561. Cushing syndrome is due to the hypersecretion of:
(A. Adrenal cortex)
B. Thyroid
C. Pituitary
D. Adrenal medulla
562. Oxytocin stimulates the contraction of:
A. Lung
B. Ovary
C. Heart
(D. Uterus)
563. Which of the following proteins is a muscle’s contractile protein?
A. Tubulin
(B. Myosin)
C. Pipusin
D. All of the above
564. Muscle fatigue sets in due to non-availability of:
A. Calcium
(B. ATP)
C. Actin binding site
D. Mg cofactor
565. Muscles get fatigued due to the accumulation of:
(A. Lactic acid)
B. ATP
C. Phosphate molecules
D. Carbon dioxide
566. Which of the following is a filament protein in the light band?
A. Myosin
(B. Actin)
C. Myosin and actin
D. None of these
567. Bone marrow is composed of:
(A. Blood, areolar tissue, and adipose tissue)
B. Adipose and areolar tissue
C. Adipose tissue and fibroblasts
D. Adipose tissue
568. Bone marrow takes part in:
A. Assisting the liver
B. Assisting the kidney
C. Controlling blood pressure
(D. As haemopoietic tissue)
569. Hyaline cartilage does not possess:
(A. Fibers)
B. Cells
C. Lacunae
D. Blood capillaries
570. Mammalian pinna is supported by:
A. Hyaline cartilage
(B. Elastic cartilage)
C. Calcified cartilage
D. White fibrous connective tissue
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