Author: SAHIL BATRA

Staphylococci and Streptococci are grouped as Gram-positive cocci. Staphylococci form clumps, whereas Streptococci grow in chains. They can be discriminated by catalase test because Staphylococci have...

A fasting blood sugar level of 99 mg/dL or lower is normal, 100 to 125 mg/dL indicates you have prediabetes, and 126 mg/dL or higher indicates you have diabetes.

Your skeletal muscles are the number one generator of heat in the body; each time they contract, they produce heat. If your body temperature begins to fall, your brain sends signals to your skeletal muscles...

Protist. Linnaeus' original system of classification classified everything in nature into a hierarchy. He proposed that there were three large groups, called kingdoms, into which the whole of nature could...

1-Renders mechanical strength 2-Serve as food reservoir 3-It maintains the shape of the cell 4-It regulates the intercellular transport 5-It regulates the expansion of cells 6-Provides protection...

A well-child developmental assessment of a 3 year old girl reveals that she is able to dress herself and pedal a tricycle; however, her vocabulary skills consist of "mama", "dada", and "doggie". You would...

A blood film demonstrating red cell hypochromia is indicative of: A. vitamin B12 deficiency B. bone marrow aplasia C. Thalassaemia major D. folate deficiency E. pernicious anaemia

Each of the following assays would help distinguish haemolytic anaemia from iron deficiency anaemia EXCEPT A. Coombs test. B. haematocrit. C. reticulocyte count. D. serum concentration of bilirubin. E....

Among the following, transitional cell carcinoma of the urinary bladder most often is associated with: A. metastases to bone. B. metastases to the kidneys. C. metastases to the lungs. D. metastases to...

The following diseases have both renal and systemic manifestations. In determining an overall prognosis, the severity of the renal glomerular lesions is LEAST important in which of the following? A. amyloidosis....

A raised level of calcium in the blood (hypercalcaemia) A. May occur when parathyroid activity decreases. B. May occur when the plasma protein level falls. C. May occur in chronic renal failure. D. Causes...

Deficiency of factor VIII (antihaemophilic globulin) A. Increases the bleeding time. B. Is due to an abnormal gene on the Y chromosome. C. To 75 per cent of its normal value results in excessive bleeding...

A high blood potassium level (hyperkalaemia) A. Occurs in acute renal failure. B. Follows severe crush injuries to the limbs. C. May diminish cardiac performance and cause death. D. Increases skeletal...

Potassium depletion A. Can be detected by analysis of a biopsied sample of muscle. B. Can result from loss of gastrointestinal secretions. C. Causes increased activity of intestinal smooth muscle. D. Exacerbates...

Circulating red blood cells A. Are about 1 per cent nucleated. B. May show an intracellular network pattern if appropriately stained. C. Are distributed evenly across the blood stream in large blood vessels....

Antibodies A. Are protein molecules. B. Are absent from the blood in early fetal life. C. Are produced at a greater rate after a first, than after a second, exposure to an antigen six weeks later. D. Circulating...

Bleeding from a small cut in the skin A. Is normally diminished by local vascular spasm. B. Ceases within about five minutes in normal people. C. Is prolonged in severe factor VIII (antihaemophilic globulin)...

Neutrophil granulocytes A. Are the most common leukocyte in normal blood. B. Contain proteolytic enzymes. C. Have a lifespan in the circulation of 3–4 weeks. D. Contain actin and myosin microfilaments....

What is the typical order of events in puberty for females? a. thelarche, adrenarche, growth spurt, menarche b. adrenarche, thelarche, growth spurt, menarche c. thelarche, adrenarche, menarche, growth...

When does the umbilical cord typically fall off a normal term infant? a. two days b. two weeks c. one month d. two months