Science Specialised Cells Flashcards
What is the primary function of red blood cells?
To transport oxygen from the lungs to the body’s tissues and carbon dioxide from the tissues back to the lungs.
True or False: White blood cells are primarily responsible for fighting infections.
True.
Fill in the blank: The main component of red blood cells that binds oxygen is called _______.
hemoglobin.
What type of specialized cell is responsible for fertilization?
Sperm cell.
Multiple Choice: Which of the following cells is NOT a type of white blood cell? A) Neutrophil B) Erythrocyte C) Lymphocyte
B) Erythrocyte.
What is the lifespan of a typical red blood cell?
About 120 days.
True or False: Sperm cells are produced in the ovaries.
False.
What is the process called by which sperm cells are produced?
Spermatogenesis.
Fill in the blank: The primary role of platelets is to aid in _______.
blood clotting.
Multiple Choice: Which type of white blood cell is primarily involved in allergic reactions? A) Basophils B) Monocytes C) Eosinophils
A) Basophils.
What is the shape of red blood cells?
Biconcave disc.
True or False: Sperm cells have a flagellum that aids in mobility.
True.
What is the primary type of white blood cell that engulfs pathogens?
Phagocytes, such as neutrophils and macrophages.
Fill in the blank: The nucleus of a mature red blood cell is _______.
absent.
Multiple Choice: Which of the following is NOT a function of white blood cells? A) Immune response B) Oxygen transport C) Blood clotting
B) Oxygen transport.
What is the main difference between red blood cells and white blood cells?
Red blood cells transport oxygen, while white blood cells are involved in the immune response.
True or False: Sperm cells are the largest cells in the human body.
False.
What is the role of the acrosome in sperm cells?
To help penetrate the outer layers of the egg during fertilization.
Fill in the blank: The type of white blood cell that produces antibodies is called a _______.
B lymphocyte.
Multiple Choice: Which type of white blood cell is the first line of defense during an infection? A) Lymphocytes B) Neutrophils C) Monocytes
B) Neutrophils.
What is the primary component of the cell membrane of sperm?
Phospholipids.
True or False: Red blood cells can undergo mitosis.
False.
What is the function of hemoglobin in red blood cells?
To bind and transport oxygen and carbon dioxide.
Fill in the blank: The process by which white blood cells leave the bloodstream to fight infection is called _______.
diapedesis.
Multiple Choice: Which cell is primarily involved in the adaptive immune response? A) Neutrophils B) T cells C) Erythrocytes
B) T cells.
What is the primary site of red blood cell production in adults?
Bone marrow.
True or False: All types of white blood cells have a nucleus.
True.
