Question: The orbital opening is smoewhat_______________?

• 1. Quadrangular
• 2. Oval
• 3. Oblong
• 4. Circular

Question: Which of the following is the weakest part of the orbit ?

• 1. Medial wall
• 2. Lateral wall
• 3. Floor of the orbit
• 4. Roof of the orbit

Question: Which out of the following bones ossify first ?

• 1. Mandible
• 2. Nasal bone
• 3. Vomer
• 4. Occipital

Question: The joint between the atlas and axis is_________________?

• 1. Synovial
• 2. Closely related to the first cervical nerves
• 3. All ow rotation of the head
• 4. Supported by the alar ligaments

Question: The first costochondral joint is a_______________?

• 1. Fibrous joint
• 2. Synovial joint
• 3. Fmosis
• 4. Synarthrosis

Question: Mental spines provide attachment to_____________?

• 1. Genioglossus
• 2. Anterior & Posterior bellies of digastric
• 3. Mylohyoid
• 4. Superior constrictor of pharynx

Question: Which vertebra has the most prominent spine______________?

• 1. C2
• 2. C7
• 3. T10
• 4. L2

Question: Which structures pass through infra orbital fissurs______________?

• 1. Superior ophthalmic vein
• 2. Ophthalmic artery
• 3. Trochlear nerve
• 4. Zygomatic nerve

Question: Structures passing through foramen ovale______________?

• 1. Emissary vein
• 2. Mandibular nerve
• 3. Trigeminal nerve
• 4. A & B

Question: Muscle, which pulls the disk of TMJ downward________________?

• 1. Lateral pterygoid
• 2. Medial pterygoid
• 3. Digastric
• 4. Mylohyoid