The Endocrine System

Q.

Which hormones are produced by the pituitary gland?

Q. The neurosecretory cells of hypothalamus which produce hormones are called

1. nephrons
2. nuclei
3. globular cells
4. granular cells

Q.

The organised endocrine glands are different from non organised organs in that

1. They produce more hormones than non organised glands

2. Their primary function is to produce hormones

3. They are structurally same as non organised glands

4. They carry out other functions in addition to hormone production

Q.

Where is the pituitary gland located?

Q.

Which of the following hormones is secreted by the endocrine cells of the gastrointestinal tract?

1. Secretin

2. Cholecystokinin

3. Gastrin

4. All of the above

Q. Which of the following statements is correct in relation to the endocrine system ?

1. Adenohypophysis is under direct neural regulation of the hypothalamus
2. Organs in the body like gastrointestinal tract, heart, kidney and liver do not produce any hormones
3. Non-nutrient chemicals produced by the body in trace amount that act as intercellular messenger are known as hormones
4. Releasing and inhibitory hormones are produced by the pituitary gland

Q. What is/are the advantage(s) of the endocrine system over the nervous system?

1. Higher reach of chemical messengers over nerve signalling.
2. Sustained stimulation by chemical messengers.
3. Ensures messages for continuous processes like growth.
4. Conveys information quickly.

Q. The posterior pituitary gland is not a 'true' endocrine gland because

1. It secrets enzymes
2. It is provided with a duct
3. It is under the regulation of hypothalamus
4. It only stores and releases hormones

Q.

Which of the following four glands is correctly matched with the accompanying description?

1. Thyroid-Hyperactivity in young children causes cretinism

2. Thymus-Starts undergoing atrophy after puberty.

3. Parathyroid-Secretes parathormone, which promotes movement of ions from blood into bones during calcification.

4. Pancreas- Delta cells of the islets of Langerhans secrete a hormone which stimulates glycolysis in liver.

Q. The 24/hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone

1. cacitonin
2. prolactin
3. adrenaline
4. melatonin

Q.

Which glands secrete hormones directly into the blood stream?

1. Endocrine glands

2. Apocrine gland

3. Merocrine gland

4. none of the above

Q.

What organ produces gonadocorticoids?

Q.

What are hormones? Give two important features of hormones.

Q. Which is the largest endocrine gland in the human body?

1. Thyroid
2. Liver
3. Pituitary
4. Thymus

Q.

Which hormone among these is not secreted by an endocrine gland?

1. ADH

2. ANF

3. T4

4. PTH

Q.

_______ hormone maintains salt balance in the body.

Q.

Diagrammatically indicate the location of the various endocrine glands in our body.

Q.

There are many endocrine glands in human body. Name the glands which is absent in male and the one absent in female.

Q. Hormone secreting cells called neuro secretory cells are abundant in the :-

1. Hypothalamus
2. Pons
3. Cerebral cortex
4. Medulla oblongata

Q.

The main function of abscisic acid in plants is to

1. Increase the length of cells

2. Promote cell division

3. Inhibit growth

4. Promote growth of stem

Q.

MSH is secreted by:

1. Pars nervosa

2. Pars distalis

3. Pars tuberalis

4. Pars intermedia

Q.

Question 05:

The term synergistic action of hormones refers to
(a) when two hormones act together but bring about opposite effects
(b) when two hormones act together and contribute to the same function
(c) when one hormone affects more than one function
(d) when many hormones bring about any one function

Q.

Give the exact location of pituitary gland.

Q.

Which endocrine gland stores its secretion in extra cellular spaces before discharging into blood?

1. Thyroid

2. Testis

3. Adrenal

4. Pancreas

Q.

Describe two characteristic features of hormones.

Q.

What are the portions of Adenohypophysis?

Q. Inflammation of meninges is caused by

1. Neisseria meningitidis
2. Haemophilus influenzae
3. Clostridium botulinum
4. both a and b are correct

Q. Which among the following hormones act on Sertoli cells?

1. Hormone produced from hypothalamus.
2. Hormone released from neurohypophysis.
3. Hormone secreted from adenohypophysis.
4. Hormone secreted from Leydig cells of testis.

Q. Sporopollenin is formed by polymerisation of

1. Carotenoid and esters
   
2. Fat and phenols
   
3. Fats and esters
   
4. Fats and esters
   

Q.

What is the role of gut hormones?