M C Q s D r i v e

Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

Hormone responsible for milk ejection______________?

A Oxytocin
B Estrogen
C Progesterone
D Prolactin
Correct Answer: Oxytocin

The most significant immediate result of lowered serum calcium is_______________?

A Weakened heart action
B Decalcification of bones
C Decalcification of teeth
D Hyperirritability of nerves and muscles
Correct Answer: Decalcification of bones

Tetany is characterized by ________________?

A Hypotonicity of muscles
B Hypertonicity of muscles
C Increased serum calcium concentration
D None of the above
Correct Answer: Hypertonicity of muscles

The effect which is seen due to decrease in serum calcium concentration is_______________?

A Relaxation of muscle
B Excitability of the muscle
C Increase the renal absorption
D Depression of Nervous system
Correct Answer: Excitability of the muscle

Paneth cells secrete which of the following ?

A Antibacterial substance
B Lipase
C Maltase
D Secretin
Correct Answer: Antibacterial substance

following are the features of cretinism, except_____________?

A Pot- belly
B Idiotic look
C Normal intelligence
D Stunted growth
Correct Answer: Normal intelligence

All of the following hormones have cell surface receptors except_____________?

A Adrenalin
B Growth Hormone
C Insulin
D Thyroxine
Correct Answer: Thyroxine

Osteoclasts are inhibited / modified and regulated by____________?

A Parathyroid hormone
B Calcitonin
C 1,25 dihydroxycholecalciferols
D Tumor necrosis factor
Correct Answer: Calcitonin

Blood coagulation is impaired in___________?

A Tetany
B Hyperparathyrodism
C Rickets
D
Correct Answer: Tetany

A child is below the third percentile for height. Growth velocity is normal, but chronologic age is more than skeletal age. The most likely diagnosis is______________?

A Constitutional delay in growth
B Genetic short stature
C Primordial dwarfism
D Hypopituitarism
Correct Answer: Constitutional delay in growth