- helaxation moce. Muscle tetany oc canhnatget back to dueto the involuntany contraction of muscles. 20. List two factors that influence how much force a muscle produces: and 21. Complete the statements with the following words: fatigue, few motor units, many moto units. You can use terms more than once. Eye movements would involve few motorrunits quoi To accomplish a strong contraction, manymetor units are stimulated at a rap To accomplish a weak but finely-controlled contraction,few motor units ar

Q: 19. The function of transverse (T) tubules A. They store calcium B. They provide elasticity to the…

A: There are different type of muscles like   Cardiac muscle: The cardiac muscle is a striated muscle…

Q: Muscle that has a striped appearance is described asbeing ________.a. elasticb. nonstriatedc.…

A: A muscle is a soft tissue present in the most of the animals. The muscle cells comprise the filament…

Q: Does not have to be super indepth Discuss the different steps in muscle contraction.

A: Muscle contraction is the generation of tension in the muscle fibres leading to tightening of…

Q: 1. A motor unit is a functional unit formed by a neuron and all the muscle fibres it innervates. II.…

A: The spinal cord is the place where motor neurons are located. It is the site of interneurons and…

Q: The _____ of the muscle attaches to the bone that is stationary during movement.a. originb.…

A: Muscles: - muscles are responsible for the movement of the body. They are attached to the bones…

Q: Which is the order of glycolytic capacity between these muscle fiber types O I> lla > Ilx O Ix > la…

A: The contraction of the muscle fibre is explained by the muscle contraction theory by the 2 muscle…

Q: Muscles may be named using?  a. speed b. age c. action d. myofilament type

A: Muscle is a soft tissue present in human beings and animals. Muscle cells are composed up of protein…

Q: QUESTIÓN 27 Place the following muscular system components in order from the smallest unit of…

A: Muscular movement is the basic type of movement which is observed in majority of vertebrates…

Q: Describe the difference between a muscle’s origin andits insertion.

A: The cardiac muscle tissues and the smooth muscle tissues of the human are involuntary in nature. The…

Q: Jordan displayed Gower's sign at a young age.. Which of the fo lowing statements explains why this…

A: Gower's sign is seen in muscle abnormalities where a child cannot use his muscles for walking. The…

Q: An important protein in contractile muscle. OA. keratin O B. myosin O c. elastin OD. fibrin

A: The proteins have a variety of functions in the body. The functions of the proteins in the body are…

Q: of his parent's house over the weekend. On Monday, he arrived at the clinic ainful back spasms. He…

A: A back spasm is involuntary tensing or contraction of the muscle in lower back. This condition…

Q: Slow twitch (sometimes called type I) muscle is the main muscle tissue used during endurance…

A: Muscle fibres of various types can be found in most of the body's muscles. However, some muscles…

Q: Describe the three pathways by which muscles can produce theATP they need to contract.

A: Man needs the energy to do work, that energy is not directly obtained from the food he/she consumes.…

Q: Why does a person with muscles that have a higher percentage of slow fibers have greater endurance…

A: In humans muscles constitute about 40 to 50 percent of the total body weight. These muscles are…

Q: (b) Posterior view © 2007 Thomson Higher Education Which of the following muscles is antagonistic to…

A: The muscles in the human body along with the skeletal system is responsible for the processes of…

Q: Explain the types of exercise that require more fast-twitchversus slow-twitch muscle fibers.

A: Skeletal muscles are made up of different types of muscle fibers (cylindrical muscle cell) which…

Q: 35. The rigor mortis: A. Appears in single group of muscles B. Appears in only involuntary muscles…

A: Muscles perform various functions as Movement, which is the fundamental purpose of muscles is to…

Q: When we are maximizing the amount of tension power in our muscles, it is said that that the guscle…

A: Muscle tension is the force produced due to the muscle contraction or sarcomere shortening. It is…

Q: What is the action of the muscle labeled G? A B C HOPU

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: 7. Label the structures in the diagram to the right. Describe the function of each structure in…

A: The process of muscle contraction occurs due to the sliding of thin filaments over thick filaments.…

Q: The tendon of a muscle O Is don

A: Tendons are tissues that attach a muscle to other parts of the body like bones. They are the…

Q: The diagram shows Tasha's arm as she bends her am to pull back her tennis rackel Contracted muscle…

