12 Questions
Which part of the brain controls cardiovascular reflexes and gastric secretions?
Medulla oblongata
What type of drug is cocaine?
Coca alkaloid
Which hormones are involved in maintaining pregnancy?
hCG, hPL, progestogens, estrogens
What is NOT a component of innate immunity?
Activity of B and T lymphocytes on entry of antigen
Which disease is NOT transmitted by the Aedes mosquito?
Anopheles
Where is the minimum level of estrogen and progesterone found?
Bleeding phase
How does a steroid hormone influence cellular activities?
Changing the permeability of the cell membrane
What occurs when a stimulus is applied to the axonal membrane?
Rapid influx of Na+ at that site
What is the correct sequence of meninges of the brain from inside to outside in humans?
Duramater- arachnoid- Piamater
What is activated during fight-or-flight reactions?
Adrenal medulla
What happens in atherosclerosis?
Arteries' lumen narrows
In the context of blood pressure, what does a reading of 140/90 or higher signify?
Hypertension
Test your knowledge on how steroid hormones influence cellular activities, fight-or-flight reactions, and examples of biological evolution. Select the correct answers from multiple-choice questions provided.
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