Anatomy

Morula Question 1. Meckel's cartilage. Answer: Meckel's cartilage: It is the cartilage of the first arch. At 6th week of development, this cartilage extends as a solid hyaline cartilaginous rod, surrounded by a fibro cellular capsule, from the developing ear region to the midline of the fused mandibular processes. The two cartilages of each side do not meet at … [Read more...] about Morula

Branchial Arch Question 1. Derivatives of first and second branchial arch Answer: Derivatives of the first branchial arch: Skeletal derivatives: Dorsal part- gives rise to incus and malleus Ventral part - part of it forms the anterior ligament of the malleus and the Sphenomandibular ligament Mesenchyme - forms maxilla, mandible, zygomatic bone, palatine bone, … [Read more...] about Branchial Arch

Development Of Palate Development of palate and its anomalies. Answer: Development of palate  : "Factors influencing success with palate studies: Q&A" Palatal shelves are given out from maxillary process. These shelves grow medially. Initially these grows down to the tongue vertically. Lateral during 7th week, shelves turns upwards These shelves … [Read more...] about Development Of Palate 

Development Anomalies Of Face Question 1. Development of face and its anomalies. (or) Development anomalies of face. Answer: Anomalies: "Importance of studying facial anomalies for medical students: Questions explained" Harelip - causes. Non fusion of maxillary processes and medial nasal process. Defective development of the frontonasal process. Non … [Read more...] about Development Anomalies Of Face

Functions Of Saliva Question 1. Enumerate any four functions of saliva. Describe the nerve supply to salivary gland and regulation of salivary secretion. Answer: Nerve supply to salivary glands: Salivary glands receive efferent nerve fibers from both parasympathetic and sympathetic divisions of autonomic nervous system. 1. Parasympathetic nerve supply: 1. To … [Read more...] about Functions Of Saliva