Which of the Following Statements Is/are True Regarding Vector Algebra

question 22

Multiple Choice

Which of the following statements is/are true regarding vector algebra?

• A) In vector resolution, when a vector is resolved into two components, they are always perpendicular.
• B) In vector composition, only perpendicular components can be composed into a resultant.
• C) both A and B
• D) none of the above

Identify common cardiac arrhythmias and their potential triggers.

Understand the mechanics of ventricular ejection and filling.

Understand the phases of the cardiac cycle and the functional changes during each phase.

Identify the heart chambers and valves and their roles in blood circulation.

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Definitions:

Mood Swings

Rapid and often unpredictable changes in one's mood, ranging from periods of euphoria to periods of depression.

Severe Depression

A psychiatric disorder identified by lasting feelings of despondency or a lack of enjoyment in hobbies, seriously affecting normal life.

Manic Episodes

Periods of abnormally elevated mood and high energy, often characteristic of bipolar disorder.

Negative Symptoms

Features primarily associated with schizophrenia and similar disorders, characterized by a lack or decrease in normal functions, such as motivation, emotional expression, or social engagement.