17, 18, 19 true/false. Question 4. High School. (a) Unicellular organisms have one-celled body. To view an object with an angular magnification of 10, what should be the power of the microscope? These carry genes and help in inheritance or transfer of characters from the parents to the offspring. Indicate whether the following statements are True (T) or False (F): (a) Unicellular organisms have one-celled body. 2) There are three types of muscle cells: smooth, skeletal and stretchable. Question 30. (d) All the cells in our body are alike. How does cardiac muscle differ from the other types of muscle? true or false Smooth muscle cells are uninucleate. (c) The basic living unit of an organism is an organ. FUNCTION- (T/F) (c) The basic living unit of an organism is an organ. what is the sarcoplasm? False 10. The world’s smallest book is 1cm wide, 1cm tall and 4mm deep. Myofibrils are the alternating light-dark units that produce the banded appearance of muscle fibers. Indicate whether the following statements are true or false- (a)Unicellular organisms have one-celled body. A) True: B) False: 3. Each skeletal muscle consists of hundreds — or even thousands — of skeletal muscle fibers, which are long, string-like cells. (e) A hen’s egg is a group of cells. True. True or False False Most organelles are bounded by a membrane that is quite different in structure from the lipid bilayer of the plasma membrane. Indicate whether the following statements are True or False. They are connected end to end by intercalated disks and are organized into layers of myocardial tissue that are wrapped around the chambers of the heart. Answer: (a) True, unicellular organisms (single celled organisms) are made up of only one cell. Indicate whether the following statements are True (T) or False (F). False 9. Make a sketch of the human nerve cell. (d)Amoeba has irregular shape . (f) The basic living unit of an organism is an organ. Answer. Answer. Indicate whether the following statements are True (T) or False (F). Mention the functions of Cuboidal epithelium. This membrane is also porous and allows the movement of materials between the cytoplasm and the inside of the nucleus. True. Mention the cardiac muscle’s specific function. True. They are cylindrical and branched.? Will the position of the image change if the lens is reversed? Striated cells. 1) A motor neuron and all the muscle cells that it stimulates are referred to as a motor end plate. In certain kinds of muscle cells, calcium ions are stored in _____. Muscle Tissue. The basic living unit of an organism is an organ. t. 4. (T/F) (b) Muscle cells are branched. These can be seen in this diagram, as darkly staining irregular lines, at 90 degrees to the striped sarcomeric pattern. Muscle cells in the mammalian heart are multinucleate. (c) Amoeba has irregular shape. The answer is b, branched. What function do nerve cells perform? Explain why chloroplasts are found only in plant cells? Chlorophyll traps cell energy and use it to prepare food for plants. True: Term. Muscle cells can be contracted or extended, however their intrinsic response is only contraction. True b. Ex: blood, muscle, skin cells. Get 1:1 help now from expert Anatomy and Physiology tutors What function do nerve cells perform? Definition. A) True: B) False: 2. There are 3 types of muscle cells in the human body; cardiac, skeletal, and smooth. the muscle fiber cytoplasm: ... the fibers are branched, have intercalated discs, t tubules are larger than in skeletal muscle and are located at a Z disc, have large mitochondria: Term. True False a. Unicellular organisms have one celled body. Myofibrils lie at right angles to the longitudinal axis of the muscle cell producing the striations that can be seen within the cell. (T/F)-a-Unicellular organisms means one-celled.So,True-ea-(b) Muscle cells are branched. Muscle cells are branched. (T/F) (c) The basic living unit of an organism is an organ. 15. 1. Definition. A muscle cell is also called a _____. (True), (c) The basic living unit of an organism is an organ. Muscle turns to fat if you stop exercising. They are un-branched. Summation occurs in muscle cells when stimulus frequency increases to produce a greater force contraction True The larger the cross-sectional area of a type of vessel, the higher the blood pressure 24. True 14. Cells that can become any type of cell. True 2.Make a sketch of the human nerve cell. Blood in the heart chambers provides some nutrients to the heart muscle cells. State whether the following statements are true or false (a) Unicellular organisms have a one-celled body. Actin and myosin are … True. Muscle tissue is composed of cells that have the special ability to shorten or contract in order to produce movement of the body parts. 