Download Quiz #8

PALOMAR COLLEGE
Life Sciences Department
Introduction to Anatomy & Physiology (Zoo145); Instructor: Elmar Schmid, Ph.D.
QUIZ #8
- Nervous System 
Answer the following questions and mark it on a Scantron 882 answer sheet. All questions
must be answered by the student without help by class mates, friends or other human
beings. Please read the following statement below carefully and sign it if you satisfy the
guidelines outlined in this statement. This signed take home exercise sheet must be turned
in with your answer sheet to receive full credit for this assignment. This assignment is due at
the first class meeting the following week.

I HAVE ANSWERED THE QUESTIONS IN THIS EXERCISE ON MY OWN. I DID NOT CONSULT OTHERS OR
IN ANY CONDUCT IN ANY ACTIVITITES THAT COULD BE CONSTRUED AS CHEATING IN THIS
ASSIGNMENT. I DID NOT MAKE ANY COPIES OF THIS ASSIGNMENT.
_________________________________
(PRINT YOUR NAME)
________________________________
(YOUR SIGNATURE)
Q. 1: Which of the following is NOT a layer of the meninges which protectively covers the spinal
cord?
A) arachnoid mater
B) dura mater
C) pia mater
D) white matter
Q. 2: The most inferior part of the human brain is called
A) the superior spinal cord
B) the medulla oblongata
C) the pons
D) the cerebellum
E) the mid brain
Q. 3: The wisps of flowing hair-like part of the spinal cord which begins inferior to the second
lumbar vertebra is called:
A) the lumbar enlargement
B) the cervical enlargement
C) ilioinguinal nerve bundle
D) Cauda equinae
E) caudal plexus
Q. 4: The cervical enlargement of the spinal cord contains nerves that
A) supply the CNS
B) supply the upper limbs
C) supply the diaphragm
D) supply the lower limbs
E) innervate the thorax
Q. 5: Which of the following nerves is/are NOT part of the brachial plexus of the human body?
A) radial nerve
B) phrenic nerve
C) median nerve
D) obturator nerve
E) both, b and d
1
PALOMAR COLLEGE
Life Sciences Department
Introduction to Anatomy & Physiology (Zoo145); Instructor: Elmar Schmid, Ph.D.
Q. 6: How many pairs of spinal nerves originate from the spinal cord?
A) 12
B) 24
C) 29
D) 31
E) 43
Q. 7: The anterior (ventral) grey horns of the spinal cord contain cell bodies of __________.
A) somatic and autonomic sensory neurons
B) somatic motor neurons
C) myelinated sensory neurons
D) autonomic motor neurons
E) both, a and b
Q. 8: The gray matter of the spinal cord
A) is responsible for the fast conduction of nerve impulses from the brain to the periphery
B) is responsible for the fast conduction of nerve impulses from the thorax to the brain
C) integrates incoming and outgoing information of nerve impules
D) is the site of integration of body reflexes
E) both, c and d
Q. 9: Which part of the spinal nerve that attaches with the spinal cord contains the sensory
(afferent) axons?
A) anterior root
B) posterior root
C) anterior plexus
D) posterior plexus
E) central canal
Q. 10: A motor cyclist falls hard on his/her back during an accident. Shortly thereafter he/she is
not able to abduct the arm anymore. You cautiously conclude that this worrisome condition is
caused by damage to the _________________ nerve located in the __________ plexus.
A) phrenic … cervical
B) axillary … cervical
C) axillary … brachial
D) median … brachial
E) ulnar … lumbar
Q. 11: Which of the following is the longest nerve of the in the human body?
A) obturator nerve
B) sciatic nerve
C) gluteal nerve
D) phrenic nerve
E) pudental nerve
Q. 12: Which of the following is NOT part of the brainstem of the human brain?
A) hypothalamus
B) midbrain
C) pons
D) medulla oblongata
Q. 13: Which of the following molecules can freely passage the blood-brain barrier of the brain?
A) oxygen
B) alcohol
C) petroleum ether
D) carbon dioxide
E) all of the above
2
PALOMAR COLLEGE
Life Sciences Department
Introduction to Anatomy & Physiology (Zoo145); Instructor: Elmar Schmid, Ph.D.
Q. 14: The circulation of the CSF happens through following brain sections and compartments,
except:
A) the subarachnoid space
B) the cerebellum
C) the central canal
D) the third ventricle
E) the fourth ventricle
Q. 15: What is the site of the CSF production within the brain?
A) the central canal of the spinal cord
B) the pineal gland
C) the hypothalamus
D) the choroid plexus of the ventricles
E) the brachial plexus
Q. 16: When excess CSF accumulates in the brain ventricles, the elevated CSF pressure within the
ventricles can cause a clinical condition called:
A) ventriculitits
B) hydrocephalus
C) encephalitits
D) meningitis
E) Parkinson’s disease
Q. 17: The part of the midbrain which relays voluntary nerve impulses that originated in the
cerebral cortex into the cerebellum is the
A) hippocampus
B) hypothalamus
C) medulla oblongata
D) pons
E) red nucleus
Q. 18: Which of the following is NOT a nucleus found in the midbrain?
A) red nucleus
B) substantia nigra
C) reticular formation
D) Caudate nucleus
E) oculomotor nucleus
Q. 19: The red nucleus is located in the midbrain and contains axons from the cerebellum and
cerebral cortex that have a supportive function in the coordination of muscular movements.
A) true
B) false
Q. 20: Which of the following parts of the human brain plays an essential role in the awareness and
in the acquisition of knowledge?
A) cerebral cortex
B) substantia nigra
C) thalamus
D) pituitary gland
E) corpus callosum
3
PALOMAR COLLEGE
Life Sciences Department
Introduction to Anatomy & Physiology (Zoo145); Instructor: Elmar Schmid, Ph.D.
Bonus Q. 1: You went to the movie theater and had a huge bag of salted popcorn that evening.
Which of the following areas in the brain is responsible for sensing of the osmotic changes in your
body and for triggering of the unavoidable thirst reaction?
A) the pons
B) the pituitary gland
C) the hypothalamus
D) the pineal gland
E) the red nucleus
Bonus Q. 2: Which of the following supplies the skin, muscles of the posterior head, neck upper
part of the shoulder and the diaphragm?
A) cervical plexus
B) brachial plexus
C) lumbar plexus
D) sacral plexus
E) coccygeal plexus
4