Column I Column II Ca binds to calmodulin 1. Elastic fibers that anchor thick filaments in place Ca binds to troponin 2. Occurs in smooth muscles only Oxidative type I muscle fibers 3. Is the primary source of Ca that drives muscle contraction

Q: Multiple Choice gap junctions that connect neurons to smooth muscle cells. varicosities of a…

A: Smooth muscles as the name imply, are smooth in appearance with no striations. These are also…

Q: What is the principal difference between the way cardiac muscle and smooth muscle form and the way…

A: Three principal types of muscle tissues are found in the human body, that is, cardiac, smooth, and…

Q: Match the following terms with the correct numbers Muscle cell's cytoplasm A. Epimysium Dense…

A: Cells are referred to as soft tissues present in organisms. These muscles help in the movement of…

Q: What intracellular protein of smooth muscle cells binds calcium and leads to contraction?…

A: Smooth muscles or involuntary muscles are types of muscles found in visceral organs. These…

Q: 23) which of the following is true about skeletal muscle?  a) they depend entirely on anaerobic…

A: Skeletal muscles are made of long, cylindrical thin cells that contain highly organised proteins and…

Q: 16. When muscle contract slowly and last longer, we are talking about: * Skeletal muscle Smooth…

A: Muscle contraction is a process that occurs when tension-generating regions within muscle cells are…

Q: This player in smooth muscle contraction is analogous to troponin in skeletal and cardiac muscle…

A: The muscular system is one of the major organ systems in the body. It contains three forms of…

Q: Elite sprinters have a high concentration of muscle fibers with the fastest cross-bridge cycling and…

A: Different kinds of muscles are present in the body, which help in locomotion and movement. These…

Q: Suppose theres a drug that works towards blocking the entry of calcium from the extracellular fluid.…

A: The muscular system is one of the 11 major body organ systems of the body that aids in the…

Q: 3) Paula is a scientist who is developing a drug called Fremtol that will be used to treat muscle…

A: ATP works as a cell energy currency and it helps the cell to rapidly accumulate energy and transfer…

Q: Which of the following cells have multiple processes extending from the soma?   Multiple Choice…

A: Huamns have different cells and cell type which make  different tissues .

Q: QUESTION 8 How does the nervous system grade the force of muscle contraction? O a. Only by…

A: Nervous system is made up of highly specialised cells called neurons. The function of neuron is to…

Q: Which muscle fiber type is only oxidative?   Group of answer choices IIb I III IIa

A: One muscle cell makes up each muscle fibre. They aid in regulating the bodily's physical forces.

Q: 13) skeletal muscle fibers contract because thick filaments slide over and between thin filaments…

A: Muscles are an important aspect of our bodies because they protect us and aid in movement. Because…

Q: Table1.Contractionofsmoothmusclebythreeagonists Contractileresponse(mm) Log[agonist] (M) -10 -9 -8.5…

A: Here, contraction of smooth muscle using increasing concentration of three agonists is given. The…

Q: skeletal muscles:       0.Troponin has a strong affinity              for Ca2+ Creation of…

A: Muscles There are three type of muscles cell found in human Cardiac muscle cells  Smooth muscle…

Q: Which types of muscle fibers have the greatest potential for hypertrophy?  type 2a or type 2x

A: The phenomenon associated with the body tissue enlargement can be referred to as hypertrophy. In…

Q: property of muscle? a) cells are non- elastic b) cells are excitable

A: One of the four primary types of tissue is formed by the muscle. The three types of muscle tissue…

Q: Match the following terms with the correct numbers in the figure below Sarc oplasmic reticulum…

A: Anatomy is the part of science concerned about the investigation of the structure of life forms and…

Q: Cardiac muscle cells produce more force when they have already shortened to less A than half of…

A: Cardiac muscle is definitely taken into consideration certainly one of three kinds of vertebrate…

Q: In cardiac muscle, which ion serves both to depolarize the cells and as the essential link to…

A: correct amswer = b-Ca+ The shape of voltage-gated calcium channels changes as a muscle cell is…

Q: All the following are necessary for a skeletal muscle cell to full relax, except one. Which answer…

A: Muscle is a delicate tissue found in many creatures. Muscle cells contain protein fibers of actin…

Q: true or false ____34. Gap junctions between cells do not allow excitation to spread among adjacent…

A: Introduction :-  Gap junctions , as their name are intercellular channels that allows direct cell to…

Q: Smooth muscle is present in all of the following places except: lining the uterus lining many blood…

A: Muscle is a kind of tissue which is responsible for providing the movement to the body.