16. 9. 13. Each nucleus regulates the metabolic requirements of the sarcoplasm around it. … Cardiac muscle cells have an irregular, branched appearance that are shorter than the longer, cylindrical cells found in skeletal muscle tissue, and different from the fusiform shape of smooth muscle. 4.Desmosomes help to physically attach cardiac muscle cells to each other. Answer They are cylindrical and branched. what is the sarcolemma? (c) False. Muscle cells are branched. The painful sensation is useful if it gets you to stop overworking your muscles and allow them a recovery period during which cells can eliminate the lactic acid. Smooth cells. True or False: skeletal muscle fibers are cells … c. The basic living unit of an organism is an organ. " cells are branched " cardiac muscle tissue . The target tissues for oxytocin are the smooth muscle cells of the uterus and the myoepithelial cells of the mammary glands. Please answer all questions. Give one example of connective tissue that is found in muscles. (true or false) false 6 Peristalsis is characteristic of smooth muscle. (T/F), (c) The basic living unit of an organism is an organ. two They are compounds that have the same molecular formula but the atoms are joined together in a different order. 2. Cardiac muscle cells form a highly branched cellular network in the heart. True False. (T/F) (a) Unicellular organisms have one-celled body. 26. True False 2.All cardiac muscle cells are multinucleate. Answer. Gap junctions prevent ions from being transported between cardiac muscle cells. (a) True. State whether the following statements are true or false. Click hereto get an answer to your question ️ State whether the following statements are true or false.Intercalated discs make up striations in the skeletal muscle. Make a sketch of the human nerve cell. Hypotonia is the INCREASE of muscle tone, while Hypertonia is the DECREASE of muscle tone. 15. 1. 1. Skeletal muscle cells are long, cylindrical, multi-nucleated and striated. Cardiac muscle cells can be branched. Ask questions, doubts, problems and we will help you. True or false: contraction … 7) A cardiac muscle cell may contain many nuclei. Muscle tissue that contracts without conscious control, having the form of thin layers or sheets made up of spindle-shaped, unstriated cells with single... Unstriated muscle - definition of unstriated muscle by The Free Dictionary (T/F) Ans. True. False. It is an important component of the living cell. ----It contains branched cells. 5 points kittycat5603 Asked 03.19.2019. True or False you can increase the number of muscle cells but you cannot from BIOL 1506 at Laurentian University State the difference between eukaryotes and prokaryotes. Indicate whether the following statements are True (T) or False (F). Indicate whether the following statements are True (T) or False (F). Cardiac muscle cells, like skeletal muscle cells, are made up of sarcomeres that contain actin and myosin filaments, which … True. As bricks assemble to make a building, cells assemble to make the body of every organism. t. 2. (T/F) (b) Muscle cells are branched. True: False: 1) Muscle cells are known as myocytes. 4. Muscle cells contain protein filaments of actin and myosin that slide past one another, producing a contraction that changes both the length and the shape of the cell. True. The intrinsic ability of visceral smooth muscle to exhibit the stress-relaxation response is termed plasticity. Amoeba has regular shape. Cell is the basic, structural and fundamental unit of life. Answer (a) Cytoplasm- The jelly-like substance between the nucleus and the cell membrane is called cytoplasm. Biology, 01.12.2020 01:30, tray9629 True or False: All muscle cells only have one nucleus. (T/F), List of Hospitality & Tourism Colleges in India, Top Medical Colleges in India accepting NEET Score, MHCET Law ( 5 Year L.L.B) College Predictor, List of Media & Journalism Colleges in India, B. Cardiac muscle fibers are around 100-200um um long, branch, ... Creatine phosphate and ATP only supply about 20-30 seconds of energy for smooth muscle cells. 