Download FORM A

Systemic Anatomy Exam III
Prepared especially for the trimester one class, Spring 2000
Please place the single best answer in the space provided (unless designated by the letters MACA, which in this
case mark all correct answers that apply) on your scantron sheet. The faculty will not answer any of your
questions (unless you find a typo) once the exam begins, as interpretation of the question is a part of the
examination. Good luck.
FORM A
1) Hypocapnia can result in a ______ in arterial pH.
a) rise
b) decrease
2) Which of the following structures are associated with the petrous portion of the temporal bone? (MACA)
a) CN VIII
b) the internal acoustic meatus
c) the bones of the middle ear
d) the facial nerve
e) the external acoustic meatus
3) The cranial nerve that is found in the chiasmatic groove travels through which of the following holes?
a) foramen ovale
b) superior orbital fissure
c) optic canal
d) supraorbital foramen
e) two of the above
4) Which one of the following holes in the skull is directly medial and anterior to the foramen ovale?
a) foramen spinosum
b) foramen rotundum
c) foramen lacerum
d) internal acoustic meatus
e) jugular foramen
5) The intervertebral foramen are smallest in the ______ region of the spinal column.
a) cervical
b) lumbar
c) thoracic
d) sacral
6) Which of the following structures are unique to cervical vertebra? (MACA)
a) bifid spinous process
b) transverse foramen
c) mamillary process
d) vertebral foramen
e) uncinate process
page 1, SA Exam III, Q.# 1-6
7) The ulnar nerve can be palpated in which of the following locations?
a) lateral epicondyle of the humerus
b) lateral to the styloid process of the radius
c) in the musculospiral groove of the humerus
d) posterolateral to the common origin of the flexor muscles of the carpus and digits
e) lateral to the olecranon of the ulna
8) Which ribs have tubercles? (MACA)
a) the second rib
b) the 8th rib
c) the 10th rib
d) the 11th rib
e) the 12th rib
9) Which of the following classifications apply to the intervertebral joint? (MACA)
a) synchondrosis
b) synostosis
c) amphiarthrosis
d) symphysis
e) secondary cartilaginous joint
10) Which of the following classifications apply to the zygapophyseal joints? (MACA)
a) synovial joint
b) primary cartilaginous joint
c) secondary cartilaginous joint
d) amphiarthrosis
e) diarthrosis
11) The facets of the ____ vertebra are aligned on a coronal plane.
a) cervical
b) thoracic
c) lumbar
12) Which of the following muscles DO NOT attach to the atlas? (MACA)
a) levator scapulae m.
b) rectus capitis posterior major m.
c) rectus capitis posterior minor m.
d) obliquus capitis inferior m.
e) obliquus capitis superior m.
13) Which of the following muscles DO NOT attach to the epistropheus? (MACA)
a) levator scapulae m.
b) rectus capitis posterior major m.
c) rectus capitis posterior minor m.
d) obliquus capitis inferior m.
e) obliquus capitis superior m.
page 2, SA Exam III, Q.# 7-13
14) The trapezius muscle will not __________.
a) abduct the scapula
b) elevate the scapula
c) depress the scapula
d) hyperextend the neck
e) brace the shoulder
15) Which of the following muscles will NOT medially rotate the humerus at the shoulder joint? (MACA)
a) pectoralis major m.
b) pectoralis minor m.
c) teres minor m.
d) teres major m.
e) subscapularis m.
16) Which of the following muscles will NOT retract the scapula? (MACA)
a) trapezius m.
b) rhomboid minor m.
c) coracobrachialis m.
d) teres minor m.
e) rhomboid major m.
17) What muscle attaches to the radial tuberosity?
a) brachioradialis m.
b) biceps brachii m.
c) brachialis m.
d) coracobrachialis m.
e) none of the above
18) Which of the following muscles does the median nerve innervate? (MACA)
a) flexor carpi ulnaris m.
b) palmaris longus m.
c) supinator m.
d) brachioradialis m.
e) pronator teres m.
