A 3-day-old male has a noticeably small mandible. A CT scan and physical examinations reveal hypoplasia of the mandible, cleft palate, and defects of the eye and ear. Abnormal development of which of the following pharyngeal arches will most likely produce such symptoms?

Get More
Subject Mock Tests

Practice with over 200,000 questions from various medical subjects and improve your knowledge.

Attempt a mock test now
Mock Exam

Take an exam with 100 random questions selected from all subjects to test your knowledge.

Coming Soon
Get More
Subject Mock Tests

Try practicing mock tests with over 200,000 questions from various medical subjects.

Attempt a mock test now
Mock Exam

Attempt an exam of 100 questions randomly chosen from all subjects.

Coming Soon