BIOM3020 (2021) Exam MCQs

Question 1

What are the 4 functions of the gut microbiota is increased in type 2 diabetes

Answer 1

mucin degradation, hydrogen sulfate production, methane metabolism, and butyrate production

Question 2

Which hormone is released in high amounts during the first few hours of sleep?

Answer 2

growth hormone

Question 3

How does high progesterone concentration affect cilia and smooth muscle in the oviduct/fallopian tube?

Answer 3

decreases cilia beat frequency and relaxes smooth muscle

Question 4

What is the fertilised egg is called

Answer 4

zygote

Question 5

What is the status of an oocyte in a secondary follicle?

Answer 5

diploid, primary oocyte arrested in prophase I

Question 6

What is The window of receptivity

Answer 6

is a transient phase in the menstrual cycle lasting 2-4 days when the endometrium is permissive for embryo implantation

Question 7

The hormone, arginine vasopressin (AVP), causes water retention by the kidney. What BEST describes its mechanism of action?

Answer 7

AVP is released from the hypothalamus, binds to the V2 receptor in the kidney, causing aquaporin-2 to be translocated to the basal cell membrane, and hence allowing for water reabsorption.

Question 8

f you presented to your doctor in the 1930s with high blood pressure, the MOST likely
treatment for your hypertension would be

Answer 8

the vasodilator, hydralazine

Question 9

The genes for ACE/ACE2 appeared hundreds of millions of years earlier and are thought to have had functions more closely related to what

Answer 9

regulation of salt and water homeostasis