Dr. Tooth Care

Tongue is a muscular organ situated at the floor of the mouth. The  tongue  is covered with moist, pink tissue called mucosa.Tiny bumps called papillae give the  tongue  its rough texture. Thousands of taste buds cover the surfaces of the papillae. Associated functions of Tongue are:- Tate Speech Chewing Deglution Cleansing of mouth EXTERNAL FEATURES - Tip- It rest behind upper incisor teeth. Body- It is divided in two surfaces. Upper surface- It is rough due to presence of pappila and is also called dorsum. Dorsum is  further divided into two parts:-  * Oral Part                                                                                                          ...

Introduction to Scapula Bone: The scapula or shoulder blade is a flat, triangular-shaped bone that  lies adjacent  to the posterior surface of ribs 2-7. Markings of the Scapula Bone: It has three borders (superior, lateral, medial), three angles (superior, lateral, medial) and two surfaces (costal, dorsal). A prominent ridge or spine divides the dorsal surface into two, unequal parts called the supraspinous fossa and infraspinous fossa. A shallow depression at the lateral angle called the glenoid cavity  accepts  the head of the humerus to form the shoulder or gleno-humeral joint. 3.The scapula also  articulates  with the clavicle to form the shoulder girdle or pectoral girdle, which supports movements of the humerus. 4.Seventeen  muscles attach  to the borders, angles, ridges, bumps, processes, and fossae found on the surface of the scapula. 5.The muscles that insert on the scapu...