19) Which of the following muscles insert onto Mc’s 2 and/or 3? (MACA)
a) flexor carpi radialis m.
b) extensor carpi radialis longus m.
c) flexor carpi ulnaris m.
d) palmaris longus m.
e) extensor carpi radialis brevis m.
20) The median nerve runs through the belly of which of the following muscles?
a) supinator m.
b) coracobrachialis m.
c) pectoralis major m.
d) brachioradialis m.
e) pronator teres m.
page 3, SA Exam III, Q. 14-20
21) Which of the following muscles will NOT flex the knee? (MACA)
a) soleus m.
b) gastrocnemius m.
c) biceps femoris m.
d) sartorius m.
e) peroneus longus m.
22) Which of the following muscles will NOT laterally rotate the femur at the hip joint? (MACA)
a) gluteus maximus m.
b) gluteus minimus m.
c) biceps femoris m.
d) semitendinosus m.
e) piriformis m.
23) Which of the following muscles attaches to the medial cuneiform and the base of Mt 1? (MACA)
a) peroneus longus m.
b) peroneus brevis m.
c) tibialis anterior m.
d) tibialis posterior m.
e) gastrocnemius m.
24) Which of the following muscles attach to the calcaneus bone? (MACA)
a) plantaris m.
b) peroneus longus m.
c) flexor hallucis longus m.
d) soleus m.
e) gastrocnemius m.
25) Which of the following is NOT classified as a hamstring muscle?
a) semitendinosus m.
b) semimembranosus m.
c) biceps femoris m.
d) sartorius m.
26) Which of the following bones DO NOT touch the sphenoid bone? (MACA)
a) inferior nasal conchae
b) ethmoid bone
c) nasal bone
d) zygomatic bone
e) lacrimal bone
27) ______ detect changes in the internal or the external environment?
a) axons
b) receptors
c) transmitters
d) activators
e) none of the above
page 4, SA Exam III, Q.# 21-27
28) Which of the following is NOT a component of the peripheral nervous system?
a) neurolemmocytes
b) ganglia
c) cranial nerves
d) spinal nerves
e) astrocytes
29) Information in a typical spinal nerve travels ________.
a) away from the spinal cord
b) toward the spinal cord
c) a and b
30) The axon of a sensory neuron is ______ as it relates to the soma.
a) afferent
b) efferent
c) a and b
31) Type _____ fibers conduct information the fastest.
a) A
b) B
c) C
32) GSA information would most likely be carried in a ______ neuron.
a) multipolar
b) pseudounipolar
c) bipolar
33) GSE information would most likely be carried in a neuron whose nerve cell body would be found where?
a) dorsal root ganglion
b) dorsal horn of the spinal cord
c) ventral horn of the spinal cord
d) central canal of the spinal cord
e) gray commissure of the spinal cord
34) ________ would most likely be associated with disruption of SSA conduction neurons.
a) ataxia
b) anosmia
c) aphonia
d) peripheral anesthesia
e) two of the above
35) It is the _____conducting neurons in the radial nerve that cause sweat glands of the arm to secrete.
a) GSA
b) GVE
c) GVA
d) GSE
e) SVE
36) Which of the following is found in the highest concentration outside of the cell?
a) sodium
b) potassium
page 5, SA Exam III, Q.# 28-36
37) The internal voltage at which the cell will spontaneously depolarize is called _______________.
a) resting membrane potential
b) all or none response
c) the electrochemical gradient
d) threshold
e) none of the above
38) The amount of neurotransmitter contained in a synaptic vesicle ________.
a) is released into the presynaptic cell’s dendrites upon depolarization
b) is called a quantum
c) is called depolarization
d) is released upon cellular repolarization and stimulates the post synaptic cell
e) none of the above
39) The accumulation of chloride in the postsynaptic cell will cause the internal voltage of the cell to ____.
a) become more negative
b) become more positive
40) In the above question, for this cell to depolarize a stimulus of _____ strength than normal would be
required.
a) greater
b) lesser
41) The filum terminale is composed of ______.
a) dura mater
b) pia mater
c) bone
d) caudal equina cells
e) none of the above
42) Denticulate ligaments are composed of ______.
