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Unit 8 Ch. 3 Exam
This is a StudyStack for the Unit 8 Ch. 1 Exam
Question/Term | Answer/Definition |
---|---|
Your heart, veins, capillaries and arteries work together to ____. | Transport materials throughout your body |
How do pathogens enter your body through the skin.? | Through a cut or an injury |
One function of the skin is to ____. | Sense the environment |
The cells that deliver oxygen to other cells are ____. | Red blood cells |
When foreign material enters the body, one way the immune system responds is by ____. | Producing antibodies |
Which structures in the skin helps control body temperature? | Sweat glands |
Blood pressure is the pressure that blood exerts on your ____. | Blood vessels |
When skin gets damaged, the body releases histamines, which cause ____. | Swelling, redness, and heat |
One way you can help your skin stay healthy is by ____. | Keeping clean |
What is the definition of artery? | A blood Vessel that had strong walls that carries blood away from the heart |
What is the definition of blood? | A fluid in the body that delivers oxygen and other materials to cells and removes carbon dioxide and other wastes |
What is the definition of capillary? | A narrow blood vessel that connects arteries and veins |
What is the definition of circulatory system? | The group of organs, consisting of the heart and blood vessels, that circulated blood through the body |
What is the definition of red blood cell? | A type of blood cell that picks up oxygen in the lungs and delivers it to cells throughout the body |
What is the definition of vein? | A blood vessel that carries blood back to the heart |
What is the definition of antibiotic? | A medicine that can block the growth and reproduction of bacteria |
What is the definition of antibody? | A protein produced by some white blood cells to attack specific foreign materials |
What is the definition of antigen? | A particular substance that the bod recognizes as foreign and that stimulated a response |
What is the definition of immune system? | A group of organs that provides protection against disease-causing agents |
What is the definition of immunity? | Resistance to a disease. It can result from antibodies formed in the body during a previous attack of the same illness |
What is the definition of pathogen? | An agent that causes disease |
What is the definition of vaccine? | A small amount of a weakened pathogen that is introduced into the body to stimulate the production of antibodies |
What is the definition of dermis? | The inner layer of the skin |
What is the definition of epidermis? | The outer layer of skin |
What is the definition of integumentary system? | The body system that includes the skin and its associated structures. |
How does the blood move through the heart? | RIGHT ATRIUM to RIGHT VENTRICLE- RIGHT VENTRICLE to the PULMONARY ARTERIES- PULMONARY ARTERIES to LUNGS-PULMONARY VEINS to LEFT ATRIUM- LEFT ATRIUM to LEFT VENTRICLE- LEFT VENTRICLE to AORTA |
Which chambers contain oxygen rich blood? | Left Atrium and the Left Ventricle |
Which part of the heart pumps oxygen-poor blood to the lungs? | Right Ventricle |
Which part of the heart pumps oxygen-rich blood to the body? | Left Ventricle |
Why are the walls of the ventricles thicker that those of the atrium? | They have to pump blood to and from the heart |
What are the four different blood types? | A - B - O - AB |
Which one is considered the "Universal Donor"? | O |
Which one is considered the "Universal Recipient? | AB |
Why is it important to know your blood type? | It is important to know your blood type in case you have to have a transfusion |
What is the primary function of the red blood cells? | Exchange oxygen and carbon dioxide. |
Would you expect blood pressure to be higher in arteries or in veins? Explain | Arteries because blood is coming directly from the heart. |
What is the difference between the nonspecific and specific immune responses? | Specific attack specific places in the body, while unspecific fight everywhere in the body |
What is the difference between active and passive immunity? | Active is when you create your own immune system and passive is passed on from the mother or hereditarily |
What are the four functions of the integumentary system? | Repel water, guard against infection, help maintain homeostasis, and sense the environment |
What structures are found in the dermis layer of the skin? | Sweat glands, hair follicle, sebaceous gland, muscle tissue, nerves |