Nervous System Quiz About Stuff About Sensation, Nerves

41 Questions | By Jmstyles | Updated: Mar 21, 2022 | Attempts: 192

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Stuff about sensation, nerves

Questions and Answers

1.

Sensation that reach the cerebral cortex are
- A.
  
  Unconscious awareness
- B.
  
  Conscious awareness
- C.
  
  Can be both unconscious or conscious
2.

The receptors located in muscles, tendons, joints and inner ear and provide information about body positions and movements of joints are:
- A.
  
  Exteroceptors
- B.
  
  Interoceptors
- C.
  
  Proprioceptors
3.

Nociceptors responds to
- A.
  
  Pain
- B.
  
  Temperature
- C.
  
  Light
- D.
  
  Pressure
4.

Sensory receptors that have exposed dendrites at the end of sensory neurons are
- A.
  
  Seperate cells
- B.
  
  Encapsulated nerve endings
- C.
  
  Free nerve endings
5.

Somatic senses do NOT include which of the following:
- A.
  
  Vision
- B.
  
  Tactile
- C.
  
  Thermal
- D.
  
  Pain
- E.
  
  Proprioceptive
6.

Thermal sensations are detected by _________________________ . Cold receptors are located in the _____________
- A.
  
  Thermoreceptors , epidermis
- B.
  
  Thermoreceptors, dermis
- C.
  
  Tactile, epidermis
- D.
  
  Tactile, dermis
7.

Tactile sensations have what anatomical features:
- A.
  
  Free nerve endings
- B.
  
  Encapsulated mechanoreceptors
- C.
  
  Both
- D.
  
  Neither
8.

Nociceptors are receptors for pain found in every tissue in the body except:
- A.
  
  Liver
- B.
  
  Brain
- C.
  
  Heart
- D.
  
  None of these
9.

The spinal cord has two main functions which are (mark all that apply)
- A.
  
  Nerve impulse propagation
- B.
  
  Sensory receptors
- C.
  
  Information integration
10.

In which part of the spinal cord are the highways for nerve impulses propagation.
- A.
  
  White matter tracts
- B.
  
  Grey matter tracts
- C.
  
  Both
11.

What are the two main pathways for sensory receptors to propogate up the spinal cord
- A.
  
  Spinolthalamic tract
- B.
  
  Direct motor pathway
- C.
  
  Indirect motor pathway
- D.
  
  Posterior columns
12.

Spinothalamic tracts carry nerve impulses for (mark all that apply)
- A.
  
  Pain
- B.
  
  Thermal sensation
- C.
  
  Tickle & itch
- D.
  
  Crude touch
- E.
  
  Conscious proprioception
13.

Awareness of positions and movements of muscles, tendons & joings is carried on which sensory pathway
- A.
  
  Spinothalamic tracts
- B.
  
  Posterior tract
14.

Motor output from upper motor neurons travel down spinal cord to the lower motor neurons that exit from the cerebral cortex via which pathway
- A.
  
  Direct motor pathways
- B.
  
  Indirect motor pathways
15.

Direct motor pathways arise from the cerebral cortex, extend into the spinal cord and out to skeletal muscles & include which of following:
- A.
  
  Lateral corticospinal tract
- B.
  
  Rubrospinal tract
- C.
  
  Anterior corticospinal tracts
- D.
  
  Corticobulbar tracts
16.

Indirect motor pathways arise from the brain stem & include different tracts. Which one of thesetracts controls the movement of the head & eyes - visual stimuli only
- A.
  
  Rubrospinal tracts
- B.
  
  Tectospinal tracts
- C.
  
  Vestibulospinal tracts
- D.
  
  Lateral & medial reticulospinal tracts
17.

Basal ganglia function to
- A.
  
  Initiate and terminate movement
- B.
  
  Suppress unwanted movements
- C.
  
  Influence muscle tone
- D.
  
  Influence cortical function - sensory, limbic, cognitive, linguistic
- E.
  
  All of the above
18.

Conditions of sleep & wakefulness are monitored within which part of the brain
- A.
  
  Limbic
- B.
  
  Brain stem
- C.
  
  Cerebrum
- D.
  
  Cerebellum
19.

The spinal cord connect to the brain thru a large hole in the base of the skull called
- A.
  
  Cauda equina
- B.
  
  Foramen magnum
- C.
  
  Brain stem
20.

The CNS is protected by__________________ & ______________
- A.
  
  The cranium and vertebrae
- B.
  
  The Dura mater
- C.
  
  The arachnoid mater
- D.
  
  The pia mater
- E.
  
  All of the above
21.

The space between the dura mater and arachnoid mater is called:
- A.
  
  Subarachnoid space
- B.
  
  Subdural space
- C.
  
  Epidural space
22.

Cerebrospinal fluid protects the CNS from chemical & physical injury but also functions to
- A.
  
  Provide oxygen
- B.
  
  Provide glucose
- C.
  
  Both
- D.
  
  Neither
23.

The cerebrospinal fluid as is continually circulated through which space
- A.
  
  Epidural space
- B.
  
  Subdural space
- C.
  
  Subarachnoid space
24.

What is the cauda equina
- A.
  
  Superior enlargement
- B.
  
  Nerves hanging down in vertebral cavity
- C.
  
  Inferior enlargement
25.

The spinal cord is made up of white and grey matter, which of these has bundles of axons called tracts
- A.
  
  White matter
- B.
  
  Grey Matter
- C.
  
  Both
- D.
  
  Neither