PGI Chandigarh

Question Oxygen content of the arterial blood can be measured by? A. RBC volume B. Oxygen saturation in mixed venous blood C. PaO, in arterial blood D. Hemoglobin concentration E. Cardiac output   Show Answer Correct Answer » C:D Explanation Ans. C & D PaO, in arterial blood (D) Hemoglobin concentration Partial pressure of oxygen (PaO2) in […]

Question True about epiglottis ‑ A. Contains serous gland B. Contains mucous secreting glands C. It is oval shaped D. Made up of elastic cartilage E. Has bilateral lymphatic supply   Show Answer Correct Answer » B:D:E Explanation Ans. B, D & E The epiglottis is leaf-shaped structure. It is a flap that is made

Question True regarding red pulp of spleen is/are? A. Periarteriolar lymphoid sheaths B. B-cell containing lymphoid follicles C. Perisinusoidal macrophages D. Composed of sinusoids and splenic cords E. Removal of old RBCs and modification of new cells   Show Answer Correct Answer » C:D:E Explanation Ans. C, D & E Structure of splenic parenchyma The

Question Blood supply of optic chiasma includes? A. Anterior cerebral artery B. Posterior cerebral artery C. Basilar artery D. Internal carotid artery E. Middle cerebral artery   Show Answer Correct Answer » A:D Explanation Ans. A & D. Anterior cerebral artery part of superior arterial supply of optic chiasma where as internal carotid artery contributes

Question Which of the following is a feature of CSF? A. Almost no glucose B. Almost no protein C. Actively secreted by choroid plexus D. pH changes in response to the change in blood pH E. Provides nutrition to brain   Show Answer Correct Answer » B:C:E Explanation Ans. B, C & E The glucose

Question Stability to the pelvic ring is provided by? A. Sacro-iliac ligament B. Ilio-lumber ligament C. Pubic symphysis D. Inguinal ligament E. External oblique aponeurosis   Show Answer Correct Answer » A:B:C Explanation Ans. A, B & C The pelvic bones are stabilized by supporting ligaments. These ligaments include ligaments of the symphysis pubis, the

Question Elevator(s) of nose is/are? A. Procerus B. Levator labii superioris alaque nasi C. Depressor septi D. Nasalis transversalis E. Alar nasalis   Show Answer Correct Answer » B:E Explanation Ans. B & E. Procerus draws down the medial angle of the eyebrows and produces transverse wrinkles over the bridge of the nose. The levator

Question True regarding blood supply of conduction system of heart is/are? A. Left coronary artery is the main supply B. Right coronary artery supplies SA node in most cases C. SA node can also be supplied by circumflex artery D. AV node is supplied by left anterior descending coronary artery E. Dominant coronary artery supplies

Question Which of the following does not pass through aortic opening? A. Aorta B. Azygous vein C. Thoracic duct D. Phrenic nerve E. Inferior vena cava   Show Answer Correct Answer » D:E Explanation Ans. D & E. Aorta, Thoracic duct & Azygous vein pass through the aortic opening of diaphragm at the level of

Question Nerve of Bell or Long thoracic nerve consists of? A. C4 B. C5 C. C6 D. C7 E. TI   Show Answer Correct Answer » B:C:D Explanation Ans. B, C & D. Long thoracic nerve (nerve to serratus anterior) arises from roots of brachial plexus & has root value C5 C6 C7. T1 contributes