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1010+ Anatomy Solved MCQs

These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Uncategorized topics .

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Chapter: Head and Neck
51.

The sensory innervation of the auricle of the ear includes:

A. auricolotermporal nerve (V3)
B. great auricular nerve (C2)
C. facial nerve via tympanic plexus (VII)
D. auricular branch of vagus (X)
E. all of the above
Answer» E. all of the above
discuss
52.

Regarding the abducent nerve (CN V1):

A. the nucleus lies in the medulla
B. supplies superior oblique muscle
C. enters the orbit ???? superior orbital fissure
D. has no relation to the cavernous sinus
E. carries autonomic fibres from Edinger-Westphal node
Answer» C. enters the orbit ???? superior orbital fissure
discuss
53.

Regarding the face, which is INCORRECT?

A. there is no deep fascia on the face
B. the bulk of orbicularis oris muscle comes from buccinator
C. the eyelid muscles are completely supplied by CNVII
D. the parotid duct pierces buccinator opposite the third upper molar tooth
E. the facial nerve supplies the occipital belly of occipitofrontalis
Answer» C. the eyelid muscles are completely supplied by CNVII
discuss (2)
54.

Regarding the trigeminal nerve:

A. branches emerge from the parotid gland
B. the mandibular nerve has three cutaneous branches
C. the supratrochlear nerve supplies midline forehead and scalp
D. the infratrochlear nerve is a branch of the maxillary nerve
E. the bridge of the nose is supplied by the external nasal nerve
Answer» B. the mandibular nerve has three cutaneous branches
discuss
55.

Which structure does NOT pass through the parotid gland?

A. retromandibular vein
B. temporozygomatic branch of facial nerve
C. cervicofacial branch of facial nerve
D. internal jugular vein
E. external carotid artery
Answer» D. internal jugular vein
discuss
56.

Which structure is NOT in the carotid sheath?

A. internal jugular vein
B. hypoglossal nerve
C. glossopharyngeal nerve
D. external jugular vein
E. internal carotid artery
Answer» D. external jugular vein
discuss
57.

Which is an intrinsic muscle of the tongue?

A. superior longitudinal muscle
B. genioglossus muscle
C. hyoglossus muscle
D. styloglossus muscle
E. palatoglossus muscle
Answer» A. superior longitudinal muscle
discuss
58.

Which muscle abducts the vocal cords?

A. cricothyroid
B. oblique arytenoid
C. posterior cricoarytenoid
D. lateral cricoarytenoid
E. thyroepiglottic
Answer» C. posterior cricoarytenoid
discuss
59.

Which laryngeal muscle is NOT supplied by the recurrent laryngeal nerve?

A. thyroarytenoid
B. cricothyroid
C. aryepiglottic
D. oblique arytenoid
E. posterior cricoarytenoid
Answer» B. cricothyroid
discuss
60.

The internal laryngeal nerve supplies:

A. sensation to the vocal folds
B. cricothyroid muscle
C. sensation above the vocal folds
D. transverse arytenoid muscle
E. sensation below the vocal folds
Answer» C. sensation above the vocal folds
discuss
61.

Which nerve does NOT supply skin to the upper eyelid?

A. lacrimal
B. supraorbital
C. supratrochlear
D. infratrochlear
E. infraorbital
Answer» E. infraorbital
discuss
62.

Which extraocular muscle does NOT arise from the tendinous ring of the orbit?

A. superior rectus
B. superior oblique
C. inferior rectus
D. medial rectus
E. lateral rectus
Answer» B. superior oblique
discuss
63.

Which structure passes through the tendinous ring of the orbit?

A. ophthalmic artery
B. inferior rectus muscle
C. lacrimal nerve
D. trochlear nerve
E. superior oblique muscle
Answer» A. ophthalmic artery
discuss
64.

Which bone is not part of the medial wall of the orbit?

A. maxilla
B. lacrimal bone
C. sphenoid
D. palatine bone
E. ethmoid
Answer» D. palatine bone
discuss
65.

Which muscle helps to open the jaw?

A. medial pterygoid
B. lateral pterygoid
C. masseter
D. temporalis
E. buccinator
Answer» B. lateral pterygoid
discuss
66.

