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Biology 10 Chapte 12 - Coordination and Control - 23
1.
When a person experiences fear, anger or anxiety, which of the following increases?
a) Blood pressure
b) All are correct
c) Intensity of heartbeat
d) Blood flow to the limbs
2.
When a person experiences fear, anger or anxiety, which of the following decreases?
a) Intensity of heartbeat
b) Blood flow to the limbs
c) Blood pressure
d) Blood flow to the alimentary canal and skin
3.
How many major functions of pancreas are there?
a) Five
b) Four
c) Two
d) Three
4.
What is the major part of pancreas called?
a) None of these
b) Both b and c
c) Ducted gland
d) Exocrine gland
5.
Which portion secretes digestive enzymes, through a duct, into the small intestine?
a) Ductless gland
b) Exocrine gland
c) Endocrine gland
d) All of these
6.
Some portions of .......................serve as ductless gland?
a) Pancreas
b) Thyroid gland
c) Pituitary Gland
d) Parathyroid glands
7.
What is the portion of pancreas called that contains groups of endocrine cells?
a) Epinephrine
b) Glucagon
c) Insulin
d) Islets of Langerhans
8.
How many hormones islets of Langerhans secrete?
a) Three
b) Four
c) One
d) Two
9.
What is the hormone called that is secreted by islets of Langerhans?
a) Parathormone
b) Glucagon
c) Thyroxin
d) Somatotrophin
10.
What is the hormone called that is secreted by islets of Langerhans?
a) Parathormone
b) Insulin
c) Somatotrophin
d) Thyroxin
11.
Glucagon influences the ................ to release glucose in blood?
a) Liver
b) Heart
c) Brain
d) Lungs
12.
Glucagon influences the liver to release ....................in blood?
a) Glucose
b) Fructose
c) Thyroxin
d) Iodine
13.
Which of the following hormone influences the liver to release glucose in blood?
a) Parathormone
b) Glucagon
c) Thyroxin
d) Somatotrophin
14.
Due to which of the following hormone, the blood glucose concentration rises?
a) Insulin
b) Parathormone
c) Thyroxin
d) Glucagon
15.
Insulin influences the ............to take excess glucose from blood?
a) Lungs
b) Heart
c) Liver
d) Brain
16.
Insulin influences the liver to take excess .................from blood?
a) Fructose
b) Iodine
c) Thyroxin
d) Glucose
17.
Which of the following hormone influences the liver to take excess glucose from blood?
a) Thyroxin
b) Parathormone
c) Insulin
d) Somatotrophin
18.
Due to which of the following hormone, the blood glucose concentration falls?
a) Glucagon
b) Parathormone
c) Thyroxin
d) Insulin
19.
If a person’s pancreas does not make normal quantity of insulin, what is the effect on the blood glucose concentration?
a) No effect
b) Falls
c) All are correct
d) Rises
20.
If a person’s pancreas does not make normal quantity of ................, the blood glucose concentration rises?
a) Insulin
b) Thyroxin
c) Glucagon
d) Parathormone
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