Q51.Which pair of ribs do not articulate directly with the sternum but attach with hyaline cartilage of other rib?
(1) 6th, 7th and 8th
(2) 7th, 8th and 9th
(3) 8th, 9th and 10th
(4) 10th, 11th and 21st
Ans.3
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Q52.Identify the trimeric protein which masks the active sites for myosin on actin filaments
(1) Tropomyosin
(2) Troponin
(3) Meromyosin
(4) G-Actin
Ans.2
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Q53.Coxal bone is formed by the fusion of
(1) Sacral bones
(2) Ilium, ischium and pubis
(3) Scapula, clavicle and acromion process
(4) Ischium and pubis
Ans.2
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Q54.Glenoid cavity is associated with
(1) Pelvic girdle
(2) Coracoid
(3) Clavicl
(4) Scapula
Ans.4
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Q55. Which of the following statements is an incorrect description?
(1) Our skull is dicondylic, because the skull region articulates with the superior region of the vertebral column with the help of two occipital condyles
(2) The pituitary gland is located in the bony cavity of the sphenoid bone called sella tursica
(3) The first vertebra is axis and it articulates with occipital condyles
(4) 11th and 12th pairs of ribs are called floating ribs
Ans.3
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Q56.In a striated muscle fibre, Ca2+ is stored in
(1) Golgi body
(2) Nucleus
(3) Cisternae of sarcoplasmic reticulum
(4) Myosin head
Ans.3
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Q57.Which of the following diseases is an autoimmune disorder?
(1) Gout
(2) Myasthenia gravis
(3) Arthritis
(4) Osteoporosis
Ans.2
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Q58.Which of the following muscular disorders is inherited?
(1) Tetany
(2) Muscular dystrophy
(3) Myasthenia gravis
(4) Botulism
Ans.2
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Q59.Select the correct option.
(1) 8th, 9th and 10th pairs of ribs articulate directly with the sternum.
(2) 11th and 12th pairs of ribs are connected to the sternum with the help of hyaline cartilage.
(3) Each rib is a flat thin bone and all the ribs are connected dorsally to the thoracic vertebrae and ventrally to the sternum.
(4) There are seven pairs of vertebrosternal, three pairs of vertebrochondral and two pairs of vertebral ribs.
Ans.4
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Q60.The pivot joint between atlas and axis is a type of
(1) Fibrous joint
(2) Cartilaginous joint
(3) Synovial joint
(4) Saddle joint
Ans.3
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