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Here we are discussing Kerala PSC staff nurse’s previous questions and answers. If you are
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for joining the contest. The question starts now, the first question.
1. There are two sets of teeth present in the lifetime of man. This type of dentition
is known as Thecodont
Heterodont The Correct answer is Diphyodont. Diphyodont is a type of dentition in which
two successive sets of teeth are developed during the lifetime of the organism.eg:- the
“deciduous” set and consecutively the “permanent” set. Next Question.
2. The volume of air inspired or expired during normal respiration is known as
Vital capacity Inspiratory Reserve Volume
Tidal Volume Expiratory Reserve Volume
The correct answer is the tidal volume. Next question.
3. The respiratory pigment is seen in the blood of man which give red color to blood:
Hemoglobin The correct answer is hemoglobin. Next question.
4. Which one of the following is a part of a pectoral girdle?
The correct answer is the clavicle. The Ilium, Ischium, and Pubis are the
part of Pelvic girdle. The shoulder girdle or pectoral girdle
is the set of bones in the appendicular skeleton which connects to the arm on each side. In
humans, it consists of the clavicle and scapula. Next question.
5. Which cells present in the stomach is responsible for secreting HCl?
Oxyntic cells Chief cells
Mucous neck cells Goblet cells
The correct answer is oxyntic cells. Next question.
6. Which blood group is known as Universal Donor?
A group B group
AB group O group
The correct answer is the O group. The universal receiver is the AB group.
7. An autoimmune disorder affecting neuromuscular junction leading paralysis?
Osteoporosis Myasthenia gravis
The correct answer is myasthenia gravis. Next question.
8. Name the junction which is seen in between neurons :
Neuromuscular junction Dendrite
The correct answer is synapse. Next question. 9. The structural and functional unit of the
kidney is known as : Nephron
Calyx The correct answer is nephron.
A nephron is the basic unit of structure in the kidney. A nephron is used separate to
water, ions and small molecules from the blood, filter out wastes and toxins and return needed
molecules to the blood. Next question. 10. Name the enzyme present in saliva :
The correct answer is amylase. Next question. 11. Which one of the following is a part of
the limbic system of Brain? Hypothalamus
Cerebellum. The correct answer is amygdale.
The limbic system is a complex set of structures that lies on both sides of the thalamus, just
under the cerebrum. It includes the hypothalamus, the hippocampus,
the amygdala, and several other nearby areas. Next question.
12. The embryo with 8–16, blastomeres are known as :
The correct answer is Morula. Next question. 13. The main mineralocorticoid in our body
is : Cortisol
Aldosterone The correct answer is aldosterone. Next question.
14. Name the hormone secreted from pineal gland :
The correct answer is melatonin. Next question. 15. Fertilization in human beings takes place
Fallopian tube Ovary
Uterus The correct answer is the fallopian tube.
16. Which is responsible for secreting the hormone Androgen?
Sertolli cells Vas deferens
Leydig cells Epididymis.
The correct answer
is Leydig cells. 17. In the eye, the maximum visual activity
is seen at: Blindspot
The correct answer is fovea. In the eye, a tiny pit located in the macula
of the retina that provides the clearest vision of all.
Next question. 18. The deficiency of which hormone causes
diabetes mellitus: Insulin
Progesterone The correct answer is insulin. Next question.
19. The cap-like the structure of sperm which is filled with an enzyme that helps ovum penetration:
The correct answer is acrosome. Next question. 20. The part of the ear which connect the
middle ear cavity with pharynx is known as :
Eustachian tube Malleus
The correct answer is the Eustachian tube. The Eustachian tube is a canal that connects
the middle ear to the nasopharynx, which consists of the upper throat and the back of the nasal
cavity. 21. Identify the tissue which can detect,
receive and transmits different kinds of stimuli: Muscle
Bone The correct answer is a neuron. Next question.
22. The first vertebra of the vertebral column of the human body is:
The correct answer is an atlas. Next question. 23. The middle layer of Adrenal cortex is
known as : Zona reticularis
Zona pellucida Zona fasciculata
Zona glomerulosa The correct answer is zona fasciculate. Next
question. 24. Which of the following structure is responsible
for initiating and monitoring the rhythmic activity of the heart?
SA node AV node
Bundle of His Purkinje fibers
The correct answer is the SA node. Next question. 25. Which of the following is not a part of
the renal tubule of the nephron? Bowman’s capsule
Henle’s loop Proximal convoluted tubule
Glomerulus The correct answer is glomerulus. Next question.
26. Which of the following part of the body is classified as true, false and floating?
Vertebral column Ribs
The correct answer is ribs. next question.
27. The innermost layer lining the lumen of the alimentary canal is :
The correct answer is mucosa. Next question. 28. The opening between the right atrium and
the right ventricle is guarded by a valve is known as :
Bicuspid valve Pyloric sphincter
Semilunar valve Tricuspid valve
The correct answer is the tricuspid valve. next question.
29. Which part of
the human brain regulates body temperature, urge
for eating and drinking, etc.? Hypothalamus
Cerebellum. The correct answer is the hypothalamus. next
question. 30. Which of the following hormones are known
as hyperglycaemic and hyper calcaemic? Insulin and Thyrocalcitonin
Insulin and glucagon Glucagon and parathyroid
Insulin and Parathyroid The
correct answer is glucagon and parathyroid. Next question.
31. In ECG P wave represents: Repolarisation of ventricles
Depolarisation of ventricles Repolarisation of atria
Depolarisation of atria The
correct answer is the depolarisation of atria. Next question.
32. Bile is produced by hepatic cells of the liver which help in digestion of :
Fat Nucleic Acid
The correct answer is fat. 33. In the human body Urea is produced in:
The correct answer is the liver.
34. The atrial wall of our heart secretes a very important peptide hormone which decreases
blood pressure is : CCK
GIP The correct answer is ANF. Next question.
35. The following factors are favorable for the formation of oxyhemoglobin except:
High PO2 Low H+ concentration
Low temperature High PCO2.
The correct answer is high PCO2. The questions end here, thank you for watching
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