Which of the following types of epithelium lines the walls of blood vessels?
1. Ciliated epithelium
2. Squamous epithelium
3. Cuboidal epithelium
4. Columnar epithelium
1. | Skeletal muscle fibres are uninucleated and found in parallel bundles. |
2. | Intercalated discs allow the cardiac muscle cells to contract as a unit. |
3. | The walls of blood vessels are made up of columnar epithelium. |
4. | Smooth muscles are multinucleated and involuntary |
Where in a shoulder joint are osteocytes found?
1. muscle tissue
2. ligament
3. cartilage
4. bone tissue
Statement I: | Ligaments are dense irregular tissue. |
Statement II: | Cartilage is dense regular tissue. |
I: | Goblet cells are unicellular glands |
II: | Earwax is the secretion of exocrine gland |
1. | Indeterminate and radial cleavage during embryonic development |
2. | Exoskeleton composed of N-acetylglucosamine |
3. | Metamerically segmented body |
4. | -Schizocoelom as body cavity |
Given below is the diagrammatic sketch of a certain type of connective tissue. Identify the parts labeled A, B, C, and D and select the right option for them:
Part-A | Part-B | Part-C | Part-D | |
1. | Mast cell | Macrophage | Fibroblast | Collagen fibres |
2. | Macrophage | Collagen fibres | Fibroblast | Mast cell |
3. | Mast cell | Collagen fibres | Fibroblast | Macrophage |
4. | Macrophage | Fibroblast | Collagen fibres | Mast cell |
1. | Smooth muscles, show branching, found in the walls of the heart |
2. | Cardiac muscles, unbranched muscles, found in the walls of the heart |
3. | Striated muscles, tapering at both ends attached to the bones of the ribs |
4. | Skeletal muscle, shows striations and is closely attached to the bones of the limbs |