Uppermost structure seen at the hilum of the left lung is:
1. Pulmonary artery
2. Pulmonary vein
3. Bronchus
4. Bronchial artery
AnatomyAnswer: 1
The last permanent incisor to erupt are most likely the
1. mandibular centrals
2. maxilary laterals
3. maxillary third molars
4. maxillary centrals
Dental AnatomyAnswer: 2
The secretory product of odontoblasts is: 1. Topocollagen. 2. Calcium salts. 3. Mantle dentin. 4. Hydroxyapatite
Dental AnatomyAnswer: 3
The third molars are usually expected to erupt at
1. 8 - l2 years
2. 17-25 years
3. l6 years
4. 12 - l5 years
Dental AnatomyAnswer: 2
Which of the following are the tissues immediately adjacent to the periodontal ligament? 1. Dentin and lamina dura 2. Cementum and alveolar bone 3. Gingiva and alveolar plate 4. Bundle bone and intermediate plexus
Dental AnatomyAnswer: 2
The one calcified structure of a tooth incapable of continued growth after eruption is the 1. enamel. 2. dentin. 3. cementum. 4. true denticle.
AnatomyAnswer: 1
Which of the following is the prime muscle in retracting and elevating the mandible? 1. Masseter 2. Digastric 3. Mylohyoid 4. Temporalis
AnatomyAnswer: 4
CIRCADIAN RHYTHM IS CONTROLLED BY? 1. SUPRACHIASMATIC NUCLEUS 2. MEDIAN EMINENCE 3. PARAMEDIAN NU 4. SUPRAOPTIC NUCLEI