extra anatomy Q's (endterm) Flashcards
Perichondrium is made of
a. Dense regular connective tissue
b. Dense irregular connective tissue
b. Dense irregular connective tissue
Growth from within the cartiladge is
a. interstitial growth
a. appositional growth
a. interstitial growth
The meniscus is an example of
a. Fibrocartilage
b. Elastic Cartilage
c. Hyaline Cartilage
a. Fibrocartilage
The larynx is an example of
a. Fibrocartilage
b. Elastic Cartilage
c. Hyaline Cartilage
c. Hyaline Cartilage
Which of the following does the epiphyseal plate have? a. Fibrocartilage b. Elastic Cartilage c. Hyaline Cartilage
c. Hyaline Cartilage
Which of the following acts as a temporary skeleton?
a. Fibrocartilage
b. Elastic Cartilage
c. Hyaline Cartilage
c. Hyaline Cartilage
What provides nutrients to the avascular cartilage?
Perichondrium
What provides nutrients to the articular cartilage?
Diffusion, because it doesn’t have a perichondrium
Which of the following has a poorly defined perichondrium?
a. Fibrocartilage
b. Elastic Cartilage
c. Hyaline Cartilage
a. Fibrocartilage
it also says that it has no perichondrium at all
Which of the following is the most acidophilic?
a. Fibrocartilage
b. Elastic Cartilage
c. Hyaline Cartilage
a. Fibrocartilage
Which of the following are arranged into trabeculae columns?
a. compact bone
b. spongy bone
b. spongy bone
Which are described as giant multinucleate cells?
a. Osteogenic cells
b. Osteoblasts
c. Osteoclasts
d. Osteocytes
c. Osteoclasts
Which TWO of the following participate in bone remodeling?
a. Osteogenic cells
b. Osteoblasts
c. Osteoclasts
d. Osteocytes
b. Osteoblasts
&
c. Osteoclasts
Skull & clavicle formed via
a. Intramembranous Ossification
b. Endochondral Ossification
a. Intramembranous Ossification
During Endochondral Ossification, replacement of cartilage into bone begins in the
a. diaphysis
b. epiphyses
a. diaphysis
When the Cartilage model grows in width, it’s considered
a. interstitial growth
b. appositional growth
b. appositional growth
The space between the diaphysis and the epiphyses in adults is called
a. epiphyseal plate
b. epiphyseal line
b. epiphyseal line
Which of the following runs horizontally?
a. Central canals
b. Volkmann canals
b. Volkmann canals
The medullary cavity is surrounded by
a. hyaline cartilage
b. compact bone
c. spongy bone
c. spongy bone
Which of the following is non-striated?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
c. Smooth muscle
Which of the following is multinucleated?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
a. Skeletal muscle
Satellite cells are
a. Skeletal muscle stem cells
b. Cardiac muscle stem cells
c. Smooth muscle stem cells
a. Skeletal muscle stem cells
Invaginations of the sarcolemma that are important for calcium ion release and storage
a. sarcomere
b. T tubules
b. T tubules
Which cells connected by intercalated discs?
a. Skeletal muscle stem cells
b. Cardiac muscle stem cells
c. Smooth muscle stem cells
b. Cardiac muscle stem cells
Which of the following can divide and regenerate?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
c. Smooth muscle
What Stores Ca+2 in a relaxed muscle & releases Ca+2 to trigger muscle contraction?
Sarcoplasmic Reticulum
thin filaments are held in place by
a. I band
b. A band
c. M line
d. Z disc
e. H zone
d. Z disc
Thick filaments are held in place by
a. I band
b. A band
c. M line
d. Z disc
e. H zone
c. M line
What is in the middle of the I band?
a. H zone
b. A band
c. M line
d. Z disc
d. Z disc
Which of the following appears light?
a. I band
b. A band
a. I band
Thick filament is made of
a. actin
b. myosin
c. troponin
d. tropomyosin
b. myosin
Where are the nerve fibers & capillaries of muscles found?
a. Epimysium
b. Perimysium
c. Endomysium
c. Endomysium
Which of the following is spindle cell shaped?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
c. Smooth muscle
Which of the following is the plasma membrane of skeletal muscle?
