MDS PREP
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 Anatomy
Answer: 2
The permanent mandibular second molar differs from the permanent mandibular first molar in the number of
1. marginal ridges
2. roots
3. cusps
4. lingual grooves
Dental Anatomy
Answer: 3
WHICH IS NOT A PERMANENT MUCOSAL FOLD?
1. GASTRIC RUGAE
2. SPIRAL VALVE
3. TRANSVERSE RECTAL FOLD
4. PLICA SEMILUNARIS
Anatomy
Answer: 4
CIRCADIAN RHYTHM IS CONTROLLED BY?
1. SUPRACHIASMATIC NUCLEUS
2. MEDIAN EMINENCE
3. PARAMEDIAN NU
4. SUPRAOPTIC NUCLEI
Anatomy
Answer: 1
Which of the following blood elements is a fragment of megakaryocytic cytoplasm?
1. Platelet
2. Normoblast
3. Erythrocyte
4. Promyelocyte
Anatomy
Answer: 1
A traveling nerve impulse does not depolarize the area behind it, because
1. It is hyperpolarized
2. It is refractory
3. It is not self propagating
4. The condition is always orthodromic
The oral mucosa covering the base of the alveolar bone
1. is normally non-keratinized but can become keratinized in response to
physiological stimulation
2. is closely bound to underlying muscle and bone
3. does not contain elastic fibers
4. merges with the keratinized gingiva at the mucogingival junction
Dental Anatomy Answer: 4In temporomandibular joint least vascularity is seen in which of the following:
1) Articular cartilage
2) Anterior part of articular cartilage
3) Posterior part of articular cartilage
4) Central part of articular disc
Anatomy Answer: 4