Tarun Sir
Time- 10 min
Endocrine System
1. Hormones are ......A.......... chemicals which act as .......B..... messengers and are produced in trace
amounts.
(1) A- nutrient , B - intercellular
(2)A- Non nutrient B- intercellular
(3) A- non-nutrient, B- Intracellular
(4) A- low M.W, B- Extracellular
2. Mark the incorrect statement-
(1) Invertebrates possess very simple endocrine systems
(2) The neural systemand the endocrine system jointly coordinate and regulate the physiological
functions in the body
(3) Endocrine glands lack ducts and are hence, called ductless glands.
(4) Very small number of chemicals act as hormones and provide coordination in the vertebrates.
3. Hypothalamus contains several groups of ................called nuclei which produce hormones-
(1) Parietal cell (2) Neurosecretory cell
(3) Visceral cell (4) Endocrine cell
4. mark the incorrectly matched-
(1) Prolactin -regulates the growth of the mammary glands
(2) LH -stimulates the synthesis and secretion of hormones called androgens
(3) Oxytocin -acts on the skeletal muscles of our body and stimulates their contraction
(4)Vasopressin - acts mainly at the kidney and stimulatesresorption of water and
electrolytes by the distal tubules
5. ....................... synthesise two hormones in thyroid, tetraiodothyronine or thyroxine (T4) and
triiodothyronine (T3)
(1) Stromal tissue (2) Follicular cell
(3) Both 1 and 2 (4) none
6.Hypothyroidism duringpregnancy causes
(1)cretinism (2) mental retardation
(3) low intelligence quotient and deaf-mutism
(4) All
7.Thyroid gland also secretes a protein hormone called
(1) thyrocalcitonin (TCT) (2) T3
(3) T4 (4) all
8........... hormone play a major role in the differentiation of T-lymphocytes
(1) Thymosin (2) Thymus
(3) Thyroxin (4) Calcitonin
9.Catecholamines also stimulate -
(1) The breakdown of glycogen
(2) Decreased concentration of glucose in blood
(3) Stimulate the synthesis of lipids and proteins
(4) all
10. Number Islets of Langerhans in a normal human pancreas is....A.........representing only .....B..........
per cent of the pancreatic tissue
(1) A- 10 million , B- 1-2 percent
(2) A- 1-2 million , B- 1-2 percent
(3) A- 5 million , B - 2-4 percent
(4) A- 10 million , B - 4-8 percent
11. Mark the correct statement -
(1) Insulin acts mainly on hepatocytes and adipocytes (2) Glucagon acts mainly on the liver cells
and Adipocytes
(3) Short hyperglycemia leads to a complex disorder called diabetes mellitus
(4) Diabetes mellitus is associated with loss of glucose through urine and formation beneficial
compounds known as ketone bodies.
12. Androgens regulate the development, maturation and functions of -
(1) epididymis (2) vas deferens
(3)seminal vesicles, prostate gland, urethra
(4) All
13.Hormone which regulate female sexual behaviour is -
(1) Estrogen (2) Progesterone
(3) both (4) FSH
14. ........................ also acts on the mammary glands and stimulates the formation of alveoli
(1) Oxytocin (2) Progesterone
(3) FSH (4) both 1 and 2
15. Atrial natriuretic factor (ANF) which decreases blood pressure , it act by
(1) Increasing Na absorption
(2) Increase water absorption
(3) dilation of the blood vessels
(4) all
16. Which of the following is steroid hormones-
(1) cortisol (2) testosterone
(3)estradiol and progesterone (4) all
17. Pars distalis produces .............. trophic hormones.
(1) Seven (2) Six
(3) Five (4) Two
18. Glucagon stimulates ........P........ and .......Q...... resulting in hyperglycemia-
(1)P- Gluconeogenesis Q - Glyogenesis
(2) P- Protein synthesis Q- Glycogenesis
(3) P- Gluconeogenesis Q- Glycogenolysis
(4) P- Glycogenolysis Q- Glycogenesis
19 . The gastrointestinal tract secretes
(1) gastrin (2) secretin
(3) cholecystokinin and gastric inhibitory peptide
(4) All
20. Cortisol involved in
(1) Maintaining the cardio-vascular system
(2) kidney functions.
(3) Produces antiinflammatory reactions
(4) all
1. Answer key of DOPA will be available along with
This DOPA
2. 100 days total 100 dopa
3. Syllabus of each DOPA is mentioned on top of each
DOPA
4. DOPA is a random check to give insight of your
preparation level
5. Every DOPA carry new questions based on ncert
6
Answer Key
1.(3)
2(4)
3(2)
4(3)
5(2)
6(4)
7(4)
8(1)
9(1)
10(2)
11(1)
12(4)
13(1)
14(2)
15(4)
16(4)
17(2)
18(3)
19(4)
20(4)
