Anatomy 001 - Introduction to Human Anatomy » Fall 2020 » Lecture Exam 2
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Question #1
______________ neurons leave the spinal cord from spinal cord segements T1-L2.
A.
Sympathetic
B.
Parasympathetic
Question #2
Which of the following somatic sensory receptors are deep touch, pressure and vibration receptors found deep in the dermis of skin?
A.
Meissner's corpuscles
B.
Free nerve endings
C.
Merkel Cells
D.
Pacinian corpsucles
Question #3
Which of the following CNS tissues is composed of cell bodies and synapses?
A.
Gray matter
B.
White matter
C.
Arachnoid mater
D.
Dura mater
Question #4
Which of the following are cylinders of cytoskeleton that extend from one end of the muscle fiber to the other end of the muscle fiber?
A.
Transverse (T) tubules
B.
Myofibrils
C.
Mitochondria
D.
Sarcoplasmic reticulum (SR)
Question #5
_________________ are folds of the sarcolemma that create tubes that pass through center of the muscle fiber.
A.
Transverse (T) tubules
B.
Mitochondria
C.
Sarcoplasmic reticulum (SR)
D.
Sarcoplasm
Question #6
Information leaving the CNS through the spinal cord exits through the
A.
dorsal roots
B.
ventral roots
C.
cauda equina
D.
filium terminale
Question #7
Information traveling from the body to the brain enters the CNS through the ventral roots of the spinal cord.
A.
TRUE
B.
FALSE
Question #8
The neurotransmitter _______________ is always used to control skeletal muscle fibers at the neuromuscular junction.
A.
Hydroxyapatite
B.
Retinal
C.
Acetyl Choline
D.
Chondrotin sulfate
Question #9
Which of the following is the tough outermost layer of the meningies covering the brain and spinal cord?
A.
Arachnoid mater
B.
Dura mater
C.
Pia mater
D.
White matter
Question #10
Which of the following structural joint types connects a tooth to the maxilla or mandible?
A.
Gomphosis
B.
Synovial joint
C.
Synostosis
D.
Synchondrosis
Question #11
____________ are glial cells that function as the immune cells of the CNS.
A.
Oligodendrocytes
B.
Microglia
C.
Ependymal cells
D.
Astrocytes
Question #12
Which of the following tracts of white matter in the cerebrum connect the left and right cerebral hemisphires?
A.
Substantia nigra
B.
Projection fibers
C.
Commissural fibers
D.
Association fibers
Question #13
Which of the following nerve connective tissues surrounds each nerve fascicle?
A.
Epineuroum
B.
Perineurium
C.
Dermis
D.
Endoneurium
Question #14
The spinal chord ends at the level of the ______________ vertebrae in a structure called the _______________.
A.
Lumbar/dorsal median fissure
B.
Sacral/dorsal median fissure
C.
Lumbar/conus medullaris
D.
Sacral/conus medullaris
Question #15
There are 8 cervical spinal cord segments even though there are only 7 cervical vertebrae.
A.
FALSE
B.
TRUE
Question #16
The sympathetic and parasympathetic input to the heart is ____________, whereas the sympathetic and parasympathetic input to the salivary glands is ________________.
A.
phasic / tonic
B.
antagonistic / cooperative
C.
tonic / phasic
D.
cooperative / antagonistic
Question #17
Which of the following is a space in the center of the hypothalamus and thalamus (diencephalon) that is filled with CSF?
A.
Fourth ventricle
B.
Third ventricle
C.
First lateral ventricle
D.
Second lateral ventricle
Question #18
Which of the following are white matter regions in the medulla oblongata that connect the medulla oblongata to the cerebellum?
A.
Inferior olivary nuclei
B.
Cranial nerve nuclei
C.
Pyramids
D.
Inferior cerebellar peduncles
Question #19
A single lower motor neuron together with all the muscle fibers it innervates is called
A.
a myofibril.
B.
a sarcomere.
C.
a nerve plexus.
D.
a dendrite.
E.
a motor unit.
Question #20
Junctional folds are
A.
folds of the axon terminal at a neuroglandular junction.
