31. Which of the following vitamins is stored in the liver?
[A] Vitamin K
[B] Vitamin D
[C] Vitamin E
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Vitamin K, D, and E are stored in the liver. The liver is the chemical “factory” of the body.
32. Which of the following act as both endocrine as well as exocrine gland?
[A] Pancreas
[B] Liver
[C] Intestine
[D] Stomach
Show Answer
Correct Answer: A [Pancreas]
Notes:
The pancreas is a gland that is both endocrines as well as exocrine; It is because it secretes both hormones as well as enzymes.
33. Which of the following is not pure endocrine gland?
[A] Thyroid gland
[B] Thymus gland
[C] Pancreas
[D] Adrenal
Show Answer
Correct Answer: C [Pancreas]
Notes:
The pancreas and gonads are two glands that are not pure endocrine. The pancreas secretes both hormones and enzymes and acts as both endocrine and exocrine.
34. Which of the following happens during ovulation?
[A] releasing the eggs from the ovaries
[B] creates the birth canal
[C] carrying the ovum to the uterus
[D] All of the above
Show Answer
Correct Answer: A [releasing the eggs from the ovaries]
Notes:
Ovulation is the process of releasing eggs from the ovary.
35. Ringworm is caused by __
[A] Cryptosporidium parvum
[B] Piroplasmorina
[C] Hypophosphataemia
[D] Trichophyton verrucosum
Show Answer
Correct Answer: D [Trichophyton verrucosum]
Notes:
Ringworm is a contagious skin disease most often caused by Trichophyton verrucosum.
36. Bioethanol is denatured alcohol that is also called __
[A] Ethylene
[B] Methylated spirit
[C] Ethylene glycol
[D] Methylene
Show Answer
Correct Answer: B [Methylated spirit]
Notes:
Bioethanol is denatured alcohol that is also called Methylated spirit. It is a liquid made from alcohol and other chemicals.
37. Which of the following prevents bleeding of gums?
[A] Nicotinamide
[B] Ascorbic acid
[C] Thiamine
[D] Vitamin B
Show Answer
Correct Answer: B [Ascorbic acid]
Notes:
Vitamin C (Ascorbic acid) cures scurvy, which can cause abnormal gum bleeding. Excellent sources include citrus fruits such as oranges, lemons, limes, and grapefruits. Researchers examined 15 published studies involving 1,140 healthy people as well as data on 8,210 people from the CDC’s Health and Nutrition Examination Survey. They found that low vitamin C levels in the bloodstream were associated with an increased risk for gum bleeding with gentle probing.
38. What are the folds found in the mucous lining of the empty stomach?
[A] Typhlosole
[B] Areolae
[C] Rugae
[D] Villi
Show Answer
Correct Answer: C [Rugae]
Notes:
The inner layer of the stomach is full of wrinkles known as rugae (or gastric folds). Rugae both allow the stomach to stretch in order to accommodate large meals and help to grip and move food during digestion.
39. The blotting technique used to identify the isolated protein is _____:
[A] Western blotting
[B] Northern blotting
[C] Southern blotting
[D] Cloning
Show Answer
Correct Answer: A [Western blotting]
Notes:
Protein electrophoresis and Western blotting are both methods used to identify specific proteins in a sample or solution. Western blotting, also known as immunoblotting or protein blotting, is a core technique in cell and molecular biology. It is used to detect the presence of a specific protein in a complex mixture extracted from cells.
40. Meibomian glands are located in ____:
[A] Eye
[B] Ear
[C] Nose
[D] Skin
Show Answer
Correct Answer: A [Eye]
Notes:
Meibomian glands are the tiny oil glands which line the margin of the eyelids (the edges which touch when the eyelids are closed). These glands secrete oil which coats the surface of our eyes and keeps the water component of our tears away from evaporating (drying out). Together, the water and the oil layer make up the tear film.
