31. What is the function of Meissner corpuscles present in the papillary region?
[A] touch sensations
[B] Sensation of warmth
[C] sensation of coolness
[D] pain sensations
Show Answer
Correct Answer: A [touch sensations ]
Notes:
Meissner corpuscles consist of a cutaneous nerve ending responsible for transmitting the sensations of fine, discriminative touch and vibration.
32. Which of the following are Connective Tissues?
[A] Fluid Tissues
[B] Fibrous Tissue.
[C] Skeletal Tissue
[D] Muscle Tissue
Show Answer
Correct Answer: D [Muscle Tissue]
Notes:
There are three types of connective tissue: Fluid Connective Tissue, Fibrous Conctive Tissue, Skeletal Connective Tissue
33. A neuron that carries information from the peripheral nervous system to the central nervous system is __
[A] afferent neuron
[B] efferent neuron
[C] Both 1 and 2
[D] Neither 1 nor 2
Show Answer
Correct Answer: A [afferent neuron]
Notes:
A neuron that carries information from the peripheral nervous system to the central nervous system is the afferent neuron.
34. What is the name of the only moving bone in the human skull?
[A] Ethmoid bone
[B] Mandible bone
[C] Nasal bone
[D] Lacrimal bone
Show Answer
Correct Answer: B [Mandible bone]
Notes:
The mandible is the largest bone in the human skull. It holds the lower teeth in place, aids in chewing, and lines the lower jaw. The mandible is the only movable bone in the human skull.
35. How many chambers are there in the human heart?
[A] Two
[B] Three
[C] Four
[D] None of these
Show Answer
Correct Answer: C [Four]
Notes:
The human heart is divided into four chambers: two upper chambers called atria, and two lower chambers called ventricles.
36. What is the outermost layer of the heart called?
[A] Myocardium
[B] Endocardium
[C] Epicardium
[D] None of these
Show Answer
Correct Answer: C [Epicardium]
Notes:
The epicardium is the outermost layer of the heart. It is actually the visceral layer of the serous pericardium, which adheres to the myocardium of the heart.
37. Where Kidneys are present in our body?
[A] At back, just above the waist
[B] At back, behind lungs
[C] Near belly button
[D] Behind pancreas gland
Show Answer
Correct Answer: A [At back, just above the waist]
Notes:
The kidneys are present on either side of the spine at the lower level of the rib cage, in a distal part of the abdomen partially covered by ribs.
38. A hormone that is synthesized from histidine amino acid:
[A] Histamine
[B] Epinephrine
[C] Norepinephrine
[D] Dopamine
Show Answer
Correct Answer: A [Histamine]
Notes:
A hormone that is synthesized from histidine amino acid is Histamine. While Epinephrine, norepinephrine, and dopamine are amine hormones, which are synthesized by modifying the amino acid tyrosine.
39. Which of the following secretes relaxin during pregnancy?
[A] Corpus luteum
[B] Antidiuretic hormone
[C] Prolactin
[D] Adrenaline
Show Answer
Correct Answer: A [Corpus luteum]
Notes:
The Corpus luteum secretes relaxin during pregnancy. The human corpus luteum secretes relaxin, oxytocin, and progesterone.
40. Biotechnology has been defined by which of the following?
[A] The European Federation of Biotechnology (EFB)
[B] National Center for Biotechnology Information (NCBI)
[C] National Institutes of Health (NIH)
[D] National Centre for Cell Science (NCCS)
Show Answer
Correct Answer: A [The European Federation of Biotechnology (EFB)]
Notes:
Biotechnology has been defined by The European Federation of Biotechnology (EFB).
