MCQs in Anatomy - Basic General Anatomy : Skeletal System / Osteology

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# Bregma is the name given to the junction of the :
A. Coronal and sagittal sutures
B. Frontal bone with the nasal bone
C. Lambdoid and sagittal sutures
D. Two parietal bones

# 'Pterion' is :
A. is a point of articulation of four skull bones
B. is a point where 'bregma' and 'lambda' meet
C. it is the region of the anterolateral fontannele merge
D. lies deep to the zygomatic arch

# Lateral part of middle cranial fossa and posterior cranial fossa are divided by :
A. Petrous temporal bone
B. Crista galli
C. Transverse groove
D. Sphenoid bone

# The maxilla articulates with all of the following bones, except one. Identify the exception.
A. Frontal
B. Zygomatic
C. Palatine
D. Temporal

# Highest point on skull :
A. Pterion
B. Pogonion
C. Lambda
D. Vertex

# Which of the following structures is not present on the internal surface of the mandible ?
A. Genial Tubercle
B. Mylohyoid ridge
C. Lingula
D. Mental foramen

# Among all the following foramens in the base of the skull, which is the most posteriorly present?
A. Foramen spinosum
B. Foramen rotundum
C. Foramen lacerum
D. Foramen ovale

# Mental foramen is located :
A. Between roots of premolars
B. Between roots of molars
C. Near canine
D. Between incisors

# The palatine bone furnishes the link between :
A. Maxilla and the sphenoid bone
B. Sphenoid and the ethmoid bone
C. Sphenoid and the vomer
D. None of the above

# Lingula gives attachment to :
A. Upper medial incisor
B. Sphenomandibular ligament
C. Temporomandibular ligament
D. All

# Number of bones in adult skull are :
A. 18
B. 20
C. 22
D. 40

# The point where the parieto mastoid, occipito mastoid, and the lambdoid sutures meet is :
A. Pterion
B. Obelion
C. Asterion
D. Bregma

# Which of the following is the unpaired bone of facial skeleton ?
A. Nasal
B. Lacrimal
C. Inferior nasal conchae
D. Vomer

# Foramen magnum transmits all except : (Two answers correct )
A. Vertebral artery
B. Spinal branch 10th nerve
C. Spinal cord
D. Vertebral venous plexus

# Structure passing through foramen spinosum is :
A. Accessory meningeal artery
B. Middle meningeal artery
C. Mandibular nerve
D. Maxillary nerve

# Foramen caecum is seen in:
A. Ethmoid bone
B. Tongue
C. Sphenoid
D. A and B
# Bone better described as 'bat with extended wings' is :
A. Ethmoid
B. Sphenoid
C. Nasal
D. Mandible

# All of the following features of skull of a newborn are true except :
A. Diploe not formed
B. Styloid process has not fused with rest of the temporal bone
C. Anterior fontanelle open
D. Mastoid process is of adult size

# Suprameatal triangle externally represents :
A. Transverse sinus
B. Promontory of middle ear
C. Internal acoustic meatus
D. Mastoid antrum

# Anterior limit of infratemporal fossa is :
A. Lateral pterygoid plate
B. Maxillary posterior wall
C. Pterygomaxillary fissure
D. Mastoid process

# Which of the following muscles originates from the zygomatic process off the maxilla ?
A. Middle temporal
B. Lateral pterygoid
C. Superficial layer of masseter
D. Posterior portion of the buccinator

# Muscle, which pulls the disk of TMJ downward :
A. Lateral pterygoid
B. Medial pterygoid
C. Digastric
D. Mylohyoid

# Foramen transversarium transmits :
A. Inferior jugular vein
B. Inferior petrosal sinus
C. Sigmoid sinus
D. Vertebral artery

# Structures passing through foramen ovale :
A. Emissary vein
B. Mandibular nerve
C. Trigeminal nerve
D. A and B

# Which of the following is present in the posterior cranial fossa in a five year old child ?
A. Foramen rotundum
B. Foramen lacerum
C. Jugular foramen
D. Foramen spinosum

# Which structure passes through infra orbital fissures ?
A. Superior ophthalmic vein
B. Ophthalmic artery
C. Trochlear nerve
D. Zygomatic nerve

# Which of the following does not pass through superior orbital fissure ?
A. Occulomotor nerve
B. Optic nerve
C. Ophthalmic division of the trigeminal
D. Trochlear nerve

# Which vertebra has the most prominent spine ?
A. C2
B. C7
C. T10
D. L2

# Accessory meningeal artery enters cranial cavity through :
A. Foramen lacerum
B. Foramen rotundum
C. Foramen spinosum
D. Foramen ovale

# Mental spine provide attachment to :
A. Genioglossus
B. Anterior and posterior bellies of digastric
C. Mylohyoid
D. Superior constrictor of pharynx

# Following foramina are found in greater wing of sphenoid except :
A. Foramen rotundum
B. Canaliculus innominatus
C. Foramen spinosum
D. Optic canal

# The first costochondral joint is a :
A. Fibrous joint
B. Synovial joint
C. Fimosis
D. Synarthrosis

# The typical cervical differs from thoracic vertebra in that it:
A. has a triangular body
B. has a foramen transversarium
C. Superior articular facet directed backwards and upwards
D. has a large vertebral body

# The joint between the atlas and axis : Synovial
B. is closely related to the first cervical nerves
C. allows rotation of the head
D. is supported by the alar ligaments

# Joint between two bony surfaces linked by cartilage in the plane of body is called :
A. Syndesmosis
B. Symphysis
C. Synchondrosis
D. Suture

# Which out of the following bones ossify first ?
A. Mandible
B. Nasal bone
C. Vomer
D. Occipital

# The type of suture represented by sagittal suture of the cranial vault is :
A. Serrate
B. Denticulate
C. Squamous
D. Plane

# Which of the following is the weakest part of the orbit ?
A. Medial wall
B. Lateral wall
C. Floor of the orbit
D. Roof of the orbit

# The hyoid bone lies in the midline at the front of the neck at the level of the :
A. Third cervical vertebra
B. Fourth cervical vertebra
C. Fifth cervical vertebra
D. Seventh cervical vertebra

# The orbital opening is somewhat:
A. Quadrangular
B. Oval
C. Oblong
D. Circular

# Mandibular fossa is a part of :
A. Mandible bone
B. Maxilla bone
C. Sphenoid bone
D. Temporal bone
# Which of the following is located medial to the third molar at the junction of the maxilla and the horizontal plate of the palatine bone ?
A. Posterior nasal spine
B. Mylohyoid line
C. Pterygoid hamulus
D. Greater palatine foramen

# All of the following canals open on the posterior wall of the pterygopalatine fossa EXCEPT :
A. Greater palatine canal
B. Foramen rotundum
C. Pterygoid canal
D. Palatovaginal canal

# All of the following are pneumatic bones except :
A. Mastoid
B. Mandible
C. Maxilla
D. Ethmoid

# What is the number of bones a neonate has in the skeleton ?
A. 270
B. 250
C. 230
D. 206

# Deepest layer of deep cervical fascia is :
A. Prevertebral
B. Carotid sheath
C. Pretracheal
D. Temporal

# Not a part of Ethmoid bone is:
A. Inferior turbinate
B. Agar nasi cells
C. Uncinate process
D. Crista galli

# A dome shaped skull is known as :
A. Brachy-cephaly
B. Oxy-cephaly
C. Scapho-cephaly
D. Rhombo-encephaly

# The suture between the two halves of the frontal bone is :
A. Metopic
B. Symphysis
C. Mendosal
D. Coronal