A. They are multinucleated.
B. They are 10 – 100 ?m in diameter & surrounded by sarcolemma
C. They contain O2 storing molecules called hemoglobin.
D. Their cytoplasm contains high concentration of carbohydrates
Related Mcqs:
- The contraction of which of the following muscle fibers, is controlled by hormones?
A. A smooth muscle
B. A cardiac muscle
C. A skeletal muscle.
D. All of these - Which of the following statements about fractures in old age is incorrect?
A. They are more common than in adult age.
B. Occur as a result of bone being thin and weak.
C. Due to good blood supply it results in quick healing.
D. It involves osteoblasts and osteocytes. - Why skeletal muscles are called striated muscles?
A. They appear darker than smooth muscles by naked eye.
B. Alternating dark and light bands appear on their surface when visualized by naked eye.
C. Alternating dark and light bands appear on their surface when visualized via a microscope.
D. All of these - Kind of respiration through which skeletal muscles of human body gets the energy is ________ ?
A Acidic respiration
B. Anaerobic respiration
C. Aerobic respiration
D. Nitrogenous respirationSubmitted by: Rashid Mehmood
- Fibers of the extracellular matrix is the characteristics of_______________?
A. Plant cell wall
B. Bacterial cell wall
C. Cell membrane of bacteria
D. Fluid mosaic model of cell membrane - Collagen fibers of bone are hardened by deposition of_____________?
A. Ca & PO4
B. CaCO3
C. CaSO4
D. SiO2 - Which of the following step occurs immediately after binding of Ca2+ with troponin molecule during muscle contraction.
A. Binding sites of actin get attached to the myosin head.
B. Troponin uncovers the actin binding sites.
C. Tropomyosin gets removed from the binding sites of actin filaments.
D. Ca2+ goes back inside sarcoplasmic reticulum. - Which of the following muscle is an antagonistic member of Biceps brachii?
A. Bracheoradialis
B. Brachialis.
C. Intercostals
D. Triceps - Which of the following statement about osteoporosis is incorrect.
A. It results from estrogen deficiency.
B. Bone eating process takes over bone formation process.
C. There is reduction of bone mass and change in chemical composition of the matrix
D. It is common in old age. - Which of the following is incorrect:
A. Sales is a sum of cost of goods sold and gross profit.
B. Gross profit is a sum of net profit and operating expenses.
C. Operating expenses means a difference between gross profit and net profit.
D. None of theseSubmitted by: Ayaz Hussain
