1. Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it?
(a) Biceps of upper arm – Cardiac muscle fibres
(b) Abdominal wall – Striated muscle fibres
(c) Iris – Smooth muscle fibres
(d) Heart wall – Striated muscle fibres
2. Cartilage is formed by
(a) chondrocytes (b) osteoblasts
(c) osteoclasts (d) fibroblasts.
3. Read the following statements and select the correct option.
(i) Blood cells secrete fibres of structural proteins called collagen or elastin.
(ii) Neuroglial cells protect and support the nephrons.
(iii) Osteocytes are present in spaces called lacunae.
(iv) Striated muscle fibres are bundled together in a parallel fashion.
(v) Biceps are involuntary and striated.
(a) Statements (iii) and (iv) are incorrect
(b) Statements (ii) and (iv) are incorrect
(c) Statements (i) and (iii) are incorrect
(d) Statements (i), (ii), and (v) are incorrect
4. ‘Mummies’ of Egypt still have their arteries preserved due to the presence of
(a) yellow elastic connective tissue fibres
(b) white fibrous connective tissue fibres
5. Match Column-I with Column-II and select the correct option from the codes given below.
|A.||Hyaline cartilage||(i)||Pectoral girdle of frog|
|B.||Fibrous cartilage||(ii)||Long bones, sternum,
|C.||Elastic cartilage||(iii)||Pubic symphysis|
|D.||Calcified cartilage||Eustachian tube,
(a) A – (i), B – (ii), C – (iii), D – (iv)
(b) A – (ii), B – (iii), C – (iv), D – (i)
(c) A – (ii), B – (iv), C – (iii), D – (i)
(d) A – (iv), B – (iii), C – (ii), D – (i)
6. Which of the following statements is/are not correct regarding connective tissues?
(i) Connective tissues are most abundant and widely distributed in the body of complex animals.
(ii) They connect and support other tissues.
(iii) They include such diverse tissues as bone, cartilage, tendons, adipose and loose connective tissues.
(iv) They form the internal and external lining of many organs.
(v) In all connective tissues except blood, the cells secrete fibres of structural proteins called collagen or elastin.
(a) (iv) only (b) (v) only
(c) (i) and (ii) (d) (iii) and (v)
7. Areolar connective tissue joins
(a) bones with bones
(b) fat body with muscles
(c) integument with muscles
(d) bones with muscles.
8. Mammalian bone differs from cartilage due to the presence of
(a) lymph vessels (b) collagen
(c) blood vessels (d) Haversian canals.
9. Bone is connected to muscles with the help of
(a) ligament (b) cartilage
(c) tendon (d) none of these.
10. The supportive skeletal structures in the human external ears and in the nose tip are examples of
(a) ligament (b) areolar tissue
(c) bone (d) cartilage
11. Which one of the following salts predominates in bone matrix?
(a) Sodium chloride (b) M agnesium phosphate
(c) Calcium phosphate (d) Sodium carbonate
12. Mast cells of connective tissue contain
(a) vasopressin and relaxin
(b) heparin and histamine
(c) heparin and calcitonin
(d) serotonin and melanin.
13. Select the correct statement(s) from the given statements (i-iv).
(i) Red bone marrow is active vascular tissue with few fat cells.
(ii) Outer circumferential lamellae of matrix of bone occur in endosteum.
(iii) White fibrous connective tissue is present at the joints between skull bones.
(iv) White fat has a role in non-shivering thermogenesis in new born infants.
(a) (iv) only (b) (i) and (iii)
(c) (ii) and (iv) (d) (i) only
14. The outer covering of cartilage is called
(a) peritonium (b) periosteum
(c) endosteum (d) perichondrium.
15. Ground substance of connective tissue is formed of
(a) phospholipids (b) lipids
(c) monosaccharides (d) mucopolysaccharides.
16. Cartilage is
(a) nonvascular (b) poorly vascular
(c) highly vascular (d) irregularly vascular.
17. Which is not the property of yellow fibres?
(a) Contain elastin (b) Fewer in number
(c) Straight and branched
(d) Provide toughness and strength
18. Volkmann’s canal connects
(a) osteocyte with matrix
(b) different bones
(c) Haversian canal with matrix
(d) Haversian canal with other Haversian canals.
19. Ligament is a
(a) inelastic white fibrous tissue
(b) modified white fibrous tissue
(c) modified yellow elastic fibrous tissue
(d) none of the above.
20. Study the given figure of T.S. of mammalian bone and select the incorrect option.
(a) A : Volkmann’s canal – connects Haversian canals
(b) B : Periosteum – present outer to the bone marrow
(c) C : Haversian canal – characteristic of mammalian bone
(d) D : Sharpey’s fibres – pentrate bone matrix
21. Which of the following statements is correct for node of Ranvier of nerve fibre?
(a) Neurilemma is discontinuous
(b) M yelin sheath is discontinuous
(c) Both neurilemma and myelin sheath are discontinuous
(d) Covered by myelin sheath
22. Schwann’s cells are present on which part of a neuron?
(a) Dendrites (b) Axon hillock
(c) A xon (d) Soma/body.
23. The major constituent of connective tissue is
(a) collagen (b) carbohydrate
(c) lipid (d) cholesterol.
24. Reticular tissue forms the supporting framework of
(a) bone marrow (b) lymph gland
(c) spleen (d) all of these.
25. Multilocular adipose tissue differs from unilocular adipose tissue in that it
(a) has fewer blood vessels
(b) has greater number of mitochondria
(c) undergoes lipolysis under influence of epinephrine
(d) has cells that are not electrically coupled.
26. Cardiac muscle cells differ from striated muscle cells in having
(a) a centrally located nucleus
(b) different myofibrils
(c) fewer mitochondria
(d) no sarcoplasmic reticulum.
27. Connective tissue is
(a) ectodermal in origin without intercellular spaces
(b) mesodermal in origin without intercellular spaces
(c) ectodermal in origin with intercellular spaces
(d) mesodermal in origin with intercellular spaces.
28. Study the diagram given below and identify the cells labelled as A, B, C and D, and select the incorrect statement
(a) Blood cell A has coarse granules in cytoplasm and takes acidic stain.
(b) Blood cell B is motile and phagocytic; often changes into macrophage.
(c) Blood cell C engulfs germs and play role in innate immunity.
(d) Blood cell D is motile, granular and secretes antibodies.
29. Blood clotting corpuscle is
(a) thrombocyte (b) monocyte
(c) lymphocyte (d) erythrocyte.
30. Bone resorption is brought about by
(a) osteocytes (b) osteoblasts
(c) osteoclasts (d) osteoprogenitor cells