a) dura mater
b) pia mater
c) bone
d) spinal nerves
e) none of the above
43) Ascending tracts in the spinal cord carry _______ information.
a) sensory
b) motor
44) The portion of the neuron from the dorsal root ganglion to the dorsal horn is the ________.
a) dendrite
b) axon
45) Which of the following functional components are found in the ventral root of spinal nerves?
a) GSA, GVA
b) GVE, GSE
c) GSA, GVA, GSE, GVE
d) GSE, GSA
e) GVE, GVA
page 6, SA Exam III, Q.# 37-45
46) Which branch of the spinal nerve innervates the IVD and the meninges?
a) dorsal ramus
b) rami communicantes
c) sinuvertebral
d) ventral ramus
47) Which branch of the spinal nerve innervates the erector spinae group of muscles?
a) dorsal ramus
b) rami communicantes
c) sinuvertebral
d) ventral ramus
48) Superior to T6 the medial branch of the dorsal ramus carries mostly ______ information.
a) afferent
b) efferent
49) Which of the following functional components would be found in a spinal nerve root?
a) GSA, GVA
b) GVE, GSE
c) GSA, GVA, GSE, GVE
d) GSE, GSA
e) GVE, GVA
50) Which of the following structures is found within the confines of the neural canal?
a) ventral rami
b) spinal nerve root
c) ventral root
d) dorsal ramus
e) rami communicantes
51) Which of the following nerves carry sensory information from the skin posterior to the auricle and lateral
portion of the occipital region?
a) greater auricular nerve
b) lesser occipital nerve
c) greater occipital nerve
d) transverse cervical nerve
e) supraclavicular nerve
52) During dissection in gross lab you find a nerve traveling perpendicular to the fibers of the
sternocleidomastoid m. about midway down its belly. What nerve is it?
a) greater auricular nerve
b) lesser occipital nerve
c) greater occipital nerve
d) transverse cervical nerve
e) supraclavicular nerve
53) Which one of the following nerves is derived from the dorsal rami of a spinal nerve?
a) greater auricular nerve
b) lesser occipital nerve
c) greater occipital nerve
d) transverse cervical nerve
e) supraclavicular nerve
page 7, SA Exam III, Q.# 46-53
54) Which one of the following nerves is derived from spinal nerves C3 and C4?
a) greater auricular nerve
b) lesser occipital nerve
c) greater occipital nerve
d) transverse cervical nerve
e) supraclavicular nerve
55) Which spinal nerves would I have to cut to stop the diaphragm from contracting?
a) C2,3
b) C2,3,4
c) C3,4
d) C3,4,5
e) C4,5,6
56) Looking at the posterior head, which of the following nerves is most medial?
a) greater occipital nerve
b) suboccipital nerve
c) lesser occipital nerve
d) third occipital nerve
e) greater auricular nerve
57) In the formation of the brachial plexus, which of the following represents the correct order?
a) trunks form roots that form divisions that form cords that form branches
b) roots form trunks that form divisions than form cords that form branches
c) roots form divisions that form trunks that form cords that form branches
d) cords form trunks that form divisions that form roots that form branches
e) none of the above are correct
58) The superior trunk of the brachial plexus is formed by _______.
a) the convergence of spinal nerve roots C5 and C6
b) spinal nerve root C7
c) the convergence of spinal nerve roots C8 and T1
d) the anterior divisions of spinal nerve rots C5 and C6
e) the posterior divisions of spinal nerve cords C6 and C7
59) Anterior divisions of the brachial plexus tend to innervate muscles that are ______.
a) flexors
b) extensors
60) The lateral cord of the brachial plexus contains fibers from which of the following spinal nerve roots?
a) C5
b) C5,6
c) C5,6,7
d) C5,6,7,8 T1
e) C8, T1
61) Which of the following nerves is NOT derived from the medial cord of the brachial plexus?
a) medial pectoral nerve
b) axillary nerve
c) ulnar nerve
d) part of the median nerve
e) medial cutaneous brachial nerve
page 8, SA Exam III, Q.# 54-61
62) The cords of the brachial plexus are named according to their association with the ______.
