Human Blood and Circulatory System

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What is the main function of red blood cells?

Carry carbon dioxide away from the body

Assist in blood clotting

Fight infections

Responsible for transporting oxygen throughout the body (correct)

Which type of blood vessel carries blood away from the heart?

Arteries (correct)

Capillaries

Venules

Veins

What is the function of platelets in the blood?

Assist in blood clotting (correct)

Responsible for transporting oxygen throughout the body

Fight infections

Carry carbon dioxide away from the body

Which type of tissue is responsible for contractions of the heart?

Cardiac muscle tissue Signup and view all the answers

Which chamber of the heart is responsible for pumping oxygen-rich blood to all parts of the body?

Left ventricle Signup and view all the answers

What is the main component of plasma?

Protein Signup and view all the answers

What is the main function of the stomach?

To mix and churn food to continue the process of digestion Signup and view all the answers

Which part of the small intestine is responsible for the majority of digestion?

Duodenum Signup and view all the answers

What is the function of the gallbladder?

To store bile and release it into the small intestine Signup and view all the answers

Which organ produces a fluid called bile to aid in the breakdown of fats in food?

Liver Signup and view all the answers

What is the main function of the large intestine?

To absorb water from the ingestible food Signup and view all the answers

Which accessory organ produces an important digestive enzyme and also produces insulin?

Pancreas Signup and view all the answers

What is the diameter of the small intestine?

$2.5cm$ Signup and view all the answers

Which part of the esophagus is made up of smooth muscle tissue which can contract and relax?

$3^{rd}$ section Signup and view all the answers

What is the main function of the saliva produced by the salivary glands?

To break up and soften the food Signup and view all the answers

What are the contractions in the esophagus responsible for?

Moving food along to the stomach Signup and view all the answers

What is the main function of white blood cells in the body?

Fighting infections Signup and view all the answers

Which type of blood vessel has thicker walls to support blood moving with higher pressure?

Arteries Signup and view all the answers

What is the primary role of cardiac muscle tissue in the body?

Contractions of the heart Signup and view all the answers

Which component of blood plasma is a protein-rich liquid responsible for carrying blood components?

Plasma Signup and view all the answers

What is the function of capillaries in the circulatory system?

Connect arteries and veins Signup and view all the answers

In which part of the body does the absorption of nutrients into the bloodstream primarily occur?

Small intestine Signup and view all the answers

What is the main function of saliva in the process of digestion?

Mixing with enzymes to chemically break apart food molecules Signup and view all the answers

What is the role of platelets in the circulatory system?

Assisting in blood clotting Signup and view all the answers

Which of these is primarily responsible for removing undigested food materials from the body?

Elimination Signup and view all the answers

What is the primary role of red blood cells in the circulatory system?

Carrying oxygen throughout the body Signup and view all the answers

Human Blood and Circulatory System

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Questions and Answers

What is the main function of red blood cells?

Which type of blood vessel carries blood away from the heart?

What is the function of platelets in the blood?

Which type of tissue is responsible for contractions of the heart?

Which chamber of the heart is responsible for pumping oxygen-rich blood to all parts of the body?

What is the main component of plasma?

What is the main function of the stomach?

Which part of the small intestine is responsible for the majority of digestion?

What is the function of the gallbladder?

Which organ produces a fluid called bile to aid in the breakdown of fats in food?

What is the main function of the large intestine?

Which accessory organ produces an important digestive enzyme and also produces insulin?

What is the diameter of the small intestine?

Which part of the esophagus is made up of smooth muscle tissue which can contract and relax?

What is the main function of the saliva produced by the salivary glands?

What are the contractions in the esophagus responsible for?

What is the main function of white blood cells in the body?

Which type of blood vessel has thicker walls to support blood moving with higher pressure?

What is the primary role of cardiac muscle tissue in the body?

Which component of blood plasma is a protein-rich liquid responsible for carrying blood components?

What is the function of capillaries in the circulatory system?

In which part of the body does the absorption of nutrients into the bloodstream primarily occur?

What is the main function of saliva in the process of digestion?

What is the role of platelets in the circulatory system?

Which of these is primarily responsible for removing undigested food materials from the body?

What is the primary role of red blood cells in the circulatory system?

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