a. sarcoplasm
b. sarcolemma
b. sarcolemma
plasma membrane= sarcolemma
cytoplasm= sarcoplasm
Which of the following are most powerful?
a. Parallel
b. Convergent
c. Circular
d. Pennate
d. Pennate
Which of the following stabilizes a joint as the muscles act on one another?
a. Prime Movers
b. Antagonist
c. Synergist
d. Fixator
c. Synergist
Which of the following stabilizes a bone?
a. Prime Movers
b. Antagonist
c. Synergist
d. Fixator
d. Fixator
Which of the following supplies intrafusal fibers?
a. myelinated alpha efferents
b. myelinated gamma efferents
c. non-myelinated autonomic efferents
b. myelinated gamma efferents
Which of the following supplies smooth muscle fibers of the blood vessels?
a. myelinated alpha efferents
b. myelinated gamma efferents
c. non-myelinated autonomic efferents
c. non-myelinated autonomic efferents
Which of the following supplies extrafusal muscle fibers?
a. myelinated alpha efferents
b. myelinated gamma efferents
c. non-myelinated autonomic efferents
a. myelinated alpha efferents
What’s the difference between motor end plates (neuromuscular junction) and neuronal synapses (synaptic cleft)?
The synaptic cleft of the motor end plates contains a basal lamina, but neuronal synapses don’t.
Which of the following have flower spray endings?
a. primary sensory endings
b. secondary sensory endings
b. secondary sensory endings
Which of the following have anulospiral endings?
a. primary sensory endings
b. secondary sensory endings
a. primary sensory endings
Which of the following is called the protein factory?
a. Cell body
b. Dendrites
c. Axon
a. Cell body
Which of the following is myelinated?
a. Cell body
b. Dendrites
c. Axon
c. Axon
Which of the following is can you see by using Nissel stain?
a. Cell body
b. Dendrites
c. Axon
a. Cell body
Kinesin protein of the axon mediates which transport?
a. Retrograde transport
b. Anterograde transport
b. Anterograde transport
Gap junctions are found in which TWO of the following?
a. Skeletal muscle
b. Cardiac muscle
c. Smooth muscle
b. Cardiac muscle
&
c. Smooth muscle
What’s the function of astrocytes?
a. uptake the NT
b. degrade the NT
a. uptake the NT
Which of these neuroreceptors do NOT activate sodium channels?
a. acetylcholine
b. glutamate
c. glycine
d. aspartate
c. glycine
Which TWO of these neuroreceptors cause hyperpolarization?
a. GABA
b. glutamate
c. glycine
d. aspartate
a. GABA
&
c. glycine
(they inhibit impulses)
Which is true?
a. unipolar (pseudounipolar) neurons develop into bipolar neurons
b. bipolar neurons develop into unipolar (pseudounipolar) neurons
c. unipolar (pseudounipolar) neurons are rare
b. bipolar neurons develop into unipolar (pseudounipolar) neurons
Most interneurons are
a. unipolar
b. bipolar
c. multipolar
c. multipolar
Most sensory neurons are
a. unipolar
b. bipolar
c. multipolar
a. unipolar
Most efferent neurons are
a. unipolar
b. bipolar
c. multipolar
c. multipolar
Where are Pyramidal cells found?
a. cerebral cortex
b. cerebellum
a. cerebral cortex
Which of the following forms part of blood-brain barrier?
a. Astrocytes
b. Microglia
c. Ependymal Cells
d. Oligodendrocytes
a. Astrocytes
Which of the following produces myelin sheaths of the CNS?
a. Astrocytes
b. Microglia
c. Ependymal Cells
d. Oligodendrocytes
d. Oligodendrocytes
Which of the following help circulate the cerebrospinal fluid?
a. Astrocytes
b. Microglia
c. Ependymal Cells
d. Satellite cells
c. Ependymal Cells
Which of the following is found in the PNS?
a. Astrocytes
b. Microglia
c. Ependymal Cells
d. Satellite cells
d. Satellite cells
Which of the following produces myelin sheaths of the PNS?