B.
folds of the sarcolemma at a neuromuscular junction.
C.
folds of the sarcolemma at a neuroglandular junction.
D.
folds of the axon terminal at a neuromuscular junction.
Question #21
An extracapsular ligament
A.
is a ligament that stabilizes a synovial joint outside the joint capsule.
B.
is a ligament that stabilizes a synostosis joint inside the joint capsule.
C.
is a ligament that stabilizes a synostosis joint outside the joint capsule.
D.
is a ligament that stabilizes a synovial joint inside the joint capsule.
Question #22
Menisci like the medial and lateral mensici in the knee joint are made of
A.
elastic cartilage.
B.
fibrocartilage.
C.
compact bone tissue.
D.
hyaline cartilage.
Question #23
Which of the following types of neurons has two extensions off the cell body, one that leads to the dendrites, one that leads to the axon terminal?
A.
Multipolar neurons
B.
Pseudounipolar/Unipolar neurons
C.
Bipolar neurons
Question #24
Which of the following brain region is a major relay center between the cerebral cortex and the rest of the CNS?
A.
Thalamus
B.
Cerebellum
C.
Hypothalamus
D.
Filium terminale
Question #25
Spherical actin proteins called _______________ each contain a myosin binding site.
A.
tropomyosin
B.
g-actin
C.
troponin
D.
f-actin
Question #26
Which of the following is formed by ventral rami C1 to C5 and is the branch point for nerves to the head and neck?
A.
Cervical plexus
B.
Lumbar plexus
C.
Sacral plexus
D.
Brachial plexus
Question #27
Which of the following synovial joint types is composed of a bone or ligament sleeve wraping around a cylinder shaped bone?
A.
Condylar joint
B.
Hinge joint
C.
Ball and Socket joint
D.
Pivot joint
Question #28
Which of the following synovial joint types allows non-axial, gliding movements?
A.
Plane joints
B.
Condylar joints
C.
Hinge joints
D.
Ball and Socket joints
Question #29
Which of the following regions of the neuron releases neurotransmitter into the synaptic cleft?
A.
Soma/Cell Body
B.
Axon terminal
C.
Dendrites
D.
Axon
Question #30
Which of the following is a dark nucleus containing melanin in the midbrain and degenerates in Parkinson's disease?
A.
The apneustic center
B.
The olivary nuclei
C.
The pneumotaxic center
D.
The substantia nigra
Question #31
The dense layer of connective tissue that surrounds an entire skeletal muscle is the
A.
epimysium.
B.
fascicle.
C.
endomysium.
D.
tendon.
E.
perimysium.
Question #32
In a myelinated axon, the gaps between myelin sheaths are called
A.
axon hillock.
B.
nodes of Ranvier.
C.
telodendria.
D.
axon collaterals.
Question #33
Damage to which of the following regions of the brain will affect your ability to process pain.
A.
Temporal lobe
B.
Occipital lobe
C.
Parietal lobe
D.
Frontal lobe
Question #34
Which of the following sarcomere bands is composed of actin filaments only and is the light band in striations?
A.
M lines
B.
I bands
C.
H zones
D.
A bands
Question #35
Which of the following sarcomere bands is composed of myosin filaments and contains the H zone and zones of overlap between myosin and actin filaments?
A.
I bands
B.
M lines
C.
A bands
D.
Z lines
Question #36
The striatum and globus pallidus are structures of the
A.
midbrain.
B.
basal nuclei.
C.
pons.
D.
medulla oblongata.
Question #37
Which of the following structures are collections of adipose tissue around synovial joint structures?
A.
Bursa
B.
Extracapsular ligaments
C.
Fat pads
D.
Intracapsular ligaments
Question #38
Which of the following is the correct functional classification for a syndesmosis?,,
A.
Synarthrosis
B.
Amphiarthrosis
C.
Diarthrosis
Question #39
The sarcolemma of muscle fibers contains the protein ______________________ that carries lots of extra oxygen for the muscle fiber.,,
A.
melanin
B.
carotene
C.
hemoglobin
D.
myoglobin
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