Covid-19 virus is primarily affecting certain respiratory organsand causing tissue damage. From your study in the anatomy andphysiology of the respiratory system, discuss the changes in theanatomical structures and physiological functions that is causingdeath. .

A reaction between RBC and oxygen will produce deoxygenatedblood.

Select one:

a. T

b. F

The function of the fibrinogen is for blood clotting.

Select one:

a. F

b. T

Human heart:

Select one:

a. As a role all arteries in the body carry oxygenated blood andall veins carry de-oxygenated blood.

b. Right side of the heart contains oxygenated blood.

c. Left side of the heart contains oxygenated blood.

d. In the fetus, foramen ovale as a normal opening between theleft and right ventricles.

The gall bladder :

Select one:

a. The bile has strong acid PH.   

b.  Produces the bile for fat digestion.

c. It is the largest gland in the body.

d. It has neck, body and fundus.

The trachea connects the naso-oral opening with the lungs.

Select one:

a. F

b. T

The mouth of adults is also called the buccal cavity whichcontains 32 pairs of teeth for food maceration.

Select one:

a. F

b. T

The respiratory system :

Select one:

a. The diaphragm separates the left lung from the rightlung.

b. The pharynx is commonly called the throat that connects thenasal cavity and mouth superiorly to the larynx and esophagusinferiorly.  

c. Taste buds are located in the nasal cavity.

d. Left side human lung contains three lobes while the rightlung contains two lobes.

The liver has four lobes.

Select one:

a. F

b. T

The urinary system:

Select one:

a. Urine is usually formed by the urinary bladder.

b. Erythropoietin is a hormone produce by the kidney cells thatincreases the production of red blood cells by the bone marrow.

c. The right kidney is larger than the left kidney due tostomach pressure.

d. The kidney has three distinct regions: the medulla is themost superficial region, the cortex located deep to the medulla andthe renal pelvis.

The mandible is also called the upper jaw.

Select one:

a. F

b. T

The intestine

Select one:

a.  Absorption most of the digested food take placesin the large intestine.

b. The small intestine contains large number of villi that iscovered by epithelial tissues for absorption and digestion offood.

c. The small intestine consists of ilium, duodenum andrectum.

d.  The large intestine consists of colon, caecum andjejunum.

The pancreas :

Select one:

a. It is endocrine and exocrine gland.

b. Islets of Langerhans produce enzyme lipase for lipiddigestion.

c. Alfa cells of the pancreas produce insulin for sugarmetabolism.

d. Left side lobe is larger than the right side lobe.

When B cells encounter antigens and produce antibodies againstthem, this is called Active humoral immunity.

Select one:

a. F

b. T

Blood is not coagulated inside human blood vessels becauseof:

Select one:

a. The anticoagulant oxalate is secreted by the kidneys toprevent blood coagulation in the blood vessels.

b.  Heparin is a natural anticoagulant that inhibitsthe intrinsic pathway of coagulation.

c. The liver secretes EDTA to the blood that prevents bloodclotting.

d. Presence of erythropoietin hormone secreted by the kidneysprevent blood coagulation.