31. 12 pairs of cranial nerves are present in which of the following?
[A] Reptilia
[B] Birds only
[C] Mammals only
[D] All the above
Show Answer
Correct Answer: D [All the above]
Notes:
12 pairs of cranial nerves are present in Reptilia, birds, and in mammals. 12 cranial nerves depart from your brain and brain stem, which are responsible for helping you control various motor and sensory functions.
32. The supportive skeletal structures in the human external ears and in the nose tip are examples of __.
[A] Ligament
[B] Bone
[C] Areolar tissue
[D] Cartilage
Show Answer
Correct Answer: D [Cartilage]
Notes:
The supportive skeletal structures in the human external ears and in the nose tip are examples of cartilage. cartilage belong to connective tissue.
33. Which of the following are erythrocytes?
[A] White blood cells
[B] Red blood cells
[C] Platelets
[D] All of the above
Show Answer
Correct Answer: B [Red blood cells]
Notes:
Red blood cells are erythrocytes. RBCs are hermaphrodite cells and in humans without a nucleus. RBCs contain an iron-rich protein called haemoglobin.
34. The human urinary bladder can hold up to ___ml of urine
[A] 400 ml
[B] 600 ml
[C] 800 ml
[D] 1000 ml
Show Answer
Correct Answer: A [400 ml]
Notes:
A healthy human bladder can hold between 400 and 500 milliliters of urine or about 2 cups before reaching capacity.
35. Chemical digestion of food occurs by biological catalysts __
[A] enzymes
[B] villi
[C] glycogen
[D] egestion
Show Answer
Correct Answer: A [enzymes]
Notes:
The chemical digestion of food that occurs by biological catalysts is called enzymes.
36. Cirrhosis is a liver disease described by the abnormal structure and functioning of the liver. This is mainly diagnosed by __.
[A] Blood Test
[B] Liver biopsy
[C] Physical examination
[D] All of the above
Show Answer
Correct Answer: B [Liver biopsy]
Notes:
Cirrhosis is a liver disease characterized by abnormal structure and function of the liver and diagnosed by Liver biopsy.
37. Tetanus is caused by which of the following causative agent?
[A] Vibrio cholerae
[B] Corynebacterium diptheriae
[C] Treponema pallidum
[D] Clostridium tetani
Show Answer
Correct Answer: D [Clostridium tetani]
Notes:
Tetanus is caused by Clostridium tetani bacteria. This is a serious disease of the nervous system.
38. What are the symptoms of malaria?
[A] fever and flu-like illness
[B] including shaking chills
[C] muscle aches
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
Fever and flu-like illness, including shaking chills, and muscle aches are the symptoms of malaria.
39. In patients with hemophilia, which of these can increase the risk of cerebral microbleeds?
[A] cardiovascular risk factors
[B] increased age
[C] Hepatitis C infection
[D] All of the above
Show Answer
Correct Answer: D [All of the above]
Notes:
In patients with hemophilia, cardiovascular risk factors, age, and hepatitis C infection may increase the risk of cerebral microbleeds.
40. Syphilis is a bacterial infection usually spread by __
[A] Sexual contact
[B] Wound infection
[C] Air-borne droplets
[D] None of these
Show Answer
Correct Answer: A [Sexual contact]
Notes:
Syphilis is a bacterial infection mostly spread by sexual contact. It is caused by Treponema pallidum bacteria.
