Remember to Review Specialized Cells as well!!!! Question #1: Anchors are to boats as _________ are to plants ROOTS Question #2: Vascular, epidermal, ground, and meristematic are all _____________ tissues. PLANT Question #3: What is the difference between adult stem cells embryotic stem cells? Embryotic stem cells are found in an embryo and can specialize into any type of tissue when put in the proper “environment”. Adult stem cells are found in adult bodies, often in the bone marrow. These stem cells are more difficult to turn into “any” type of tissue. Question #4: What is the largest organ in your body? Your Skin! Question #5: Give as many details as possible about the aorta It is an artery because it brings blood AWAY from the heart It is located at the top of the heart It contains three large arteries that helps to bring blood to all parts of your body Its job is to bring oxygenated blood TO the body Question #6: Who Am I? I line the body cavities and outer surface of your body. I also form glands that produce hormones, enzymes, and sweat. Epithelial Tissue Question #7 Which type of tissue responds to stimuli? Nervous Tissue Question #8 What is the inner layer of the skin called? Dermis Question #9 Pharynx is another word for your ____________ Throat Question #10 T F The tiny air sacs in your lungs are called arterties False – they are called alveoli Question #11 Plugged oil glands can cause ________________ Blackheads Question #12 What are “nephrons”? Filters in your kidneys that stores the waste from your blood Question #13 What factors can cause hormone levels to become unbalanced? Stress and/or infection Question #14 In which part of the plant cell does photosynthesis take place? Mesophyll Question #15 Define the term “organ” An organ is made up of a group of tissues that work together to perform a certain task Question #16 Which organ system supports the body and allows for movement? The Skeletal System Question #17 Which parts of your body are involved with the nervous system? Brain, nerves, and spinal cord Question #18 Which parts of your body are involved with the skeletal system? Bones and cartilage Question #19 What is the purpose of sweating? When you sweat, your body is working to cool your body off. Question #20 Describe the function of the epiglottis. It prevents food from going down your trachea when you eat Question #21 T F A stem cell is a specialized cell False – Unspecialized Question #22 How many alveoli are found in each lung? 150 million alveoli Question #23 What are some similarities and differences between an artery and a vein? Similar – both transport blood Difference – Arteries transport blood AWAY from the heart where Veins transport blood TO the heart Question #24 The heart is divided into _______ chambers. Name these chambers. 4 chambers: Right atrium, right ventricle, left atrium, left ventricle Question #25 – Who Am I? I am a system of the body. I control growth and moods. Who am I? Endocrine System Question #26 Why is our blood not actually blue, even though it looks like that through our skin? Optical Illusion – blood in our body is red. It appears blue because the red light is absorbed and blue light is reflected Question #27 What is the term that means to pass through a capillary wall to an area that has less concentration? Diffusion Question #28 – Who Am I? I am part of the excretory system. I come in pairs. I am used to filter blood in the body. Who am I? The kidneys Question #29 Name the type of blood vessel that is one cell thick. Capillary Question #30 What chemical is found in red blood cells? What does this chemical do? Hemoglobin – transports oxygen to parts of your body Question #31 Which system of the body does the pancreas belong to? What is its function? It belongs to the digestive system. It secretes insulin which helps to break down sugars Question #32 Explain why alveoli are important. What would happen if we did not have them? They play a vital role in the exchange of gasses in our lungs; they exchange carbon dioxide for oxygen. The oxygen is then transported through the blood stream to the rest of the body If we did not have alveoli, we would suffocate due to lack of oxygen Question #33 Which type of tissue is a plant mainly made up of? Ground Tissue Question #34 Which organs are most often transplanted? Kidneys, Liver, Lungs, Heart Question #35 Which organs are most often transplanted? Kidneys, Liver, Lungs, Heart Question #36 A network of _______________ connect veins and arteries Capillaries Question #37 Discuss two major functions of a stem in a plant. Transports water and nutrients throughout the plant Supports the plant Question #38 What is the purpose of the liver and what system of the body is it a part of? Secretes bile which helps with the break down of fats. It is part of the digestive system