Question

1.

Short and long reflexes in the gastrointestinal track get their names due to the fact that short reflexes activate their downstream effectors for shorter periods of time.

Select one:

True

False

2.

Which of the following examples of applied immunology are correctly matched? Select all that apply.

Select one or more:

A. Receiving plasma from a COVID-19 survivor :: artificially acquired passive immunity

B. Receiving a vaccine :: artifically aquired active immunity

C. Surviving infection with chicken pox :: naturally acquired passive immunity

D. A baby nursing from their mother :: naturally acquired active immunity

3.

Which of the following glands is not involved in semen production?

Select one:

A. Greater vestibular gland

B. Seminal gland

C. Prostate gland

D. Bulbo-urethral gland

4.

Order the following processes of respiration in the correct sequence:

1) Transport of respiratory gases
2) External Respiration
3) Internal Respiration
4) Pulmonary Ventilation

Select one:

A. 4, 2, 1, 3

B. 1, 2, 4, 3

C. 2, 4, 1, 3

D. 2, 4, 3, 1

E. 1, 4, 3, 2

F. 4, 1, 2, 3

Answer 1

1.False

Short reflexes involves direct stimulation of postganglionic fibre by the sensory neuron.It does not involve CNS. Long reflexes has integration in spinal cord or brain.It involves CNS.

2.Receiving plasma from a Covid19 patient -artificially acquired passive immunity.

When receiving plasma from a Covid  19 patient the person gets an immunity that is not produced by his antibodies .

Mother's milk :naturally occuring passive immunity

Vaccination:artificially acquired active immunity

3.Greater Vestibular gland /Bartholins gland are 2 small pea sized glands.They don't  produce semen but they produce mucin for lubrication.

4.Order is 4213

Pulmonary ventilation -It is termed breathing.It takes oxygen and gives out carbon dioxide.

External respiration -It is the exchange of oxygen and carbon dioxide between lungs and blood.

Transport of respiratory gases -It is the transport of oxygen from blood to tissues and carbon dioxide from tissues.

Internal respiration -It involves exchange of oxygen between blood and interstitial tissue.