Q: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

A: The type of muscle that contains neural varicosities delivering neurotransmitters to a large group…

Q: Why is the innervation of single-unit smooth muscle often restricted to only a few cells in the…

A: Smooth muscle (also known as visceral muscle because of where it is found) is one of the three major…

Q: Which of the following is true concerning the role of Calcium in the contraction of muscle- cells?…

A: A muscle is a smooth tissue in animals. On the basis of structure, contractile properties and…

Q: A 54-year-old patient diagnosed with toxic fume exposure presents with symptoms affecting the…

A: The situation depicted includes a patient who has been exposed to toxic exhaust, which is…

Q: On a microscopic scale, explain how muscle fibers move in order to make a muscle shorter? Explain…

A: The cellular respiration provides energy (ATP) for the muscle contraction and The nervous system…

Q: Smooth muscle is characterized by all of the following except _______. Group of answer choices has…

A: Smooth muscle is a non-striated type of muscle found in the walls of hollow organs and blood…

Q: Arrange the steps of muscle innervation and contraction in response to touching a hot plate.…

A: Sensory neurons(afferent neurons) are defined as the type of nerve cells where they get activated…

Q: Smooth muscle

A: Smooth muscle:-  Is a type of tissue found in the wall of hollow organs such as the intestine,uterus…

Q: Fast-twitch muscle fibers are also called type ________fibers and slow-twitch are called type…

A: There are two types of skeletal muscle fibers - fast twitch and slow twitch.  Fast twitch muscles…

Q: 25. The combination of alternating dark A bands and light _______________ bands gives a muscle fiber…

A: Introduction  Muscle contraction is the process by which muscle fibers generate tension or force in…

Q: Put the following events of excitation-contraction coupling in the order in which they occur. 1.…

A: The term excitation-contraction coupling (ECC), first coined by Alecxander sandow in 1952, describes…

Q: Label all the visible parts of the following skeletal and smooth muscle.

A: *skeletal muscles are about 30 to 40% of total body mass. *These muscles connects to bones and hence…

Q: Which of the following are aspects of the structure of skeletal muscle? Select all that apply.…

A: Our muscular system is made up of muscle tissues that are usually three types, skeletal muscles,…

Q: Match each description to the correct phase of a muscle twitch 73. Sección Ca2+ transported back…

A: Muscle contraction happens when the slender actin and thick myosin fibers slide past one another. It…

Q: which type of muscle fibers is ATP synthesized aerobically in mitochondria?…

A: Source of energy which is utilized to power the movement of contraction in working muscles is…

Q: Which of the following is true concerning the role of Calcium in the contraction of muscle- cells?…

A: skeletal muscle requires an extracellular inward calcium current to stimulate the b urst of calcium…

Q: Match each numbered item with the most closely related lettereditem.1. perimysium2. sarcolemma3. I…

A: The muscular system in our body plays an important role in producing movements The mobility of the…

Q: 2) List the names of the two major Contractile Proteins. Which of the proteins is "bound" and…

A: 2 Given that it is composed of two phospholipid layers, the plasma membrane is known as a…

Q: O a. presence of gap junctions O b. regular arrangement of highly organized thi- O c. presence of…

A: One of the four primary types of tissue is formed by the muscle. In human body, muscular system is…

Q: Determine whether the following description is common to skeletal muscle, cardiac muscle or both…

A: increase in tension during contraction of the muscle organ involves recruitment of other cells 1.…

Q: Why would cardiac muscle cells and some smooth muscle cells continue to contract even when their…

A: Muscle is a soft tissue like structure which is primarily responsible for the movement in the body.…

Q: Whether the statement, "Motor neurons trigger action potentials in muscle cell membranes that open…

A: Introduction Action potentials are means of cellular signal transmission between two and many…

Q: place in correct order 1. ACH binds to receptors

A: The muscle contraction is explained via tha Sliding Filament Theory of Huxley ans Huxley.  It talks…

Q: Which event occurs earlier in time, as compared to the others listed, to bring about skeletal muscle…

A: Skeletal muscles show contraction when stimulated. Skeletal muscles contract with varying degrees of…