Regarding the vertebral column:

A. ligamentum flava attach adjacent pedicles
B. lumbar vertebrae have foramen in their transverse process
C. the intervertebral disc is a primary cartilaginous joint
D. rotation is greatest in the thoracic region
E. the cruciform ligament holds the dens in place
Answer» E. the cruciform ligament holds the dens in place
discuss
67.

The middle meningeal artery is a branch of the:

A. internal carotid artery
B. middle cerebral artery
C. maxillary artery
D. deep temporal artery
E. facial artery
Answer» C. maxillary artery
discuss
68.

They hyoid bone is at what level?

A. C2 vertebra
B. C3 vertebra
C. C4 vertebra
D. C5 vertebra
E. C6 vertebra
Answer» B. C3 vertebra
discuss
69.

Regarding the bones of the skull:

A. the middle cranial fossa does not extend to the posterior cranial vault
B. the temporal lobe rests on the bony rather than the membranous part of the middle cranial fossa
C. the posterior cranial fossa contains the cerebella and lies superior to the tentorium cerebelli
D. the floor of the anterior cranial fossa is formed from the orbital plate of the parietal bone
E. the cribriform plate lies in the midline and is formed from the roof of the sphenoid bone
Answer» B. the temporal lobe rests on the bony rather than the membranous part of the middle cranial fossa
discuss
70.

Regarding the bones of the skull:

A. the anterior clinoid processes are formed by the lesser wings of the sphenoid
B. the posterior clinoid processes are formed from the occipital bone
C. the dorsum sellae is formed from the anterior part of the occipital bone
D. the petious temporal bone forms the floor of the middle cranial fossa, but not the wall of the posterior cranial fossa
E. the inferior orbital fissure separates the lesser and greater wings of the sphenoid
Answer» A. the anterior clinoid processes are formed by the lesser wings of the sphenoid
discuss
71.

Regarding the cervical spine:

A. all seven cervical vertebrae have spinous processes
B. rotatory movements of the head occur mostly at the atlanto-occipital joints
C. the odontoid process (peg) is encased by a bony canal in the axis
D. all seven cervical vertebrae have foramina transversaria for the vertebral artery to pass through it
E. spinous processes, where present, are all bifid except for C7
Answer» E. spinous processes, where present, are all bifid except for C7
discuss
72.

Regarding the triangles of the neck:

A. the posterior triangle is bound by trapezius, sternocleidomastoid and the middle quarter of clavicle
B. the anterior triangle is further divided into two smaller triangles, the carotid and submandibular triangles
C. the posterior belly of digastric (and stylohyoid) separates the carotid and submandibular triangles
D. the accessory nerve (CNXI) divides the posterior triangle into approximately two halves, and of these the lower contains little of importance
E. the investing fascia splits to enclose the sternomastoid and trapezius, but the parotia and submandibular glands lie deep to the fascia, in the anterior triangle
Answer» C. the posterior belly of digastric (and stylohyoid) separates the carotid and submandibular triangles
discuss
73.

Regarding anatomy of the neck, landmarks:

A. the arch of the cricoid cartilage is palpable as it protrudes forward of the trachea
B. the cricoid cartilage marks the level of C5
C. the transverse process of the axis is the most prominent of the cervical transverse processes, and is palpable between angle of mandible and mastoid
D. the body of hyoid is not palpable because it is hidden behind the thyroid cartilage
E. the coracoid process of scapula is palpable within the deltopectoral triangle
Answer» A. the arch of the cricoid cartilage is palpable as it protrudes forward of the trachea
discuss
74.

Regarding fascia and sheaths in the neck:

A. the pretracheal fascia contains both trachea and oesophagus, and also splits to envelop the lobes of the thyroid gland
B. the prevertebral fascia encloses vertebrae and muscles acting on the vertebrae, but does not contribute to the investment over the brachial plexus as it passes between scalene muscles
C. the investing fascia encloses trapezius sternomastoid and platysma muscles
D. the structures contained within the carotid sheath include carotid artery, sympathetic chain and jugular vein, but not phrenic nerve or vagus
E. infection may track in the pretracheal space to mediastinum
Answer» A. the pretracheal fascia contains both trachea and oesophagus, and also splits to envelop the lobes of the thyroid gland
discuss
75.

For sternocleidomastoid, which is TRUE?