A: Ans: The tension generated in the muscle causes them to contract and lowering the tension leads to…

Q: C. The single muscle twitch. Duration of latent period O 012 = % of total twitch time sec % Duration…

A: Twitch:- Muscle contractions, also known as fasciculations, are small, involuntary muscle…

Q: Stretch of an innervated muscle evokes :-a- contraction of its spindlesb- contraction of its…

A: The stretch reflex (myotatic reflex) is a monosynaptic reflex that controls the length of a skeletal…

Q: Skeletal muscle contraction requires: O calcium ions O ATP O arrival of a nerve impulse all the…

A: Skeletal muscle is composed of muscle fibres which have smaller units called myofibrils. There are…

Q: 5. LABEL the following features on the figure to the RIGHT: insertion, origin, tendon, muscle Now…

A: Muscle tissue is a well-vascularized soft tissue present in the muscles of animal body. Muscle…

Q: Describe the sequence of events involved in myosincross-bridge attachment and detachment. Relate…

A: In physiology, myosin is defined as the protein that binds and attach with actin protein on the…

Q: smooth muscle fiber contain only one nucleus in the center. O False True

A: A collection of cells with similar structures and functions is referred to as a tissue. The gaps…

Q: Compare the mechanisms involved in the major typesof muscle fatigue.

A: Muscle fatigue is defined as a decrease in maximal force or power production in response to…

Q: Explain why the hamstring muscles fatigue faster with the 5-lb ankle weight.

A: Hamstring injury is more commonly seen in athletes and sportspersons. In the back of the thigh, a…

Q: Which muscles types are under voluntary control: Skeletal O Smooth O Cardiac O All the above

A: Introduction:- Cardiac, smooth, and skeletal muscle tissue are the three forms of muscle tissue.…

Q: Stretching a skeletal muscle can depolarize sensory afferents that project into the spinal cord and…

A: Introduction : Muscles are the soft tissue with ability to contract hence help in movement of body…

Q: D E F А G

A: The skeletal system includes all of the bones and joints in the body.

Q: he contraction cycle does not always result in shortening of the muscle fibers and the uscle. O True…

A: For a muscle cell to contract, the sarcomere which is the basic functional unit of muscle…

Q: A&P1 Explain the difference between concentric and eccentric muscle contractions and give an…

A: Difference between concentric and eccentric muscle contractions.   Concentric muscle contraction…

Q: The disease poliomyelitis (po′le-o-mi′˘e-li′tis) destroys motor neurons, causingloss of muscle…

A: Poliomyelitis is caused by a virus that may cause paralysis in the person. Poliomyelitis can be…

Q: ACTIVITY 3 Define the following terms. belly: tendon: aponeurosis:

A: Belly : This is front part of your body at the waist, between your chest and legs is called belly.…

Q: Every skeletal muscle fiber is supplied by a motorneuron at the NMJ. Watch this…

A: Muscle cells are specific for contraction. It allows for motions and facilitates bodily processes…

Q: Very shortly describe how our muscles may relax after they contraction

A: When a muscle fiber is excited, Ca2+ is rapidly released from the sarcoplasmic reticulum inducing…

Q: Now in your own words, EXPLAIN (1) howa neural impulse is transferred to a muscle cell this is the…

A: Neural impulse or a nerve impulse refers to a signal that is transferred along the nerve fiber. It…

Q: 22. There are three types of muscle fibers, which differ in terms of how fast they contract and how…

A: The muscle fiber is an individual muscle cell that consists of hundreds or thousands of myofibrils.…

Q: The location of a muscle’s insertion and origin candetermine ________.a. actionb. the force of…

A: The skeletal muscle attaches to the bone at two or more places. When the place is a bone that…

Q: 5. Identify the structures in this diagram of a muscle fiber. Describe the function of each…

A: The soft tissues in the body are the muscles and these muscles consists of muscle fibers that…

Q: To increase the strength ofthe muscle work is the musclecontraction intenselyincreased?

A: Muscles are soft tissues present in most of the animals. They contain protein filaments called actin…

Q: Summation, a property of skeletal muscles, is primarily caused by! O Lactic acid buildup O…

A: The two main characteristics of skeletal muscle fiber are Excitability and Extensibility. That means…