Biology Chapter on Blood Cells

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What is the primary role of red blood cells?

Defending against diseases
Transporting nutrients
Carrying oxygen in blood (correct)
Clotting blood

Unicellular organisms are part of a collective.

False (B)

What shape helps red blood cells maximize the surface area for oxygen diffusion?

Biconcave

White blood cells are known for their role in ______ against diseases.

protection Signup and view all the answers

Match the following types of specialized cells to their functions:

Red Blood Cell = Carries oxygen throughout the body White Blood Cell = Defends against diseases Muscle Cell = Facilitates movement Nerve Cell = Transmits signals Signup and view all the answers

What is the primary function of ciliated cells in the respiratory tract?

Move mucus and particles out of the respiratory tract (D) Signup and view all the answers

Skin cells prevent pathogen entry and minimize water loss.

True (A) Signup and view all the answers

What genetic trait can lead to leukemia due to white blood cell sensitivity?

very large cells that can engulf viruses/bacteria Signup and view all the answers

Goblet cells are large, rounded cells filled with _____-producing vesicles.

mucus Signup and view all the answers

Match the following cells with their primary function:

Nerve Cell = Move mucus and particles out of the respiratory tract Ciliated Cell = Carry electrical impulses throughout the body Skin Cell = Forms a protective barrier around the body Goblet Cell = Secretes mucus in the respiratory tract Signup and view all the answers

Unicellular organism

An organism consisting of only one cell, functioning independently.

Multicellular organism

An organism composed of multiple cells, with cells specializing in different functions.

Specialized cell

A cell in a multicellular organism with a specific role or function.

Red Blood Cell (Erythrocyte)

A specialized blood cell that carries oxygen throughout the body, characterized by its smooth, small, biconcave shape.