3. (b) Muscle cells are branched. The answer is a, true. An unsymmetrical double convex thin lens forms the image of a point object on its axis. Log in. true. 1. Muscle cells can be up to 30 cm long. 19. When it comes to building muscle and a low body fat percentage, the data on the market today can be very confusing and misleading. Question 5. Epithelial cells usually lack blood vessels and a direct blood supply. 4. Muscle cells are branched. State their function. False. (b) Muscle cells are branched. The plasma membrane of a muscle cell is called a _____. d. Amoeba has irregular shape. 3.Gap junctions prevent ions from being transported between cardiac muscle cells. True or false: under different conditions satellite cells can change to muscle cells. See the answer. (T/F) t. 3. (b) False. (b) False, muscle cell are not branched. These carry genes and help in inheritance or transfer of characters from the parents to the offspring. Both, bricks in a building and cells in the living organisms, are basic structural units. There are several kinds of cell-cell junctions. True or false? another muscle) pulls on the muscle fibre, then it ca also extend. B. The cells are long and slender so they are sometimes called muscle fibers, and these are usually arranged in bundles or layers that are surrounded by connective tissue. 21. ... mouth through the small intestine are directed toward changing food into forms tha can pass through the epithelial cells lining the mucosa into the underlying blood and lymphatic tissue. Chloroplasts are found in plant cells only because chloroplasts contain chlorophyll which is essential for photosynthesis. (T / F) Concept: Organisms Show Variety in Cell Number, Shape and Size. Question: True Or False Smooth Muscle Cells Are Uninucleate. (a) True (b) False (c) False (d) True. d. True Question: What function do nerve cells perform? Ans.The nerve cells receive and transfer messages (impulses), thereby helping to control and coordinate the working of different pa rts of the body. True. Which part of the cell contains organelles? What function do nerve cells perform? Chapter 23 True or False. Nucleus is separated from the cytoplasm by a membrane called the nuclear membrane. Answer: a. FALSE: 126. Exercise, good posture, and having a healthy diet are ways of keeping the skeletal system healthy. Muscle Fiber Sarcolemna. [NCERT] Unicellular organisms have one-celled body. True False: Hormones are defined as chemical substances secreted into synapses by neurons to deliver messages True Amoeba has irregular shape. True 11. That’s a great question. 19. TRUE: 125. 7. This results in a wave of contractions of your cardiac muscle, which creates your heartbeat. Multi-unit smooth muscle cells contain fewer gap junctions, and are innervated individually. False. The bones of your cranium protect your heart and lungs. Nerves made up of nerve cells take … Veins carry blood away from the heart. Join now. True False: 6. The length of a cardiac muscle is usually 15 … 1.Cardiac muscle cells can be branched. 05_Chem_GRSW_Ch22.SE/TE 6/11/04 3:52 PM Page 240 2. True/False Quiz. false. Please remember to JUSTIFY your Falses. 4) The skeletal striated muscle is non-voluntary muscle. Definition. The nerve cells receive and transfer messages (i mpulses), thereby helping to control and coordinate the working of different parts of the body. True False. The three types of muscle are cardiac, smooth and skeletal. 124. false false butane and 2-methylpropane In general, the more highly branched structure will have the lower boiling point. True. 1. The pharynx is located behind the oral cavity and between the nasal cavity and larynx. All living organisms are made of cells. C. Cells that can go from being (for example) a blood cell to a neuron. Write 'T' if the statement is true and 'F' if the statement is false. True 12. Muscle cells are branched or not. (i) and (iii) both. They are uninucleated. A) Smooth muscle, in contrast to skeletal muscle, cannot synthesize or secrete any connective tissue elements. True. Most of the metabolic activities occur inside cytoplasm. Log in. Food-making structures found in the cells of green plants are called: (a) chloroplasts (b) chromosomes (c) mitochondria (d) chromoplasts. 1. Plasma membrane of a lens for red light be more, same or less than that blue... 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