Myosin filaments are localized in

1 Answer

Answer :

Myosin filaments are localized in A. Z band B. H band C. A band D. None of the above

Related questions

Description : The H-disk in the skeletal muscle fibre is due to (a) the absence of myofibrils in the central portion of Aband (b) the central gap between myosin filaments in the Aband Questions (c) the ... myosin filaments in the A-band (d) birefringence of myosin filaments in the central portion of A-band

Last Answer : Ans:(c)

Description : With reference to the skeletal muscle myofilaments a. actin is the major constituent of thin filaments b. myosin and tropomyosin combine to form the thick filaments c. troponin is a constituents of thin filaments d. tropomyosin prevents the interaction of actin and myosin in the resting state

Last Answer : actin is the major constituent of thin filaments

Description : Select the correct statement regarding the specific disorder of muscular or skeletal system. (a) Muscular dystrophy - Age related shortening of muscles (b) Osteoporosis - Decrease in bone mass and ... of myosin filaments (d) Gout - Inflammation of joints due to extra deposition of calcium

Last Answer : (b) Osteoporosis – Decrease in bone mass and higher chances of fractures with advancing age

Description : The H-zone in the skeletal muscle fibre is due to (a) the central gap between actin filaments extending through myosin filaments in the A-band (b) extension of myosin filaments in the central portion ... the central portion of A-band (d) the central gap between myosin filaments in the A-band.

Last Answer : (a) the central gap between actin filaments extending through myosin filaments in the A-band

Description : Sliding filament theory can be best explained as (a) actin and myosin filaments do not shorten but rather slide pass each other (b) when myofilaments slide pass each other, myosin filaments shorten ... filaments do not shorten (d) actin and myosin filaments shorten and slide pass each other.

Last Answer : (a) actin and myosin filaments do not shorten but rather slide pass each other

Description : What are sone examples of localized conflicts in Mexican history?

Last Answer : Cinco de Mayo the Battle of Puebla against the French 1862. It is not Independence Day for Mexico which in September.

Description : Is there a pain patch that works in a localized area only?

Last Answer : I wonder if a Lidocain patch would help. It worked well for the pain between my shoulderblades before I started yoga.

Description : Has any one been having problems with localized sheet windows?

Last Answer : This may be of some help. http://www.mactech.com/articles/mactech/Vol.20/20.03/AlertsandSheetsinCocoa/

Description : Recurring, localized headache?

Last Answer : Have you been to the dentist lately as it could be reffered dental pain. I had an infection in a wisdom tooth and the pain presented exactly as you described.

Description : Give geographical reasons for the following: (i) The woollen industry is a localized industry in India. -Geography

Last Answer : Geographical reasons: (i) Woollen industry is a localized industry in India because India is a tropical country and has its market only in North India. (ii) It is necessary to ... favourable climate for rearing silkworms and availability of abundant soft water free from alkaline salts and iron.

Description : A country may prefer that localized economies play a large role in its economic policies because localized economies:?

Last Answer : Reduce environmental risks and costs associated with shipping goods long distances.

Description : The abnormal isoenzyme need not (A) Be an oxidoreductase (B) Have any coenzyme (C) Require ATP (D) Be localized intracellularly (E) Be a catalyst

Last Answer : Answer : A

Description : Which of the following phospholipids is localized to a greater extent in the outer leaflet of the membrane lipid bilayer? (A) Choline phosphoglycerides (B) Ethanolamine phosphoglycerides (C) Inositol phosphoglycerides (D) Serine phosphoglycerides

Last Answer : A

Description : Most hormone receptors are localized on the cell membrane and transduce hormone binding into altered levels of intracellular messengers. A limited number of intracellular receptors do exist. Which of ... protein serves as an inhibitor protein blocking the DNA-binding domain of the steroid receptor

Last Answer : Answer: a, d Although most hormone and other messenger receptors are extracellular, intracellular receptors have been identified. The hormone messengers involved for these receptors are primarily ... DNA-binding domain of the receptor. Activation involves the dissociation of the inhibitor protein

Description : Failure to treat localized demedocosis will cause the dog to develop generalized demedocsis later on. A. True B. False

Last Answer : Ans: B

Description : A patient suffers from spisodic pain diffusely localized over the chest and upper abdomen, which is relieved by sublingual glyceryl trinitrate. He could be suffering from (a) Angina pectoris (b) Biliary colic (c) Esophageal spasm (d) All of the above

Last Answer : Ans: D

Description : Describe how to create localized versions of a form.