a. Schwann cells
b. Oligodendrocytes
a. Schwann cells
Which of the following is monocyte-derived?
a. Astrocytes
b. Microglia
c. Ependymal Cells
d. Satellite cells
b. Microglia
they’re also the smallest and least abundant
Which of the following have eccentrically placed nuclei?
a. Spinal Ganglia
b. Sympathetic Ganglia
b. Sympathetic Ganglia
(Sympathetic Ganglia= multipolar neurons
Spinal Ganglia= psuedounipolar)
T/F: unmyelinated PNS axons are not surrounded by Schwann cells
False, they’re still covered by them, but not enough to insulate
Which is located dorsally?
a. Interneurons
b. Motor neurons
c. Sensory neurons
c. Sensory neurons
Which is located ventrally?
a. Interneurons
b. Motor neurons
c. Sensory neurons
b. Motor neurons
Which has more satellite cells?
a. Spinal Ganglia
b. Sympathetic Ganglia
a. Spinal Ganglia
Which cells help recover from nerve damage?
Schwann cells wrap the damage and make a path for regeneration and macrophages clean up the debris
nerve damage in which is more likely to heal?
a. CNS
b. PNS
b. PNS
the CNS is more restricted because of the BBB, so less healing occurs
What passes through Foramen magnum?
a. Emissary vein
b. Greater palatine artery
c. Medulla oblongata
c. Medulla oblongata
9th, 10th, and 11th cranial nerves pass through
a. Jugular foramen
b. Foramen ovale
c. Stylomastoid foramen
a. Jugular foramen
The facial nerve passes through
a. Jugular foramen
b. Foramen ovale
c. Stylomastoid foramen
c. Stylomastoid foramen
Which of the following is made from temporal & sphenoid bone?
a. Anterior Cranial fossa
b. Middle Cranial fossa
c. Posterior Cranial fossa
b. Middle Cranial fossa
Which of the following is made from the occipital bone?
a. Anterior Cranial fossa
b. Middle Cranial fossa
c. Posterior Cranial fossa
c. Posterior Cranial fossa
Which of the following is made from the frontal bone?
a. Anterior Cranial fossa
b. Middle Cranial fossa
c. Posterior Cranial fossa
a. Anterior Cranial fossa
What seperates the right and left side of the brain?
a. Falx Cerebri
b. Falx cerebelli
c. Tentorium Cerebelli
a. Falx Cerebri
Which one is more medial?
a. supra-orbital artery
b. supratrochlear artery
b. supratrochlear artery
Light touch is detected by
a. Meissner’s corpuscles
b. Pacinian corpuscles
c. Ruffini corpuscles
a. Meissner’s corpuscles
Tensile forces is detected by
a. Meissner’s corpuscles
b. Pacinian corpuscles
c. Ruffini corpuscles
c. Ruffini corpuscles
Which has more sensory receptors?
a. thin skin
b. thick skin
b. thick skin
Pressure & vibrations are detected by
a. Meissner’s corpuscles
b. Pacinian corpuscles
c. Ruffini corpuscles
b. Pacinian corpuscles
Which has fewer sweat glands?
a. thin skin
b. thick skin
a. thin skin
Which of the following is only found in thick skin?
a. Stratum Corneum
b. Stratum Lucidum
c. Stratum Granulosum
d. Stratum Spinosum
e. Stratum Basale
b. Stratum Lucidum
Which of the following contain Langerhans cells & melanin granules?
a. Stratum Corneum
b. Stratum Lucidum
c. Stratum Granulosum
d. Stratum Spinosum
e. Stratum Basale
d. Stratum Spinosum
Which of the following contains melanocytes and merkel cells?
a. Stratum Corneum
b. Stratum Lucidum
c. Stratum Granulosum
d. Stratum Spinosum
e. Stratum Basale
e. Stratum Basale
Patients with Albinism
a. lack melanocyte production
b. lack melanin production
c. both
b. lack melanin production
Arrector pili are found in the
a. Epidermis
b. Dermis
c. Hypodermis
b. Dermis
Papillary region of the dermis contains
a. fine elastic fibers
b. course elastic fibers
a. fine elastic fibers
Which part of the dermis is responsible for fingerprints?
