Patellar Reflex 4. Check the patellar reflex of a classmate by using a reflex hammer to strike their patellar ligament while the knee is flexed. Which muscles contracted when the patellar reflex was tested? What nerve is involved in the afferent and efferent actions? How does muscle fatigue influence your observations? Achilles Reflex

Q: 3. A patient has arthritis in the knee, which led to his inability to fully extend his knee, what is…

A: Here,   a patient having arthritis in the knee, which led to his inability to fully extend his knee.…

Q: 46. Vertigo :- Select one: a. is a post-rotational sense of being rotated toward opposite side of…

A: The vestibular apparatus is the inner ear's non-auditory part.  It has three primary functions in…

Q: γ-motor neuron discharge to a muscle is inhibited by impulses reaching the γ-motor neurons from all…

A: A gamma motor neuron cell bodies are located in the anterior grey column of the spinal cord. A gamma…

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A: The shape of the force-velocity (F-V) relationship affects many aspects of muscle physiology,…

Q: 3. Fill in the following table with information about the extrinsic muscles of the foot. Elexors…

A: Foot provides balance, support, and mobility to the body. It is made up of 30 joints, 26 bones,…

Q: Antigarvity muscles maintain stretch reflex for prolonged periods withoutfatigue, because :-a- they…

A: The stretch reflex is a muscle contraction in response to stretching within the muscle. The major…

Q: clinical trials on Myasthenia Gravis

A: Myasthenia gravis (MG) is a long-term neuromuscular disease which results in varying degrees of…

Q: triceps reflex demonstration

A: 1) Answer:The triceps reflex, a deep tendon reflex, is a reflex as it elicits involuntary…

Q: Why is atropine used minimally in the management of diseases?

A: Anticholinergic drugs are those drugs which have ability to antagonise the function of cholinergic…

Q: 3. Smooth and cardiac muscle are innervated by the autonomic nervous system whereas skeletal muscle…

A: The nervous system can be divided into two functional parts namely, a) The somatic nervous system b)…

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: The muscle that responsible to move the eyes are having a large number of neuromuscular junctions. O…

A: Introduction: The terminal end of a motor nerve and a muscle (skeletal, smooth, or cardiac) form the…

Q: 1. What do you usually do when you are resting? 2. What are the things we acquire when we rest? 3.…

A: Energy is a quantitative property which is transferred from one form to other while any movement or…

Q: 9. Which of the following correctly describes the end plate potential (EPP)? A)It is primarily…

A: End plate potentials (EPPs) are the voltages which cause depolarization of the muscle fibers caused…

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

A: Muscle is a soft tissue found in most animals. Muscle cells contain protein filaments of actin and…

Q: 4. Which of the following is a characteristic of the fibularis tertius muscle? A innervated by the…

A: Question 4. Which of the following is a characteristic of the fibularis tertius muscle? A innervated…

Q: 1. As you breathe in, does it help you to relax/calm your body and release the feeling tense? Why?…

A: Breathing exercise is an exercise which is done intentionally for the promotion of healthy and…

Q: 41- Gamma motor neurons: a- Causes contraction of the equatorial region of an intrafusal fiber b-…

A: The mechanism of gamma motor neurons helps in regulating muscle length and tone.

Q: 3. A condition known as Fibrodysplasia Ossificans Progressiva is a rare and genetic disease where…

A: The condition i.e. Fibrodysplasia Ossificans Progressiva is a rare condition which is also known as…

Q: Muscles that insert and act on the foot but originate in the leg are called the…

A: Effectors are tissues and organs commanded by the CNS to carry out responses, most of which involve…

Q: 5.The ____________ __________________ is a circular tube that connects to each of the radial canals…

A: in echinoderms, the water vascular system aka ambulacral system is used as a hydraulic system for…

Q: 42- One of the following sentences is incorrect: a- Stretching Golgi tendon leads to a relaxation to…

A: Skeletal muscles are one of the body's most important muscles for movement. Skeletal muscle fibers…

Q: List the events occur at the neuromuscular junction.asap

A: Introduction The neuromuscular junction, also known as the myoneural junction, is where a nerve…

Q: A&P1 Brian decided to enter a 5 mile race designed to raise money for a class trip.  He did not…

A: Tibialis anterior muscle: Tibialis anterior is originates from the upper two-thirds of the outer…

Q: Using pyramidal motor tract as a template, describe the voluntary control of skeletal muscles being…

A: Pyramidal tracts consist of the corticospinal tract and corticobulbar tract.  The tracts are…

Q: What are the characteristics of a striated muscle that make it durable?

