A. Motor areas of cerebral cortex
B. Anterior hypothalamus
C. Pathways for recurrent collateral inhibition in the spinal cord
D. Basal ganglia complex
✅ The correct answer is option D. Basal ganglia complex.
133. The antagonistic muscle to superior rectus ______________?
A. Inferior oblique
B. Inferior rectus
C. Superior oblique
D. lateral rectus
✅ The correct answer is option B. Inferior rectus.
863. What effect does hyperventilation have on the oxygen binding affinity of hemoglobin ?
A. P50 and oxygen affinity decrease
B. P 50 and oxygen affinity increase
C. P 50 decreases and the oxygen affinity increases
D. P50 increase and the oxygen affinity decreases
✅ The correct answer is option B. P 50 and oxygen affinity increase.
132. The fifth nerve innervates the following________________?
A. Mylohyoid , anterior and posterior belly of digastric
B. Mylohyoid, anterior belly of digastric, and tensor tympani
C. Mylohyoid, posterior belly of digastric , and tesnor tympani
D. Mylohyoid, posterior belly of digastric, Stapedius and tensor tympani
✅ The correct answer is option B. Mylohyoid, anterior belly of digastric, and tensor tympani.
131. In a patient it is noticed that when he protrudes his tongue it deviates to the left. The nerve damaged is_______________?
A. Left hypoglossal
B. Left glossopharyngeal
C. Right hypoglossal
D. Right glossopharyngeal
✅ The correct answer is option A. Left hypoglossal.
130. Which of the following is not a branch of the external carotid artery ?
A. Opthalmic artery
B. Pharyngeal artery
C. Maxillary artery
D. Lingual artery
✅ The correct answer is option B. Pharyngeal artery.
129. Tympanic plexus is formed by________________?
A. Tympanic branch of IX nerve
B. Vagus nerve
C. Facial nerve
D. Mandibular nerve
✅ The correct answer is option A. Tympanic branch of IX nerve.
877. Vonebilers glands open into which papilla_____________?
A. Foliate
B. Filiform
C. Circumvallate
D. Fungiform
✅ The correct answer is option C. Circumvallate.
One of the earliest symptoms of Vit. A deficiency is________________?
A. Nyctalopia
B. Xerophthalmia
C. Bitot’s spot
D. Keratomalacia
✅ The correct answer is option A. Nyctalopia.
866. The type of epithelium lining maxillary sinus is_______________?
A. Simple columnar
B. Pseudo stratified columnar and cilliated
C. Stratified squamous
D. Simple squamous
✅ The correct answer is option B. Pseudo stratified columnar and cilliated.