A. contraction of one muscle rotates the head to the ipsilateral shoulder
B. it is crossed superficially by the external jugular vein
C. it is supplied by the transverse cervical nerve
D. its clavicular fibres mainly insert into the superior nucal line
E. it is superficial to the deep cervical fascia
Answer» B. it is crossed superficially by the external jugular vein
discuss
76.

Which is not considered a content of the posterior triangle of the neck?

A. subclavian artery
B. trunks of the brachial plexus
C. internal jugular vein
D. branches of the cervical plexus
E. accessory nerve
Answer» C. internal jugular vein
discuss
77.

For the thyroid, which is TRUE?

A. the thyroid isthmus crosses the thyroid cartilage
B. the superior thyroid arteries are branches off the internal carotid arteries
C. the posterior surface lies on the carotid sheaths
D. the inferior thyroid arteries are branches off the external carotid arteries
E. the recurrent laryngeal nerves pass anteriorly to each lateral lobe
Answer» C. the posterior surface lies on the carotid sheaths
discuss
78.

For the great neck vessels, which is TRUE?

A. the carotid sheath contains the ansor cervicalis, vagus and recurrent laryngeal nerves
B. the external carotid artery has three branches
C. the internal carotid artery has six branches
D. the internal jugular vein lies lateral to the carotid artery throughout its course
E. the carotid sinus lies at the commencement of the common carotid artery
Answer» D. the internal jugular vein lies lateral to the carotid artery throughout its course
discuss
79.

the septum of the nasal cavity is innervated by

A. nasopalatine nerve from cranial nerve V2
B. posterior ethmoidal nerve from V1
C. greater palatine nerve from V2
D. lesser palatine nerve from V2
E. none of the above
Answer» A. nasopalatine nerve from cranial nerve V2
discuss
80.

The posterior cricoarytenoid muscles

A. Abduct the vocal cords
B. Adduct the vocal cords
C. Tensor of the vocal cords
D. Relaxors of the vocal cords
E. Act as a sphincter
Answer» A. Abduct the vocal cords
discuss
81.

The superior laryngeal nerve

A. Divides into internal and recurrent laryngeal nerves
B. Supplies the crocothyroid muscle via an external laryngeal branch
C. Supplies all the intrinsic muscles of the larynx
D. Is sensory to larynx below the vocal cords
E. None of the above
Answer» B. Supplies the crocothyroid muscle via an external laryngeal branch
discuss
82.

The surface markings of the trachea include

A. Origin at lower end of the cricoid at C4 vertebra
B. Origin at C6 vertebra level
C. Termination at T2 at expiration
D. Termination at T4 level at maximal inspiration
E. 3rd to 5th rings covered anteriorly by isthmus of the thyroid
Answer» B. Origin at C6 vertebra level
discuss
83.

What runs through the foramen spinosum?

A. Internal carotid artery
B. Maxillary branch of the trigeminal nerve
C. Mandibular branch of the trigeminal nerve
D. Middle meningeal artery
E. Meningeal nerve
Answer» D. Middle meningeal artery
discuss
84.

The internal jugular vein

A. Drains into the subclavian vein on the left
B. Lies in the carotid sheath with the carotid artery and the sympathetic trunk
C. Lies lateral to the internal carotid artery at the base of the skull
D. Lies lateral to the carotid artery in the lower neck
E. Lies anterior to the sternocleidomastoid
Answer» D. Lies lateral to the carotid artery in the lower neck
discuss
85.

The seventh cervical vertebra

A. Is typical
B. Has a bifid spinous process
C. Transmits the vertebral artery through the foramen in the transverse process
D. Has the supra-pleural membrane attached to the anterior tubercle
E. Has a short spinous process
Answer» D. Has the supra-pleural membrane attached to the anterior tubercle
discuss
86.

The atlas

A. Has no foramen in the transverse process
B. Is the narrowest cervical vertebra
C. Has a body
D. Has a posterior arch grooved by the vertebral artery
E. Has a short spinous process
Answer» D. Has a posterior arch grooved by the vertebral artery
discuss
87.

Branches of the carotid artery include

A. Inferior thyroid artery
B. Ascending pharyngeal artery
C. Internal thoracic
D. Superficial cervical
E. Thymic artery
Answer» B. Ascending pharyngeal artery
discuss
88.

