Which of the following statements is not correct with respect to the epithelial tissue?
1. It covers the external surface of the body and the internal surface of many organs.
2. The neighbouring cells are held together by cell junctions and there is very little intercellular material.
3. The epithelial cells rest on a cellular basement membrane that separates it from underlying connective tissue.
4. There is no blood vessel supplying the nutrients to the epithelial cells.
Intercalated discs are associated with what type of tissues/muscles?
1. dense regular connective tissue
2. dense irregular connective tissue
3. cardiac muscle
4. skeletal muscle
Which of the following is mismatched?
1. matrix - extracellular material in connective tissue
2. cardiac muscle cells - uninucleate.
3. chondrocytes - cartilage cells
4. ligaments - bind muscles to bone
Endocrine and exocrine glands are formed from
what type of tissue?
1. connective
2. blood
3. muscle
4. epithelial
Goblet cells are specialized cells of the
1. stratified squamous epithelium
2. cuboidal epithelium
3. columnar epithelium
4. simple squamous epithelium
The air sacs in the lungs are comprised of
_____ cells.
1. simple squamous
2. simple columnar
3. simple cuboidal
4. transitional
An animal which contains three-chambered heart is ______________.
1. man
2. rabbit
3. fish
4. frog
Ventricle of frog contains:
(1) oxygenated blood
(2) deoxygenated blood
(3) no blood
(4) mixed blood
Assertion (A): Hibernation during winter and aestivation during summer is seen in frogs.
Reason (R): Frogs are poikilotherms.
(1) Both A and R are true and R is the correct explanation for A.
(2) Both A and R are true both R is not the correct explanation for A.
(3) A is true and R is false.
(4) A is false and R is true.
Blood is different from other connective tissue
because
(i) It is mesodermal in origin.
(ii) Blood cells do not form the composition of blood
plasma or matrix.
(iii) It contains different kind of cells performing
different function.
(iv) It lack fibres.
1. (i), (ii), (iii), (iv)
2. (ii), (iv) only
3. (iv) only
4. (ii) only