A: Striated muscle It is a muscle tissue that constitutes repeating functional unit sarcomeres. The…

Q: 8. Which of the • A. The next contraction will be bigger than the previous contraction. • B. The…

A: Answer. Calcium ions are very important for muscle contraction. When a muscle is initiated by an…

Q: 3. Fill in the following table with information about the extrinsic muscles of the foot. Elexors…

A: Extrinsic muscles : which has its origin away from the area in which it is performing the action.…

Q: 3. Fill in the föllówing table With infor Flexors Extensors Location: anterior or posterior /…

A: Flexor muscle- muscles that decrease the angle between bones on two sides of a joint. Extensor…

Q: Which neurotransmitter triggers a muscle contraction?

A: The chemical compound that work as messenger transmit message across the synapse from a nerve cell…

Q: Fill in the blank:  The sensory stretch receptors of the knee-jerk reflex are located in the…

A: A reflex action is the involuntary response of the body against an external stimulus. It is…

Q: How are action potentials created? What is the process with regard to membrane potential, sodium,…

A: The neurons have the capability of producing and transmitting electrical impulses throughout the…

Q: 5. Which perineal muscles differ due to sex? For each muscle, describe how it differs in location…

A: The perineal body is a fibro-muscular structure which is located in the midline of the perineum at…

Q: 4. In temporal summation, why are subsequent contractions increasingly stronger

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Q: 6. How are the muscles of the abdomen and pelvic floor related? Hint: think about their general…

A: The pelvic floor is composed of muscle fibers of the levator ani, the coccygeus, and connective…

Q: 5. Using the hip joint reaction force example we did in class, if the moment arm for the cane is 30…

A: Our body's bones offer support for their mobility. A joint is a location where two or more bones…

Q: Pupillary Light Reflex Check this reflex in a classmate by using a pen light moving laterally then…

A: The iris is a thin, contractile, pigmented diaphragm with a central aperture, the pupil. It is…

Q: 23- If the number of IPSPS on the membrane decreases while EPSPS remain the same: a- Triggering…

A: Excitatory Postsynaptic Potential (EPSP) is an excitatory charge on the postsynaptic membrane formed…

Q: Tendon jerks are clinically examined to asses :-a- integrity of muscle spindlesb- integrity of…

A: A reflex is an involuntary and sudden movement in response to a stimulus. It is an autonomic…

Q: 12. Why would paralyzed muscles shorten as they atrophy? Why are physical therapy and braces…

A: Paralysis is the loss of muscle function in any part of the body where it is affected.

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

A: Muscle is a soft tissue found in most animals. Muscle cells contain protein filaments of actin and…

Q: 10. The optic is the location where the optic nerves from the right and left eyes meet before they…

A: The nervous system is the central system that coordinates all the other physiological processes of…

Q: 5. You attended a swimming class because it is one of the most popular physical activities in the…

A: Movements during swimming include many different joints of the body, including the glenohumeral…

Q: . Discuss the functions of muscles

A: Muscles are of three types 1. Skeletal muscles--These muscles are also called Striated muscle…

Q: 2. In the cerebral cortex, the cortical area devoted to sensation in the hand is larger than that…

A: The cerebral cortex is the outer layer of our brain that has a wrinkled appearance. It is divided…

Q: Explain what how the muscle cell maintains resting membrane potential and explain the two main parts…

A: According to our guidelines we are allowed to answer single question at a time. So if you want to…

Q: Compare graded and action potentials.

A: graded potential is  the variable-strength stimulatory signal that can be transmitted over little…