Human Body Physiology Quiz

The following are effects of slow, shallow breathing in the human body except?

• Allows CO2 to accumulate in the blood

• Quickly flushes out CO2 out of the blood

• Increases carbonic acid levels

• Increases the blood PH level

Diabetes insipidus is a deficiency of what hormone

• Insulin

• Antidiuretic hormone

• Atrial Natriuretic hormone

• Aldosterone

Cellular respiratory refers to

• Exchange of gases in the lungs

• Ventilation of the lungs

• Exchange of gases in the body tissues

• The production of ATP in the cells

The resting membrane potential of a cell is the consequence of which of the following concentration of ions

• Higher anions outside the cells and higher cations inside the cells

• Higher cations outside the cells and higher anions inside the cells

• Low anions outside the cells and higher cations inside the cells

• Low cations outside the cells and higher anions inside the cells

In acidosis, most of the hydrogen ions secreted by the proximal tubule are associated with which of the following processes?

• Excretion of hydrogen ions

• Excretion of NH4+

• Reabsorption of bicarbonates

• Reabsorption of phosphate ions

Which state is correct about smooth muscles?

• Is under involuntary control

• Are multinucleated

• Cells are separated by intercalated discs

• Innervated by both sympathetic and parasympathetic systems

An animal cell in a hypertonic solution will be?

• Turgid

• Shriveled

• Plasmolyzed

• Lysed

Relay molecules in a signalling pathway are likely to take part during?

• Reception

• Transduction

• Activation of a cellular response

• Termination

Th percentage of composition of plasma in total human body weight?

• 55%

• 60%

• 20%

• 80%

Hemopoietic activity

• Is indicated by higher reticulocyte

• Is decreased following hemorrhage

• Is normal in anaplastic anaemia

• Is decreased in renal disease