Question

Describe briefly the composition of blood.​

Answer 1

Answer:

Composition of Blood:

Blood is classified as a connective tissue and consists of two main components: Plasma, which is a clear extracellular fluid. Formed elements, which are made up of the blood cells and platelets.

Explanation:

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Answer 2

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Blood makes up about 8% of the human body weight. It contains erythrocytes, leucocytes, thrombocytes (platelets) and plasma.

The volume percentage of all blood cells in the whole blood is about 45% of adults (hematocrit). The rest consists of liquid plasma (e.g. water, plasma proteins, electrolytes etc.).

The blood is composed of:

Cells.

Cell fragments.

Aqueous solution (plasma).

Key facts about blood

Functions

Transports gases (oxygen, carbon dioxide, nitrogen), nutrients, and hormones

Helps with the maintenance of acid-base homeostasis

Maintains a constant body temperature

Thrombogenesis and thrombolysis

Erythrocytes

They are round and bioconcave cells without a nucleus, transporting oxygen bound to their heme groups

Leukocytes

Neutrophils, eosinophils, basophils, lymphocytes (B,T), and monocytes

Platelets

They derive from megakaryocytes and are responsible for homeostasis

Clinical

Anemia, leukemia.

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