a) cephalic vein
b) quadrangle space
c) axillary artery
d) brachial artery
e) jugular vein
63) To prevent lateral rotation of the humerus, what spinal nerves would I have to cut?
a) C5
b) C5,6
c) C5,6,7
d) C5,6,7,8
e) C5,6,7,8, T1
64) To stop flexion of the elbow joint, I would have to cut which of the following nerves? (MACA)
a) radial nerve
b) musculocutaneous nerve
c) median nerve
d) ulnar nerve
e) axillary nerve
65) To stop medial rotation of the humerus, I would have to cut ALL BUT WHICH ONE of the following
nerves?
a) axillary nerve
b) upper subscapular nerve
c) thoracodorsal nerve
d) lower subscapular nerve
e) long thoracic nerve
66) Spasms of the levator scapulae m. could indicate compression of which of the following spinal nerve roots?
a) C5
b) C6
c) C6,7
d) C8
e) T1
67) If I cut the ulnar nerve, which of the following muscles would be most affected?
a) flexor digitorum superficialis m.
b) flexor carpi ulnaris m.
c) extensor carpi ulnaris m.
d) abductor pollicis longus m.
e) pronator teres m.
68) What spinal nerves contribute to the formation of the thoracodorsal nerve?
a) C5
b) C5,6
c) C5,6,7
d) C6,7,8
e) C8, T1
page 9, SA Exam III, Q.# 62-68
69) If a patient comes into your clinic with the compliant of a burning “pins and needle” sensation in the palmar
aspect of the lateral 3 &1/2 fingers and paresis of the thenar muscles, but no loss of sensation over the thenar
eminence, what is your diagnosis?
a) carpal tunnel syndrome
b) pronator teres syndrome
70) In the above question, what nerve is involved?
a) axillary nerve
b) ulnar nerve
c) radial nerve
d) median nerve
e) musculocutaneous nerve
71) A patient presents to your clinic that has been in an auto accident. They are suffering from a fracture of the
to the coracoid process of the scapula which has led to intense pain down the lateral aspect of the forearm as
well as on the anterior aspect of the shoulder joint. What nerve do you suspect is involved causing the pain in
the forearm, distal to the site of the fracture.
a) axillary nerve
b) ulnar nerve
c) radial nerve
d) median nerve
e) musculocutaneous nerve
72) Cutting the femoral nerve would NOT affect which one of the following muscles?
a) iliacus m.
b) pectineus m.
c) sartorius m.
d) quadriceps mm.
e) gracilis m.
73) If I cut the tibial nerve, could I still flex the knee joint?
a) yes
b) no
74) If you answered yes to the above question, then what nerve would innervate a muscle that would still flex
the knee joint?
a) I answered no to the above question
b) femoral nerve
c) common peroneal nerve
d) ilioinguinal nerve
e) iliohypogastric nerve
75) This nerve is commonly damaged during surgical repair of inguinal hernias and causes a loss of sensation to
an area of skin covering the superior medial thigh.
a) femoral nerve
b) iliohypogastric nerve
c) obturator nerve
d) ilioinguinal nerve
e) sciatic nerve
page 10, SA exam III, Q.# 69-75
76) The sciatic nerve is actually two nerves in one sheath. What two nerves are they?
a) tibial and obturator nerves
b) common peroneal and femoral nerves
c) tibial and common peroneal nerves
d) obturator and femoral nerves
e) none of the above
77) What spinal nerves would I have to cut to paralyze the quadriceps muscle group?
a) L1,2,3
b) L2,3
c) L2,3,4
d) L3,4,5
e) L4,5, S1,2
78) What nerve(s) innervate the muscles of the posterior thigh? (MACA)
a) tibial nerve
b) common peroneal nerve
c) obturator nerve
d) femoral nerve
e) ilioinguinal nerve
79) Which of the following muscles does the deep branch of the common peroneal nerve NOT innervate?
a) tibialis anterior m.
b) extensor hallucis longus m.
c) peroneus tertius m.
d) peroneus longus m.
e) extensor digitorum longus m.