Last Answer : To create a localized version of a form, set the Localizable property to true. Then set the Language property to the language/region for which you want to create the localized form. Make ... be stored in resource files and loaded when the CurrentUICulture is set to the appropriate CultureInfo. 

Description : What namespaces are necessary to create a localized application? 

Last Answer : System.Globalization and System.Resources.

Description : What namespaces are necessary to create a localized application?

Last Answer : System.Globalization and System.Resources. 

Description : Enzymes involved in krebs cycle are localized in a. ribosomes b. mitochondria c. polysomes d. golgi bodies

Last Answer : mitochondria

Description : Injury localized to the hypothalamus would most likely disrupt (a) short - term memory (b) co-ordination during locomotion (c) executive functions, such as decision making (d) regulation of body temperature.

Last Answer : d) regulation of body temperature.

Description : Erythema migrans is typical of the stage of Lyme disease. a. Early Localized b. Early Disseminated c. Late d. Recurrent

Last Answer : a. Early Localized

Description : Being compartmentalized, bacterial RNA polymerases are localized in the and ribosomes are found a. Nucleoid; At The Nucleoid Periphery b. Cytosol; In The Cytosol c. Cytosol; At The Cell Poles d. Nucleoid; In The Nucleoid

Last Answer : a. Nucleoid; At The Nucleoid Periphery

Description : Localized rapid bone turnover, most commonly affecting the skull, femur, tibia, pelvic bones, and vertebrae, characterizes which of the following bone disorders? a) Osteitis deformans Osteitis ... that comes from extension of soft tissue infection, direct bone contamination, or hematogenous spread.

Last Answer : a) Osteitis deformans Osteitis deformans (Paget’s disease) results in bone that is highly vascularized and structurally weak, predisposing to pathologic fractures.

Description : Which of the following terms refers most precisely to a localized skin infection of a single hair follicle? a) Furuncle Furuncles occur anywhere on the body, but are most prevalent in areas ... Comedone. Comedones are the primary lesions of acne, caused by sebum blockage in the hair follicle.

Last Answer : a) Furuncle Furuncles occur anywhere on the body, but are most prevalent in areas subjected to irritation, pressure friction, and excessive perspiration, such as the back of the neck, the axillae, or the buttocks.

Description : Which of the following terms refers to a condition characterized by destruction of the melanocytes in circumscribed areas of the skin? a) Vitiligo Vitiligo results in the development of white patches ... refers to red marks on the skin caused by stretching of the superficial blood vessels.

Last Answer : a) Vitiligo Vitiligo results in the development of white patches that may be localized or widespread.

Description : Which of the following statements describes the clinical manifestations of a delayed hypersensitivity (type IV) allergic reaction to latex? a) Signs and symptoms are localized to the area of ... minutes after exposure to latex, an immediate hypersensitivity (type I) allergic reaction has occurred.

Last Answer : a) Signs and symptoms are localized to the area of exposure, usually the back of the hands. Clinical manifestations of a delayed hypersensitivity reaction are localized to the area of exposure.

Description : Which of the following terms refers to a muscular, cramp-like pain in the extremities consistently reproduced with the same degree of exercise and relieved by rest? a) Intermittent claudication Intermittent ... or dilated vessel. d) Ischemia Ischemia is a term used to denote deficient blood supply.

Last Answer : a) Intermittent claudication Intermittent claudication is a sign of peripheral arterial insufficiency.

Description : 32. A positive sign of appendicitis is localized and rebound tenderness on palpation at which quadrant of the abdomen?

Last Answer : D. Right lower quadrant

Description : After the sun rises, rapid heating of the air over the land compared to that over the ocean often causes of near surface air over the land. (a) Localized subsidence and high pressure. (b ... and high pressure. (c) Localized subsidence and low pressure. (d) Localized convection and low pressure.

Last Answer : (d) Localized convection and low pressure.

Description : A patient suffers from episodic pain diffusely localized over the chest and upper abdomen, which is relieved by sublingual glyceryl trinitrate. He could be suffering from: A. Angina pectoris B. Biliary colic C. Esophageal spasm D. Any of the abov

Last Answer : D. Any of the abov

Description : Which of the following phospholipids is localized to a greater extent in the outer leaflet of the membrane lipid bilayer? (A) Choline phosphoglycerides (B) Ethanolamine phosphoglycerides (C) Inositol phosphoglycerides (D) Serine phosphoglycerides

Last Answer : (A) Choline phosphoglycerides

Description : A painful, tender, non itchy localized redness of the conjunctiva can be due to: a. Bulbar spring catarrh. b. Episcleritis. c. Vascular pterygium. d. Phlyctenular conjunctivitis.  

