Cellular Activities and Biological Concepts Quiz
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Questions and Answers

Which part of the brain controls cardiovascular reflexes and gastric secretions?

  • Spinal cord
  • Cerebrum
  • Medulla oblongata (correct)
  • Pons

What type of drug is cocaine?

  • Sedative
  • Cannabinoid
  • Stimulant
  • Coca alkaloid (correct)

Which hormones are involved in maintaining pregnancy?

  • hCG, hPL, progestogens, prolactin
  • hCG, hPL, estrogens, relaxin, oxytocin
  • hCG, progestogens, estrogens, glucocorticoids
  • hCG, hPL, progestogens, estrogens (correct)

What is NOT a component of innate immunity?

<p>Activity of B and T lymphocytes on entry of antigen (A)</p> Signup and view all the answers

Which disease is NOT transmitted by the Aedes mosquito?

<p>Anopheles (B)</p> Signup and view all the answers

Where is the minimum level of estrogen and progesterone found?

<p>Bleeding phase (B)</p> Signup and view all the answers

How does a steroid hormone influence cellular activities?

<p>Changing the permeability of the cell membrane (C)</p> Signup and view all the answers

What occurs when a stimulus is applied to the axonal membrane?

<p>Rapid influx of Na+ at that site (A)</p> Signup and view all the answers

What is the correct sequence of meninges of the brain from inside to outside in humans?

<p>Duramater- arachnoid- Piamater (B)</p> Signup and view all the answers

What is activated during fight-or-flight reactions?

<p>Adrenal medulla (C)</p> Signup and view all the answers

What happens in atherosclerosis?

<p>Arteries' lumen narrows (C)</p> Signup and view all the answers

In the context of blood pressure, what does a reading of 140/90 or higher signify?

<p>Hypertension (B)</p> Signup and view all the answers

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