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ABO Blood Typing Quiz

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Questions and Answers

Which blood type has both A and B antigens?

Type O

Type AB (correct)

Type A

Type B

What classifies blood based on the presence or absence of the Rh factor?

G-protein activation

Plasma membrane permeability

ABO system

Rh system (correct)

Which protein is activated by cAMP?

Phospholipase

G-protein

Adenylate cyclase

Protein kinase (correct)

What does blood type O lack on the surface of red blood cells?

A antigens Signup and view all the answers

What does DAG activate in the intracellular mechanism?

Protein kinase Signup and view all the answers

What is the first step in the renin-angiotensin-aldosterone mechanism for regulating blood pressure?

Kidneys detect decrease in BP Signup and view all the answers

What is the role of angiotensin II in the renin-angiotensin-aldosterone mechanism?

Causes vasoconstriction and activates adrenal cortex to release aldosterone Signup and view all the answers

What triggers the release of vasopressin (ADH) in response to increased blood pressure?

Osmoreceptors detecting change in osmotic pressure Signup and view all the answers

What is the function of atrial natriuretic mechanism in regulating blood pressure?

Increases urine production, causing decrease in blood volume and BP Signup and view all the answers

What is the final step in the activation of B cells in response to an antigen?

Processed antigen fragments displayed on macrophage surface Signup and view all the answers