Last Answer : ANSWER: B

Description : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are

Last Answer : The number of thick myofilaments (myosin) surrounding Single thin myofilament (actin) are A. 3 B. 6 C. 2 D. 4

Description : A protein having both structural and enzymatic traits is (A) Myosin (B) Collagen (C) Trypsin (D) Actin

Last Answer : Answer : A

Description : The highest concentration of cystine can be found in (A) Melanin (B) Chondroitin sulphate (C) Myosin (D) Keratin

Last Answer : Answer : D

Description : The protein present in hair is (A) Keratin (B) Elastin (C) Myosin (D) Tropocollagen

Last Answer : Answer : A

Description : Which term is the smallest subdivision in this group? (a) Fibre (b) Fibril (c) Filament (d) Myosin

Last Answer : Ans:(c)

Description : Myosin bridges can be prevented from combining actin by two regulator proteins in resting muscle by (a) troponin (b) myofibril (c) troponin and tropomyosin (d) natural inhibiting proteins

Last Answer : Ans:(c)

Description : The protein present in the finger nail is (1) Actin (2) Myosin (3) Globin (4) Keratin

Last Answer : (4) Keratin Explanation: Keratin is a fibrous protein making up most cells found in our nails and hair and the epidermis layer of our skin. It also makes up fish scales and crustacean shells, bird feathers and beaks, and animal horns and hooves.

Description : The contractile proteins in a muscle are (1) Actin and Myosin (2) Actin and Tropomyosin (3) Myosin and Troponin (4)Troponin and Tropomyosin

Last Answer : (1) Actin and Myosin Explanation: Muscle fibers or myofibrils are formed of three types of proteins which are (1) contractile, (2) regulatory, and (3) structural. Contractile proteins are the force ... are Actin which is part of thin filament and Myosin, which is part of the thick filament.

Description : The concentration of which of the following decreases in anaemia? (1) Haemoglobin (2) Collagen (3) Hyoglobin (4) Myosin

Last Answer : (1) Haemoglobin Explanation: Anemia is a decrease in number of red blood cells (RBCs) or less than the normal quantity of hemoglobin in the blood. However, it can include decreased oxygen-binding ... oxygen from the lungs to the capillaries, anemia leads to hypoxia (lack of oxygen) in organs.

Description : In the skeletal muscle: a. myosin is found in the thick filament b. the thin filament contains actin and troponin c. during stimulus excitation calcium ions are derived from the serum d. tropomyosin masks the myosin-combining sites on the actin

Last Answer : tropomyosin masks the myosin-combining sites on the actin

Description : The following are true about the smooth muscle cells: a. presence of a striated appearance b. do not contain actin and myosin c. spontaneous muscle contraction d. mitochondria are absent

Last Answer : spontaneous muscle contraction

Description : The following are true about the smooth muscle cells: a. presence of a striated appearance b. do not contain actin and myosin c. spontaneous muscle contraction d. mitochondria are absent

Last Answer : spontaneous muscle contraction

Description : Match the following: Product Protein A Milk (i) keratin B Egg (ii) Myosin C Meat (iii) Casein D Wool (iv) Albumen

Last Answer : (c) A-iii, B-iv, C-ii, D-i

Description : Which one of the following pairs of chemical substances, is correctly categorised? (a) Calcitonin and thymosin - Thyroid hormones (b) Pepsin and prolactin - Two digestive enzymes secreted in ... and myosin - Complex proteins in striated muscles (d) Secretin and rhodopsin - Polypeptide hormones

Last Answer : (c) Troponin and myosin - Complex proteins in striated muscles

Description : Which one of the following is the correct matching of three items and their grouping category? Items Group (a) Ilium, ischium, Coxal bones of pelvic girdle pubis (b) Actin, myosin, Muscle proteins rhodopsin (c) Cytosine, uracil, Pyrimidines thiamine (d) Malleus, incus, Ear ossicles cochlea

Last Answer : (a) Ilium, ischium, Coxal bones of pelvic girdle pubis

Description : Which of the following is the contractile protein of a muscle? (a) Tropomyosin (b) Tubulin (c) Myosin (d) All of these

Last Answer : (c) Myosin