Epidermal ridges & dermal papillae
Which is called the “scent gland”?
a. Apocrine
b. Merocrine
c. Holocrine
a. Apocrine
Which of the following secretes sebum, which causes acne?
a. Apocrine
b. Merocrine
c. Holocrine
c. Holocrine
Which of the following secretes cerumen, aka ear wax?
a. Apocrine
b. Merocrine
c. Holocrine
a. Apocrine
** modified apocrine
Which of the following helps dissipate excess heat?
a. Apocrine
b. Merocrine
c. Holocrine
b. Merocrine
What kind of gland is the mammary gland?
a. Apocrine
b. Merocrine
c. Holocrine
a. Apocrine
** modified apocrine
Which part of the hair follicles contains a rich supply of capillaries?
a. Hair shaft
b. Glassy membrane
c. Dermal papilla
c. Dermal papilla
Which of the following is located at the proximal nail fold?
a. eponychium
b. hyponychium
a. eponychium
distal end= hyponychium
Which of the following stimulates sebum production?
a. anaerobic bacteria
b. comedones
c. androgens
c. androgens
Which of the following planes divides the two hemispheres of the brain?
a. frontal plane
b. sagittal plane
c. horizontal plane
b. sagittal plane
Which is the largest part of the brain?
a. Cerebrum
b. Diencephalon
c. Cerebellum
d. Brain stem
a. Cerebrum
The cerebral cortex is made of
a. white matter
b. grey matter
c. fibrous tissue
b. grey matter
Which Divides the Frontal Lobe from the Parietal Lobe
a. lateral sulcus
b. cerebral sulcus
c. central sulcus
c. central sulcus
Which Separates the Cerebrum from the Cerebellum?
a. Longitudinal Fissure
b. Transverse Fissure
c. Sylvian/Lateral Fissure
b. Transverse Fissure
Which Divides the Temporal Lobe from the Frontal and Parietal Lobes?
a. Longitudinal Fissure
b. Transverse Fissure
c. Sylvian/Lateral Fissure
c. Sylvian/Lateral Fissure
Thalamus bulges into
a. lateral ventricle
b. third ventricle
c. fourth ventricle
b. third ventricle
vermis separates which two structures?
a. Midbrain & Pons
b. the two hemispheres of the Cerebrum
c. the two hemispheres of the Cerebellum
c. the two hemispheres of the Cerebellum
The spinal cord ends at
a. T10-11
b. T11-T12
c. T12-L1
d. L1-L2
d. L1-L2
Where is the cervical enlargement?
C4-T1
Where is the lumbar enlargement?
T11-L1
The spinal cord ends at
a. cauda equina
b. conus medullaris
c. filum terminale
a. cauda equina
What anchors the cord to the sacrum
a. cauda equina
b. conus medullaris
c. filum terminale
c. filum terminale
Which of the following has CSF in it?
a. subdural space
b. subarachnoid space
c. epidural space
b. subarachnoid space
separates arachnoid and pia matter
The dura matter and the arachnoid are separated by
a. subdural space
b. subarachnoid space
c. epidural space
a. subdural space
What connects the third & fourth ventricle
a. cerebral aqueduct
b. interventricular foramen
a. cerebral aqueduct
Which of the following is filled with fat?
a. subdural space
b. subarachnoid space
c. epidural space
c. epidural space
Which two are connected by interventricular foramen (of Monro)?
a. lateral ventricle
b. third ventricle
c. fourth ventricle
a. lateral ventricle
&
b. third ventricle
Which of the following lies in diencephalon?
a. lateral ventricle
b. third ventricle
c. fourth ventricle
b. third ventricle
Which of the following lies in hindbrain?
a. lateral ventricle
b. third ventricle
c. fourth ventricle
c. fourth ventricle
Which TWO of the followinf are responsible from moving CSF from th fourth ventricle to the subarachnoid spaces?
a. foramen of Luschka
b. foramen of Magendie
c. foramen of Monro
a. foramen of Luschka (lateral aperture)
&
b. foramen of Magendie (median aperture)
How does the CSF go into the venous circulation to get recycled?
