
  
  Cerebral Cortex
- C.
  
  Cerebellum
7.

The cerebrum is associated with the higher brain functions such as
- A.
  
  Intrepretation, reasoning, thoughts, etc.
- B.
  
  Logic, emotion, mathmatics, etc.
- C.
  
  Creativity, rationalization, sensory perception
8.

Contains sensory, motor and association (judgement) areas
- A.
  
  Cerebellum
- B.
  
  Cerebrum
- C.
  
  Occipital
9.

90% of the population, Lt hemisphere is dominant over the Rt. hemisphere; as a result, body control is contralateral
- A.
  
  True
- B.
  
  False
10.

Located at the posterior and inferior side of the cerebrum; consists of two hemispheres that are conntected by a vermis; has this cortex of gray matter that surrounds the whie matter
- A.
  
  Cerebellum
- B.
  
  Midbrain
- C.
  
  Thalamus
11.

Coordinates skeletal muscle functions; associated with equilibrium; a reflex center
- A.
  
  Cerebellum
- B.
  
  Midbrain
- C.
  
  Cerebrum
12.

Located at the middle and inferior side of the brain; relay station for most of the sensory impulses that each the cerebral cortex; functions as interpretation center for pain, pressure, touch, temperature, light, etc. sensations; memory center; deals with emotions
- A.
  
  Hypothalamus
- B.
  
  Thalamus
- C.
  
  Midbrain
13.

located below the thalmus just above the pituitary gland; monitors blood temperature, blood water, concerntration and blood hormone concentration; associated with pituitary functions; also has endocrine functions
- A.
  
  Hypothalamus
- B.
  
  Thalamus
- C.
  
  Midbrain
14.

Located above the pons area; constitutes pa part of the brain stem;contains four nuclei called CORPORA QUADRIGEMINA (2 superior colliculi and 2 inferior colliculi); these are the reflex center for head neck and eye movements inresponse to visual and auditory stimuli, respectively.; contains a pigmented area called Substania Nigra (melanin) associated with Dopamine secretion; Dopamine is assocated with gross muscle contraction; contains nuclei for Oculomotor and Troclear cranial nerves
- A.
  
  Hypothalmus
- B.
  
  Midbrain
- C.
  
  Cerebellum
15.

Located below the midbrain and above the medulla oblongata; constitutes a part of the brain stem; contains Pneumotaxic Area (HELPS US BREATH) and helps expiration and Apneustic Area that limits expiration and helps inspiration; contains nuclei for Trigeminal, Abducens, and Facial cranial nerves
- A.
  
  Medulla Oblongata
- B.
  
  Pons
- C.
  
  Hypothalamus
16.

the area below the pons and above the spinal cord; also is part of the brain stem
- A.
  
  Medulla Oblongata
- B.
  
  Hypothalamus
- C.
  
  Cerebellum
17.

Contains Vestibular Nuclear Complex; associated with equilibrium (sense of b ody position); Contains Rhythnicity area for respiration that communicate with the Apneustic and Pneumotaxic areas of pons
- A.
  
  Cerebellum
- B.
  
  Medulla Oblongata
- C.
  
  Hypothalamus