7629709
Description
Flashcards by Yonis Abdi, updated more than 1 year ago
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Created by Yonis Abdi
about 7 years ago
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| Question | Answer |
| What is the meaning of a specialized cell? | Cells in multicellular organisms that are modified to carry out a particular function, such as transporting a certain substance or executing a specific task. |
| What is a tissue? | Any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products. |
| What is an organ? | A part of an organism which is typically self-contained and has a specific vital function. |
| What is an organ system? | A group of organs that work together to perform one or more functions. |
| What are the four types of tissues? | Epithelial, connective, muscular, and nerve tissue. |
| What does the epithelial tissue do? | The epithelial tissue lines the cavities and surfaces of blood vessels and organs throughout the body. |
| What does the connective tissue do? | Forms tendons and ligaments, which attaches muscle to bone and bone to bone. |
| What does the muscle tissue do? | Provides posture and body support, locomotion and heat production. |
| What does the nerve tissue do? | Sends electrical signals all around the body. |
| What are the three types of muscle tissues? | The three types of muscle tissues are skeletal, cardiac and smooth muscles. |
| What is the skeletal muscle? | A muscle which is connected to the skeleton to form part of the mechanical system which moves the limbs and other parts of the body. |
| What is the cardiac muscle? | An involuntary, striated muscle that is found in the walls of the heart. |
| What is the smooth muscle? | Muscle tissue in which the contractile fibrils are not highly ordered, occurring in the gut and other internal organs and not under voluntary control. |
| What is an involuntary muscle? | A muscle that contracts without conscious control. |
| What is a voluntary muscle? | A muscle whose action is normally controlled by an individual's will. |
| What is the largest organ of your body? | The skin. |
| What does the skin consist of? | Tissues such as fat, dermis, epidermis, blood and blood vessels. |
| Name all the systems in the human body. | The respiratory system, the skeletal system, the nervous system and the reproductive system. |
| What is the vascular tissue? | A complex conducting tissue, formed of more than one cell type, found in vascular plants. |
| What is the purpose of the xylem and what is the purpose of the phloem? | The purpose of the xylem: Transports water and nutrients from the plant. The purpose of the phloem: Transports food from the leaves to the rest of the plant. |
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