Diffuses across the arachnoid granulations or villi
Which encloses a fascicle of nerve fibers?
a. Endoneurium
b. Perineurium
c. Epineurium
b. Perineurium
Which encloses the vasa nervorum?
a. Endoneurium
b. Perineurium
c. Epineurium
c. Epineurium
Which of the following only contains sensory input?
a. spinal nerve
b. ventral ramus
c. dorsal ramus
d. none of the above
e. B&C
d. none of the above
they all contain both sensory & motor
Which of the following is larger?
a. ventral ramus
b. dorsal ramus
a. ventral ramus
anterior (ventral) rami is larger than the posterior (dorsal) rami
Which is true about the 10th cranial nerve?
a. arises from the brain
b. arises from the superior part of the spinal cord
a. arises from the brain
Which is true about the 11th cranial nerve?
a. arises from the brain
b. arises from the superior part of the spinal cord
b. arises from the superior part of the spinal cord
all cranial nerve arises from the brain except number 11
Which only carries motor fibers?
a. ventral root
b. dorsal root
c. ventral ramus
d. dorsal ramus
a. ventral root
Which only carries sensory fibers?
a. ventral root
b. dorsal root
c. ventral ramus
d. dorsal ramus
b. dorsal root
Which spinal cord segment does the patellar reflex test?
L2, L3, & L4
Which is true about the sympathetic system?
a. Preganglionic fibers are myelinated whereas postganglionic fibers are nonmyelinated
b. postganglionic fibers are myelinated whereas preganglionic fibers are nonmyelinated
a. Preganglionic fibers are myelinated whereas postganglionic fibers are nonmyelinated
The lumbar ganglion is a part of
a. Prevertebral ganglia
b. Paravertebral ganglia
b. Paravertebral ganglia
The celiac ganglion is a part of
a. Prevertebral ganglia
b. Paravertebral ganglia
a. Prevertebral ganglia
Prevertebral= preaortic ganglia
Which of the following innervates the suprarenal gland?
a. presynaptic fibers
b. postsynaptic fibers
a. presynaptic fibers
The celiac ganglion provides innervation to which of the following?
a. small & large intestine
b. bladder
c. stomach
d. adrenal gland
c. stomach
and the pancreas & spleen
The superior mesenteric ganglion provides innervation to which of the following?
a. small & large intestine
b. bladder
c. stomach
d. adrenal gland
a. small & large intestine
The inferior mesenteric ganglion provides innervation to which of the following?
a. small & large intestine
b. bladder
c. stomach
d. adrenal gland
b. bladder
Which of the following innervates the parotid gland?
a. ciliary ganglion
b. pterygopalatine ganglion
c. otic ganglion
d. submandibular ganglion
c. otic ganglion
supplied by cranial nerve 9
Which of the following ganglions are innervated by the 7th cranial nerve?
a. ciliary ganglion
b. pterygopalatine ganglion
c. otic ganglion
d. submandibular ganglion
b. pterygopalatine ganglion
&
c. otic ganglion
Which of the following innervates the salivary gland?
a. ciliary ganglion
b. pterygopalatine ganglion
c. otic ganglion
d. submandibular ganglion
d. submandibular ganglion
Which of the following plays a part in pupillary constriction?
a. ciliary ganglion
b. pterygopalatine ganglion
c. otic ganglion
d. submandibular ganglion
a. ciliary ganglion
Which of the following cranial nerves have a role in regulating the thoracic & abdominal viscera?
a. III
b. VII
c. IX
d. X
d. X
Which of the following only regulates the body internally?
a. sympathetic nervous system
b. parasympathetic nervous system
b. parasympathetic nervous system
Which has a high level of elastin fibers & sensory receptors?
a. Superficial fascia
b. Visceral fascia
c. Deep Fascia
c. Deep Fascia
What stores fat and water?
a. Superficial fascia
b. Visceral fascia
c. Deep Fascia
a. Superficial fascia
Which suspends the organs?
a. Superficial fascia
b. Visceral fascia
c. Deep Fascia
b. Visceral fascia
What blends firmly with periosteum?
