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Home » Medical Papers » UHS MDCAT » Aptitude Test - 24
1. In human beings, what is the function of amylase in digestion?
A. Digestion of triglycerides
B. Digestion of lipids
C. Digestion of all types of food
D. Digestion of triglycerides
2.The pigment which stores oxygen in muscles is
A. Hemoglobin
B. Myoglobin
C. Myosin
D. Hemoglobin
3. Where is the ileocolic sphincter located in your body?
A. At the junction of esophagus and stomach
B. At the junction of stomach and small intestine
C. At the junction of ileum and large intestine
D. At the junction of esophagus and stomach
4.Neurosecretory cells are present in which part of brain
A. Hypothalamus
B. Midbrain
C. Pons
D. Hypothalamus
5.Which of the following is the function of glucagon hormone?
A. Glycogen to Glucose
B. Glucose to Glycogen
C. Glucose to Lipids
D. Glycogen to Glucose
6.The term which is employed to the loss of appetite due to fear of becoming obese is
A. Obesity
B. Anorexia nervosa
C. Trachea
D. Obesity
7.Addison’s disease is caused due to destruction of
A. Adrenal Cortex
B. Pituitary Adrenal Axis
C. Adrenal Medulla
D. Adrenal Cortex
8.Which one of the following acts as functional unit of lungs in man?
A. Carbon dioxide
B. Temperature
C. pH
D. Carbon dioxide
9.Which group of hormones is made up of amino acids and their derivatives?
A. Vasopressin and ADH
B. Epinephrine and Non-Epinephrine
C. Osterogen and Testosterone
D. Vasopressin and ADH
10.Which group of hormones is made up of amino acids and their derivatives?
A. Vasopressin and ADH
B. Epinephrine and Non-Epinephrine
C. Osterogen and Testosterone
D. Vasopressin and ADH
11.Which one of following factors is directly proportional to oxygen carrying capacity of haemoglobin?
A. Carbon dioxide
B. Temperature
C. pH
D. Carbon dioxide
12.Thymus gland is involved in maturation of
A. Platelets
B. B-Lymphocytes
C. Eosinophils
D. Platelets
13.In passive immunity which of the following component are injected into blood
A. Antigens
B. Immunogens
C. Serum
D. Antigens
14.Expiration in human beings is carried out by
A. Contraction of lungs
B. Contraction of intercostal membrane
C. Relaxation of intercostal and diaphragm muscles
D. Contraction of lungs
15.Mucous membranes are part of body defense system and they offer
A. Physical Barriers
B. Mechanical Barriers
C. Chemical Barriers
D. Physical Barriers
16.Which one of the following is a precursor of steroid hormones?
A. Glycerol
B. Sterol
C. Amino acids
D. Glycerol
17.Immediate protection is obtained from
A. Passive Immunity
B. Active Immunity
C. Vaccination
D. Passive Immunity
18.The immunity in which T-cells recognize the antigens or micro-organisms is known as
A. Tissue Grafting
B. Phagocytosis
C. Cell Mediated Immunity / Response
D. Tissue Grafting
19.Which one of the following statements best describes the function of sinoatrial node?
A. It sends out electrical impulses to atrial muscles causing both atria to contract
B. It consists of small number of diffusely oriented cardiac fibre
C. It sends out electrical impulses to ventricular muscles causing both ventricles to contract
D. It sends out electrical impulses to atrial muscles causing both atria to contract
20.Oxidative phosphorylation, synthesis of ATP in the presence of oxygen occurs in:
A. All Types of Cells
B. All Anaerobic Cells
C. All Primitive Cells
D. All Types of Cells
21.Glycolysis is the breakdown of glucose into two molecules of
A. Glycerate
B. Lactic Acid
C. Pyruvate
D. Glycerate
22.The flow of lymph in lymphatic vessels is maintained by:
A. ) Heart, activity of smooth muscles and valves
B. Activity of skeletal muscles, heart and breathing movements
C. Breathing movements, activity of skeletal muscles and valves
D. ) Heart, activity of smooth muscles and valves
23.Before entering Krebs’s cycle, the pyruvate is first decarboxylated and oxidized into
A. Alpha Ketoglutaric Acid
B. Citric Acid
C. Glyceric Acid
D. Alpha Ketoglutaric Acid
24.Metabolic waste from metabolism of nucleic acid is
A. Uric acid
B. Creatine
C. Urea
D. Uric acid
25.Some electron from the second primary acceptor may pass back to chlorophyll molecules by electron carrier system, yielding ATP. This process is called
A. Phosphorylation
B. Photophosphorylation
C. Non-Cyclic Phosphorylation
D. Phosphorylation
26.The living cells of cartilage are called
A. Chrondrocytes
B. Osteoblasts
C. Ostecytes
D. Chrondrocytes
27.The disease which causes immobility and fusion of vertebral joints is
A. Osteomalacia (soft bones)
B. Disc slip
C. Arthritis
D. Osteomalacia (soft bones)
28. During muscle contraction
A. I-band shortens
B. Myosin filaments shorten
C. Actin filaments shorten
D. I-band shortens
29.Hormones are the organic compounds of varying structural complexity. Which of the following is not a function or property of these compounds?
A. They initiate new biochemical reactions
B. They are poured directly into blood
C. They may be proteins
D. They initiate new biochemical reactions
30.The first cells produced by the repeated cell division of germinal epithelium of testis are
A. Interstitial cells
B. Spermatogonia
C. Secondary spermatocytes
D. Interstitial cells
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