Behavioural and Allied Sciences MCQs With Answers 41 to 50

 

Behavioural and Allied Sciences

41. Endocrine glands differ from exocrine glands in that

1. Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts
2. Endocrine glands release hormones, whereas exocrine glands release waste
3. Endocrine glands are formed by epithelial tissue, but exocrine glands are primarily connective tissue
4. Endocrine glands are all interconnected; whereas exocrine glands act completely independently.

Correct answer: (A)
Endocrine glands are ductless and exocrine glands release secretions at the body's surface or into ducts

42. The secretions from which of these glands differs between males and females:

1. Adrenal
2. Parathyroid
3. Gonadal
4. Pancreas

Correct answer: (C)
Gonadal

43. Which of these is a health problem that can be caused by STI in women:

1. pelvic inflammatory disease (PID)
2. ectopic pregnancy
3. higher risk for cervical cancer
4. all of the above

Correct answer: (D)
all of the above

44. A more common problem among girls during puberty is

1. they have more acne than boys
2. they are more prone to obesity than boys
3. gynecomastia
4. both a and b

Correct answer: (B)
they are more prone to obesity than boys

45. The male sex hormone is

1. estrogen
2. estradiol
3. progesterone
4. androgen

Correct answer: (D)
androgen

46. Which of the following produces the male sex hormone:

1. rete testis
2. seminiferous tubule
3. Leydig cell
4. scrotum

Correct answer: (C)
Leydig cell

47. the periodic gaps in the myelin sheath on the axon is

1. nodes of ranvier
2. synapse
3. neurotransmitters
4. none of the above

Correct answer: (A)
nodes of ranvier

48. Entry of the positive ions in action potential is called as ______________

1. repolarization
2. depolarization
3. polarization
4. none of the above

Correct answer: (B)
depolarization

49. ______________ recieves and transmits motor signals from the CNS.

1. PNS
2. cells
3. chemicals
4. glial cells

Correct answer: (A)
PNS

50. The depression found in the surface of the brain is called ______________

1. fissures
2. sulcus
3. gyri
4. gyrus

Correct answer: (B)
sulcus