What type of nerves are involved in arm-wrestling and how? In reference to the nerves, what is occurring during winning and losing?

Q: What are the neural pathways involved in the knee-jerk reflex?

A: REFLEX:        An involuntary automatic reaction to a specific stimulus that doesn't require input…

Q: Draw a muscle spindle surrounded by a few extrafusal fibers. Indicate the location of primary and…

A: Muscle is contractile tissue clustered together to achieve greater productivity in organized…

Q: how does the Muscle spindle reflex work ?

A: Muscle spindles are sensory receptors located in the muscles. Their role is to sense changes in…

Q: D Question 27 Which of the following muscles are likely more influential in proprioception than…

A: The nervous system is categorized into central nervous system and peripheral nervous system. The…

Q: Do all reflexes require sensory inputs from the same muscle bundle?

A: Introduction Sensory input is the stimulation of a sense organ, causing a nerve impulse to travel to…

Q: Describe the neural pathway involved in the patellar and achilles tendon reflex

A: The nervous system plays a major role in transmitting the reflexes from the tissues to the brain.…

Q: Exaggeration of tendon jerks could result from any of the following conditions, except :-a- lesions…

A: A reflex action known as tendon reflex is produced if the tendon located below the knee is tapped.…

Q: What changes would occur in the knee-jerk reflex after the destruction of thegamma motor neurons?

A: Gama motor neuron is the most important neuron emerges from the anterior grey matter of the spinal…

Q: Define synaptic knob.

A: Nervous system is a complex network of nerves and cells that carry messages to and from the brain…

Q: Which phase has the goals to control pain and swelling? A:Acute inflamation B:Mobility restoration…

A: Trauma or injury occurring to a person is generally unavoidable. The rehabilitation process after an…

Q: Which fibers are responsi O AS Fibers O Ax Fibers OC Fibers

A: In response to the potentially damaging stimuli, the sensory receptor called as the nociceptor…

Q: What are the five reflex arc components for the Achilles Tendon Reflex? Receptor, the type of the…

A: Reflex is a spontaneous involuntary response to the stimulus. Reflex arc is a pathway that carries…

Q: MEDIAL LEMNISCUS VS. LATERAL LEMNISCUS: You heard your classmate sneeze; this stimulus passed…

A: Introduction: The medial lemniscus is ascending bundle of heavily myelinated axons that is large and…

Q: Explain why muscle tone is first decreased and then increased when descending motor tracts…

A: The fibre tracts that carry impulses from the brain to the skeletal muscles are called "motor or…

Q: When you wave your right hand, what part of your brain initiates the action?

A: In the human body, the brain is a complex organ present. The brain is the control center of the…

Q: What is Acetylcholine (ACh)?

A: The enzyme is the tertiary or the quaternary structure of a protein. All enzymes are not…

Q: What does the number of fibers contracting at any time depend on?

A: The soft tissue-like structure found in the majority of the animals including human beings is known…

Q: What are the five reflex arc components for the Biceps Tendon Reflex? Receptor, the type of the…

A: A reflex refers to the prompt and involuntary movement of the body parts in reply to a stimulus. A…

Q: Examples of proprioceptors that monitor the position of joints and the state of muscular contraction…

A: Mechanoreceptor is a kind of sensory cell that stimulates response to mechanical pressure. It…

Q: The conduction velocities for the Achille's tendon reflex and the Patellar tendon reflex should be…

A: Reflex arc is the process of reflex formation. It consists of a parallel (or sensory) sensor, one or…

Q: Which of the following is correct about muscle spindles?

A: Sensory receptors are specialised cells or multicellular structures that sense changes in both the…

Q: What are the muscular and skeletal landmarks that can be used to identify the branches of the lumbar…

A: The lumbar plexus is a complex neural network made up of the lower thoracic roots and lumbar ventral…

Q: Which nerve innervates the diaphragm?  Is it a somatic or autonomic motor pathway?

A: Diaphragm refers to a skeletal muscle present beneath the chest and helps separate the chest from…

Q: Watch this short video (http://openstaxcollege.org/l/facialnerve) to see an examination of the…

A: The facial nerve is also known as the seventh cranial nerve or CN VII nerve. It originates from the…

Q: What is the cause of lower back pain due to lifting heavy objects? Brief answer.

A: Introduction: The vertebral column provides support to the body structures. While lifting objects,…

Q: why is posture so important?

A: Good posture is one of the simplest and easiest ways to keep your spine healthy. While it may take…

Q: In the following diagram, "First Pain" represents activity of, fibres, whereas "Second Pain"…

A: Pain is referred to as a primary human instinct which can be briefed as a distressing sensation or…

Q: Which nerves make up the lumbar and sacral plexuses' primary branches?

A: Spinal nerves play a major part in the nervous system of the body. It has different functions such…

Q: Clinical Situation. A 67-year-old patient with Coronary Artery Disease: Myocardial Infarction (acute…

A: The accumulation of plaque in the arteries that provide oxygen-rich blood to your heart is known as…

Q: a) Describe the processes involved in the knee-jerk reflex and explain why it is called a…

A: A reflex, also known as a reflex action, is an immediate, involuntary reaction to a stimuli in…

Q: What is pain and how would you describe it in medical terms?

A: The central nervous system is composed of brain and the spinal cord. The brain receives information…

Q: Condtions that compress peripheral nerves differentially affect nerve fibres over time, causing loss…

A: This conditions is called as sensorimotor neuropathy. It effects the nerve that responsible for…

Q: Which type of proprioreceptor is sensitive to changes in both muscle length and the speed of muscle…

A: Introduction  Isometric: A muscular contraction in which the muscle length remains constant.…

Q: Define Type I vs Type IIa or IIx fibers

A: Skeletal muscles are comprised of individual muscle fibers. Also, similar to muscles themselves, not…

Q: How are nerve signals sent around the body? What two parts are our nervous system made up of? What…

A: A chemical messenger is used to transmit various signals throughout the body, is called…

Q: A 17-year-old skateboarder fell while riding down a railing and suffered a fracture at the middle of…

A: The part of the arm that extends from the elbow to the hand is called the forearm. The two long…

Q: Why is back pain so common in humans?

A: Back pain is accompanied with the pain is any region of back which may extend way down to buttocks…

Q: What drug produces myosis, which will contract the pupil of the eye?

A: Myosis refers to the extensive constriction of the pupil of the eye. It is the part of the eye that…