A. Bracheoradialis
B. Brachialis.
C. Intercostals
D. Triceps
Related Mcqs:
- Insertion of Biceps is on_________?
A. Ulna
B. Radius
C. Olecronon process of ulna.
D. Scapula - Abscisic acid promotes flowering in short day plants and inhibits in long day plants, which of the following is antagonistic to abscisic acid in terms of flowering______________?
A. Gibberellins
B. Cytokinins
C. Auxins
D. Ethene. - 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 is incorrect about skeletal muscle fibers?
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 - 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. - A smallest contractile unit of muscle contraction called sarcomere is the area between two:
A. H- zone
B. M- Line
C. Z- Line
D. A band - In an annelids, the contraction of circular muscle results in___________?
A. Lengthening of the body.
B. Shortening of the body.
C. Widening of body
D. Thinning of body - What happens during muscle contraction to the length of each myosin and action filament?
A. Z- lines get closer
B. A band becomes short
C. 1 band elongates
D. There is no change in sarcomere - Muscle fatigue occurs due to accumulation of___________?
A. Acidic acid
B. Butyric acid
C. Citric acid
D. Lactic acidSubmitted by: Babar Ali Kunbhar
- Which of the following is an example of the living member of Psilopsida________________?
A. Rhynia
B. Psilophyton
C. Psilotum
D. Cooksonia
