Practice Questions

TLS Online TPP Program

#Question id: 10574

Which of the following statements about the evolution of life histories is correct?

#Unit 10. Ecological Principles

Stable environments with limited resources favor r-selected populations.
K-selected populations are most often found in environments where density-independent factors are important regulators of population size.
Most populations have both r- and K-selected characteristics that vary under different environmental conditions.
The reproductive efforts of r-selected populations are directed at producing just a few offspring with good competitive abilities

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TLS Online TPP Program

#Question id: 20276

#Unit 7. System Physiology – Animal

Central diabetes insipidus is caused by failure of the posterior pituitary to secrete ADH and the following statements pertain to that disorder:

A. excretion of large volumes of dilute urine

B. the urine cannot be concentrated

C. produces large volumes of dilute urine

D. increased serum osmolarity

E. circulating levels of ADH are high

Which of the following is the correct combination of the statements given above?

TLS Online TPP Program

#Question id: 20277

#Unit 7. System Physiology – Animal

Which is structurally similar to growth hormone?

d. Bromocriptine

Which of the above is/are correct?

TLS Online TPP Program

#Question id: 20278

#Unit 7. System Physiology – Animal

What type of protein is human growth hormone?

TLS Online TPP Program

#Question id: 20279

#Unit 7. System Physiology – Animal

Which one of the following statements is true with regard to Growth Hormone Secretion?

a. Growth hormone is secreted in a pulsatile pattern.

b. Growth hormone secretory rates are constant over a lifetime.

c. After puberty, the rate of growth hormone secretion declines to a stable level.

d. The highest rates of growth hormone secretion occur during puberty, and the lowest rates occur in senescence.

Which of the following is the correct combination of the statements given above?

TLS Online TPP Program

#Question id: 20280

#Unit 7. System Physiology – Animal

What stimulates growth hormone release?

TLS Online TPP Program

#Question id: 20281

#Unit 7. System Physiology – Animal

The overproduction of growth hormone in adults leads to