Muscular System (GATE - XL)
Muscular System, GATE - XL, Biology, Life Science
Questions
Which of the following muscles is used while smiling?
- Levator anguli oris
- Depressor anguli oris
- Levator labii superioris
- Depressor labii inferioris
Which of the following muscles is involved in closing the eyelids of humans?
- Corrugator supercilii muscle
- Occipitalis
- Occipitofrontalis
- Orbicularis oculi
Which of the following muscles is innervated by posterior auricular nerve?
- Superior tarsal
- Levator palpebrae superioris
- Occipitalis
- Superior oblique muscle
Which of the following is the function of temporoparietalis muscle of ear?
- Boosting sound pressure
- Controlling ear elevation
- Dampening vibrations
- Dampening the noise produced by chewing
Muscle hypertrophy involves an increase in size of skeletal muscle due to growth in size of its competent cells. Which of the following contributes to sarcoplasmic hypertrophy?
- Increased myofibril size
- Increased supply of amino-acids
- Increased glycogen storage
- Increased muscle testosterone supply
Which of the following muscles is not always present in the human body?
- Palmaris longus
- Fibularis longus
- Peroneus longus
- Adductor longus
The pain in muscles felt immediately after strenuous physical exercise is termed as
- immediate muscle soreness
- latent muscle soreness
- delayed onset muscle soreness
- acute muscle soreness
Which of the following is the basic unit of striated muscle tissue?
- Myofibrils
- Myosin
- Sarcomere
- Tropomyosin
A neuromuscular junction is a specialised synapse between a neuron and the muscle it innervates. Which of the following diseases is caused by auto-antibodies to voltage gated calcium channels at the presynaptic side of the neuromuscular junction that leads to a reduction in the amount of acetylcholine released from nerve terminals?
- Congenital myasthenia
- LEMS (Lambert-Eaton myasthenic syndrome)
- Myasthenia gravis
- Neuromyotonia
Which of the following is the fibrous tissue envelope that surrounds the skeletal muscles?
- Endomysium
- Epimysium
- Perimysium
- Vastus lateralis
Nebulette is a protein which belongs to the nebulin family of proteins. It is found in which of the following parts?
- Thigh
- Brain
- Heart
- Eyes
Which of the following signifies cachexia?
- Process of deriving muscle tissues
- An autoimmune muscle disorder
- A body wasting syndrome
- A neuromuscular disease
Which of the following areas of the nervous system is involved in muscle memory?
- Spinal cord
- Medulla
- Cerebellum
- Cerebrum
Quadriceps femoris muscle is a muscle of thigh. It is the
- most physical work performing muscle
- strongest muscle by weight in the female human body
- strongest muscle by ability to exert force on external object
- strongest muscle by force exerted by the muscle itself
Which of the following laws states that "the maximum force one's muscles can exert decreases exponentially from the time one begins to continuously exert the force"?
- Lyon's law
- Rohmert's law
- Dollo's law
- Von Baer's law