TLS Online TPP Program

#Question id: 370


Which of the following statements is true about buffer solutions?

#SCPH28 | Zoology
  1. They maintain a constant pH of 7.

  2. They maintain a constant pH when acids are added to them but not when bases are added to them.

  3. They fluctuate in pH when either acids or bases are added to them.

  4. They maintain a relatively constant pH when either acids or bases are added to them.

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TLS Online TPP Program

#Question id: 11022

#I Life Science/ Life Sciences Group – I-V

A 55-year-old man had the following EKG recorded at his doctor’s office during a routine physical examination.

What is his diagnosis?

TLS Online TPP Program

#Question id: 11024

#I Life Science/ Life Sciences Group – I-V

A 55-year-old man has been diagnosed with Stokes-Adams syndrome. Two minutes after the syndrome starts to cause active blockade of the cardiac impulse, which of the following is the pacemaker of the heart?

TLS Online TPP Program

#Question id: 11025

#I Life Science/ Life Sciences Group – I-V

Listed below are the hydrostatic and oncotic pressures within a microcirculatory bed:

Plasma colloid osmotic pressure = 25 mm Hg

Capillary hydrostatic pressure = 25 mm Hg

Venous hydrostatic pressure = 5 mm Hg

Arterial pressure = 80 mm Hg

Interstitial fluid hydrostatic pressure = −5 mm Hg

Interstitial colloid osmotic pressure = 10 mm Hg

Capillary filtration coefficient = 10 ml/min/mm Hg

What is the rate of net fluid movement across the capillary wall?

TLS Online TPP Program

#Question id: 11026

#I Life Science/ Life Sciences Group – I-V

Listed below are the hydrostatic and oncotic pressures and filtration rate across a muscle capillary wall:

Capillary hydrostatic pressure (Pc) = 25 mm Hg

Plasma colloid osmotic pressure (Πp) = 25 mm Hg

Interstitial colloid osmotic pressure (ΠI) = 10 mm Hg

Interstitial hydrostatic pressure (PI) = −5 mm Hg

Capillary filtration rate = 150 ml/min

What is the capillary filtration coefficient?

TLS Online TPP Program

#Question id: 11027

#I Life Science/ Life Sciences Group – I-V

Which of the following is the correct sequence of blood flow in birds and mammals?

TLS Online TPP Program

#Question id: 11059

#I Life Science/ Life Sciences Group – I-V

A healthy, 45-year-old man is reading the newspaper. Which of the following muscles are used for quiet breathing?