Blood is a type of

Blood is a type of

Epithelial tissue
Muscular tissue
Nervous tissue
Connective tissue
This question was previously asked in
UPSC NDA-2 – 2019
Animal tissues are broadly classified into four primary types: epithelial tissue, connective tissue, muscle tissue, and nervous tissue. Each type has distinct structures and functions.
A) Epithelial tissue forms linings and coverings of surfaces and cavities, and constitutes glands.
B) Muscular tissue is responsible for movement through contraction.
C) Nervous tissue transmits electrical and chemical signals throughout the body.
D) Connective tissue supports, connects, or separates different types of tissues and organs. Connective tissues are characterized by having cells dispersed within an extracellular matrix. Blood consists of various cell types (red blood cells, white blood cells, platelets) suspended in a liquid extracellular matrix called plasma. Plasma accounts for a significant portion of blood volume and its components are produced by cells. Due to its structure (cells in an extracellular matrix) and function (connecting different parts of the body through transport), blood is classified as a specialized type of connective tissue.
– There are four main types of animal tissue: epithelial, connective, muscle, and nervous.
– Connective tissue supports and connects other tissues and organs.
– Blood consists of cells suspended in plasma, an extracellular matrix.
– Blood fits the definition and characteristics of connective tissue.
Other examples of connective tissue include bone, cartilage, adipose tissue (fat), and loose connective tissue found under the skin. Blood is sometimes considered a “fluid connective tissue” due to its liquid matrix (plasma).