The blood supply to the nasal cavity

A. Is only from the external carotid
B. Mainly enters through the nostril
C. Does not communicate with intracranial vessels
D. Mainly enters the sphenopalatine foramen
E. Arrives to Little’s area from ophthalmic artery branches
Answer» D. Mainly enters the sphenopalatine foramen
discuss
89.

Protection of the airway during swallowing is not facilitated by

A. The sphincteric action of the ariepiglottic muscles
B. closure of the glottis
C. Elevation of the larynx
D. Contraction of the cricothyroid muscle
E. Posterior bulging of the tongue assisting closure of the larynx
Answer» D. Contraction of the cricothyroid muscle
discuss
90.

Structure of the larynx includes

A. The inlet being bounded posteriorly by the epiglottis
B. The posterior cricoarytenoid being an adductor of the vocal cords
C. The aryepiglottic fold contains the cuneiform cartilage
D. The rima of the vestibule being the fissure between the two vocal cords
E. The cricoid cartilage not being circumferential
Answer» D. The rima of the vestibule being the fissure between the two vocal cords
discuss
91.

The trachea

A. Commences below the cricoid at the level of C5
B. Enters the thoracic inlet slightly to the left
C. Is marked at its lower end by the level of the sternal angle
D. Is supplied by the glossopharyngeal nerve
E. Drains to axillary lymph nodes
Answer» C. Is marked at its lower end by the level of the sternal angle
discuss
92.

All of the following are branches of the external carotid artery EXCEPT:

A. Superior thyroid artery
B. Hypoglossal artery
C. Facial artery
D. Lingual artery
E. Ascending pharyngeal artery
Answer» B. Hypoglossal artery
discuss
93.

Regarding triangles of the neck all of the following structures are boundaries of the triangle named EXCEPT:

A. Submental triangle, mandible
B. Anterior triangle, mandible
C. Digastric triangle, mandible
D. Carotid triangle, sternocleidomastoid
E. Anterior triangle, sternocleidomastoid
Answer» A. Submental triangle, mandible
discuss
94.

Which one of the following opens into the inferior meatus of the nose

A. Frontal sinus
B. Ethmoidal sinus
C. Maxillary sinus
D. Nasolacrimal duct
E. Auditory tube
Answer» D. Nasolacrimal duct
discuss
95.

A freacture through the roof of the maxillary sinus might result in sensory loss to the

A. Tympanic membrane
B. Lacrimal gland
C. Upper molar teeth
D. Skin overlying the zygomatic bone
E. Upper incisors and canine teeth
Answer» E. Upper incisors and canine teeth
discuss
96.

All of the following structures pass through the jugular foramen EXCEPT:

A. Jugular vein
B. Glossopharyngeal nerve
C. Hypoglossal nerve
D. Accessory nerve
E. Vagus nerve
Answer» C. Hypoglossal nerve
discuss
97.

Regarding the basilar artery, all the below are true EXCEPT:

A. Gives off branches to the anterior spinal artery
B. Divides to give off both posterior cerebral arteries
C. Supplies branches to the pons
D. Formed by the union of the vertebral arteries
E. Lies on the ventral aspect of the cerebral peduncle
Answer» A. Gives off branches to the anterior spinal artery
discuss
98.

In the circle of Willis

A. The basilar artery divides into right and left posterior cerebellar arteries
B. The middle cerebral arteries branch off and supply the motor but not sensory cortex
C. The anterior communicating artery unites the middle cerebral artery to the internal cerebral artery
D. It encircles the inferior brainstem at C2-3 level
E. The internal carotid artery gives off the ophthalmic artery before dividing into anterior and middle cerebral
Answer» E. The internal carotid artery gives off the ophthalmic artery before dividing into anterior and middle cerebral
discuss
99.

Regarding the facial vein, all of the following are true EXCEPT:

A. It drains into the internal jugular vein
B. It has no valves
C. It communicates with the cavernous sinus via the ophthalmic vein
D. It runs inferoposteriorly anterior to the facial artery
E. It communicates with the pterygoid plexus via the deep facial vein
Answer» D. It runs inferoposteriorly anterior to the facial artery
discuss
100.

The 2nd cervical vertebra

A. Has a very small spinous process
B. Articulates with the occiput
C. Has a bifid spinous process
D. It referred to as the atlas
E. Has a dens that occupies the posterior 1/3 of the canal
Answer» C. Has a bifid spinous process
discuss

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