a. Superficial fascia
b. Visceral fascia
c. Deep Fascia
c. Deep Fascia
What blends with fibrous pericardium of the heart?
a. Superficial cervical fascia
b. Investing layer of deep fascia
c. Pretracheal layer of deep cervical fascia
d. Prevertebral layer of deep cervical fascia
e. Carotid sheath
c. Pretracheal layer of deep cervical fascia
What contains the platysma?
a. Superficial cervical fascia
b. Investing layer of deep fascia
c. Pretracheal layer of deep cervical fascia
d. Prevertebral layer of deep cervical fascia
e. Carotid sheath
a. Superficial cervical fascia
What encloses the trapezius and sternocleidomastoid muscles?
a. Superficial cervical fascia
b. Investing layer of deep fascia
c. Pretracheal layer of deep cervical fascia
d. Prevertebral layer of deep cervical fascia
e. Carotid sheath
b. Investing layer of deep fascia
What encloses the esophagus and thyroid gland?
a. Superficial cervical fascia
b. Investing layer of deep fascia
c. Pretracheal layer of deep cervical fascia
d. Prevertebral layer of deep cervical fascia
e. Carotid sheath
c. Pretracheal layer of deep cervical fascia
Which forms stylomandibular ligament?
a. Superficial cervical fascia
b. Investing layer of deep fascia
c. Pretracheal layer of deep cervical fascia
d. Prevertebral layer of deep cervical fascia
e. Carotid sheath
b. Investing layer of deep fascia
What kind of space is Retropharyngeal space?
a. actual space
b. potential space
b. potential space
A retropharyngeal abscess causes
difficulty in swallowing (dysphagia), difficulty in speaking (dysarthria)
Which of the following can spread to the thoracic cavity, anterior to the pericardium?
a. an abscess between investing layer and muscular part of pretracheal fascia
b. an abscess between investing layer and visceral part of pretracheal fascia
b. an abscess between investing layer and visceral part of pretracheal fascia
Retropharyngeal space opens inferiorly into
a. the anterior mediastinum
b. the posterior mediastinum
c. the middle mediastinum
d. the superior mediastinum
d. the superior mediastinum
What separates retropharyngeal space?
Alar fascia
What Posterior triangle of the neck into the Occipital triangle & the Subclavian triangle?
a. Superior belly of omohyoid muscle
b. Inferior belly of omohyoid muscle
c. Trapezius muscle
b. Inferior belly of omohyoid muscle
Which nerve crosses the Levator scapulae muscle?
a. vestibulocochlear nerve
b. glossopharyngeal nerve
c. hypoglossal nerve
d. accessory nerve
d. accessory nerve
11th cranial nerve
The posterior of the sternocleidomastoid muscle has
a. Common Carotid Artery
b. Internal jugular vein
c. External jugular vein
d. Right axillary vein
b. External jugular vein
The hyoid bone is the base of which triangle?
a. Subclavian triangle
b. Muscular triangle
c. Occipital triangle
d. Submental triangle
d. Submental triangle
Which cranial nerves are extensions of the forebrain?
a. 1&2
b. 2&3
c. 3&4
d. 9&10
a. 1&2
Which cranial nerves have their cell body inside the CNS?
a. sensory neuron
b. motor neuron
b. motor neuron
Where does the olfactory tract transmit information?
a. frontal lobe
b. temporal lobe
c. occipital lobe
b. temporal lobe
Which of the following controls the motor action of the tongue muscles?
a. Olfactory
b. Trochlear
c. Vestibulocochlear
d. Accessory
e. Hypoglossal
e. Hypoglossal
Which of the following controls hearing and balance?
a. Olfactory
b. Trochlear
c. Vestibulocochlear
d. Accessory
e. Hypoglossal
c. Vestibulocochlear
vestibular nerve= balance
cochlear nerve= hearing
Which of the following controls the sternocleidomastoid and trapezius muscles?
a. Olfactory
b. Trochlear
c. Vestibulocochlear
d. Accessory
e. Hypoglossal
d. Accessory
Which TWO of the following control taste?
a. Facial
b. Trochlear
c. Vestibulocochlear
d. Accessory
e. Hypoglossal
a. Facial (anterior 2/3)
&
e. Hypoglossal (posterior 1/3)
What three nerves go through the jugular foramen?