80) A blow to the proximal lateral aspect of the fibula at the knee can damage the common peroneal nerve
leading to which of the following?
a) inability to flex the knee
b) inability to extend the knee
c) inability to invert the foot
d) inability to dorsiflex the foot
e) inability to plantar flex the foot
81) Which of the following would NOT be seen in a patient who has had severe damage to the sciatic nerve at
the point it exits inferior the piriformis m.?
a) inability to dorsiflex the foot
b) inability to plantar flex the foot
c) inability to invert the foot
d) inability to evert the foot
e) inability to flex the knee
82) If you cut the sciatic nerve, could you still extend the hip joint?
a) yes
b) no
83) If you cut the femoral nerve could you still extend the knee joint?
a) yes
b) no
page 11, SA Exam III, Q.# 76-83
84) Which of the following nerves innervate the adductor magnus m.? (MACA)
a) tibial division of the sciatic nerve
b) common peroneal division of the sciatic nerve
c) femoral nerve
d) obturator nerve
e) superficial gluteal nerve
85) A patient presents with a numbness of the skin over the thumb. What spinal nerve root is involved?
a) C5
b) C6
c) C7
d) C8
e) T1
86) A patient presents with a diminished knee jerk reflex. Where is the problem?
a) the efferent neuron
b) the afferent neuron
c) the cutaneous receptors
d) the quadriceps muscle
e) all of the above are possible
87) The ______ nerve innervates the gluteus maximus m..
a) superior gluteal
b) inferior gluteal
c) pudendal
d) tibial division of the sciatic
e) common peroneal division of the sciatic
88) The _____ nerve innervates the skin of the perineum.
a) superior pelvic nerve
b) inferior pelvic nerve
c) pudendal nerve
d) peroneal nerve
e) none of the above
89) Which of the following nerves is found coursing in a vertical direction down the anterior belly of the psoas
major m.?
a) iliohypogastric nerve
b) ilioinguinal nerve
c) superior inguinal nerve
d) genitofemoral nerve
e) none of the above
90) Damage to this nerve would greatly decrease the patient’s ability to adduct the femur at the hip joint?
a) femoral nerve
b) obturator nerve
c) superior gluteal nerve
d) inferior gluteal nerve
e) common peroneal division of the sciatic
page 12, SA Exam III, Q.# 84-90
91) The midbrain develops from the ____.
a) prosencephalon
b) rhombencephalon
c) mesencephalon
92) The thalamus is a part of the _______.
a) telencephalon
b) diencephalon
c) mesencephalon
d) metencephalon
e) myelencephalon
93) A sulcus is a(n) ______on the surface of the cerebrum.
a) depression
b) elevation
94) The fold of dura mater that separates the two halves of the cerebrum is called the ____.
a) tentorium cerebelli
b) falx cerebri
c) longitudinal fissure
d) superior dural fold
e) none of the above
95) White matter is ___ to the gray matter in the brain.
a) superficial
b) deep
96) The medulla oblongata is a division of the _________.
a) telencephalon
b) diencephalon
c) mesencephalon
d) metencephalon
e) myelencephalon
97) Cerebrospinal fluid is found in the ______.
a) sub dural space
b) epidural space
c) peridural space
d) subarachnoid space
e) none of the above
98) Valium (Diazepam) works by stimulating the release of the neurotransmitter ___________.
a) acetylcholine
b) norepinephrine
c) epinephrine
d) gamma amino butyric acid
e) none of the above
page 13, SA Exam III, Q.# 91-98
99) Which one of the following cranial nerves DOES NOT carry sensory information from the tongue?
a) CN VII
b) CN XII
c) CN V
d) CN IX
e) CN X
100) If I poke you in the eye, which cranial nerve carries this GSA information to your brain?
a) CN II
b) CN III
c) CN IV
d) CN V
e) CN VII
page 14, SA Exam III, Q.# 99-100
The end of the third systemic anatomy exam. Grades will be posted in your classroom as soon as I get them
graded.