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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

The common carotid artery may be palpated at_______________?
A Hyoid bone
B Upper border of thyroid cartilage
C Transverse process of C5
D
Correct Answer: Upper border of thyroid cartilage
Which is the only medial branch of the external carotid artery ?
A Superior thyroid
B Lingual
C Internal maxillary
D Ascending pharyngeal
Correct Answer: Ascending pharyngeal
Ophthalmic artery is a branch of_________________?
A Maxillary artery
B Sphenopalatine artery
C ICA
D ECA
Correct Answer: ICA
All of the following are true of maxillary artery except___________________?
A The branches of maxillary artery accompany the branches of maxillary nerve
B It is one of the terminal branches of ECA
C It passes deep between the two heads of lateral pterygoid muscle into the pterygo palatine fossa
D It is the arterial supply for mandible
Correct Answer: The branches of maxillary artery accompany the branches of maxillary nerve
The cavernous sinu does not communicate with the_____________?
A Opthalumic vein
B Internal jugular vein
C External jugular vein
D Pterygoid plexus
Correct Answer: External jugular vein
the inferior dental artery is a branch of the______________?
A Mandibular artery
B Maxillary artery
C Pterygomandibular plexus
D None of the above
Correct Answer: Maxillary artery
Neural tube formation occurs on___________?
A 18 to 23 days post fertilization and is the second stage of craiofacial development
B 28 to 38 days post fertilization and is the third stage of craniofacial development
C 42 to 55 days post fertilization and is the fourth stage of craniofacial development
D 17 the day post fertilization and is the first stage of craniofacial development
Correct Answer: 18 to 23 days post fertilization and is the second stage of craiofacial development
A person showing two cell lines drived from one zygote is__________________?
A Chimerism
B Mosaicism
C Segregation
D Pseudo – dominance
Correct Answer: Mosaicism
Which of the following is not a neuroectodermal derivative ?
A Paneth cells
B Neurons
C Schwann cells
D Odontoblasts
Correct Answer: Paneth cells
Which of the following is a derivative of the second brachial cleft________________?
A Tympanic cavity
B Meckel’s cartilage
C Palatine tonsil
D Tongue base
Correct Answer: Palatine tonsil
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