Cranial nerves 9 (glossopharyngeal), 10 (vagus), and 11 (accessory)
and the internal jugular vein
Which cranial nerve controls the muscles of mastication?
a. facial nerve
b. trigeminal nerve
c. vegas nerve
a. facial nerve
Which of the following controls the lateral movement of the eye?
a. trochlear
b. ocular
c. abducens
c. abducens
the lateral rectus muscle
Which of the following controls superior oblique muscle of the eye?
a. trochlear
b. ocular
c. abducens
a. trochlear
Which of the following forms the pharyngeal pouches?
a. Mesoderm
b. Ectoderm
c. Endoderm
c. Endoderm
Which of the following forms the pharyngeal clefts?
a. Mesoderm
b. Ectoderm
c. Endoderm
b. Ectoderm
Which of the following forms the pharyngeal arches?
a. Mesoderm
b. Ectoderm
c. Endoderm
a. Mesoderm
Which of the following has the superior & external laryngeal nerves?
a. First arch
b. Second arch
c. Third arch
d. Fourth arch
e. Sixth arch
d. Fourth arch
Reichert’s cartilage is a part of the…
a. First arch
b. Second arch
c. Third arch
d. Fourth arch
e. Sixth arch
b. Second arch
Which of the following has the Recurrent laryngeal nerve?
a. First arch
b. Second arch
c. Third arch
d. Fourth arch
e. Sixth arch
e. Sixth arch
Which arch froms an ectodermal depression known as the cervical sinus?
a. First arch
b. Second arch
c. Third arch
d. Fourth arch
e. Sixth arch
b. Second arch
Cricothyroid muscle is supplied by the nerve in which arch?
a. First arch
b. Second arch
c. Third arch
d. Fourth arch
e. Sixth arch
d. Fourth arch
external laryngeal nerve
Under development of zygomatic bone characterizes
a. Pierre Robin syndrome
b. Treacher Collins syndrome
b. Treacher Collins syndrome
chromosome 5
Hypoplasia of the mandible, as well as the displacement of the tongue & cleft palate, characterizes
a. Pierre Robin syndrome
b. Treacher Collins syndrome
a. Pierre Robin syndrome
Incomplete closure of the cervical sinus characterizes
a. internal fistula
b. external fistula
c. complete fistula
b. external fistula
Incomplete closure of the pharyngeal pouches characterizes
a. internal fistula
b. external fistula
c. complete fistula
a. internal fistula
Which of the following doesn’t move when the tongue moves?
a. Thyroglossal cyst
b. Branchial cyst
b. Branchial cyst
Which develops from all 3 germ layers?
a. palatine tonsil
b. tubotympanic recess
c. tympanic membrane
c. tympanic membrane
Which of the following develops into the superior parathyroid?
a. First pouch
b. Second pouch
c. Third pouch
d. Fourth pouch
d. Fourth pouch
the auditory tube develops from
a. First pouch
b. Second pouch
c. Third pouch
d. Fourth pouch
a. First pouch
Epithelio-reticulocytes are derived from the endoderm of
a. First pouch
b. Second pouch
c. Third pouch
d. Fourth pouch
c. Third pouch
epithelio-reticulocytes= aka thymic epithelial cell
Epithelio-reticulocytes are derived from the endoderm of
a. First pouch
b. Second pouch
c. Third pouch
d. Fourth pouch
c. Third pouch
epithelio-reticulocytes= aka thymic epithelial cell
thymic hypoplasia, T cell deficiency, & cardiac defects are characteristics of a defect in which TWO pharyngeal punches?
a. First pouch
b. Second pouch
c. Third pouch
d. Fourth pouch
c. Third pouch
&
d. Fourth pouch
What characterizes Nezelof’s syndrome?
inferior parathyroids and thymus are absent but Superior parathyroid is present; patients are also highly susceptible to life-threatening infections
