UHS MDCAT 2017 Paper ( PART 3 ) 1. Bone matrix is hardened by the: Haversian canals Bone marrow tissues Calcium phosphate Canaliculfs 2. The number of bones forming skull in man is: 14 22 8 20 3. The spine consists of linear series of: 24 bones 12 bones 7 bones 33 bones 4. W.O.F changes occur when skeletal muscles contract: A-band shortens and Z- lines move apart I-band shortens only Actin filament contracts I-band shortens and Z-lines come close to each other 5. The thyroxine hormones of thyroid glands act directly on: Basal metabolic rate Iodine metabolism Glucose metabolism Protein metabolism 6. All the hormones released by anterior pituitary aretropic hormones except: TSH ACTH STH Gonadotrophin hormone 7. W.O.F is endocrine as well as exocrine: Adrenals Liver Thyroid Pancreas 8. Ovulation is suppressed by progesterone via: Only by inhibition of LH Inhibition of both FSH and LH Inhibition of FSH and stimulation of LH Inhibition of LH and stimulation of FSH 9. The antibody molecule consists of ______ polypeptide chains: Four Six Two Eight 10. Spongy bone is always surrounded by: Osteoclast cell Compact bone Osteoblast cells Cartilage Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11
assalamualaikum sir this website is amaizng….for MDCAT students Butt there is an issue with key kindly recheck it as in part 7 mcq no 8 is marked wrong ………….protien molecules mostly made os 20 types of amino acids rather than 25