Any external injury or internal injury put patients at risk of uncontrolled bleeding because the small clots that formed throughout the circulatory system used up so much of the clotting factor.

The blood vessels leading to the device tended to kink, obstructing the filling of the chambers and resulting in inadequate output.

In the 1960s, artificial heart devices did not fit well and tended to obstruct the flow of venous blood into the right atrium.

Nuclear-powered artificial hearts proved to be complicated, bulky, and expensive.

Here are some examples of these used in sentences:

So: presents a consequence (“He gambled well last night, so he smoked a cigar to celebrate.”).

Yet: presents a contrast or exception (“They gamble, yet they don’t smoke.”).

Or: presents an alternative item or idea (“Every day they gamble, or they smoke.”).

But: presents a contrast or exception (“They gamble, but they don’t smoke.”).

Nor: presents a non-contrasting negative idea (“They do not gamble, nor do they smoke.”).

And: presents non-contrasting items or ideas (“They gamble, and they smoke.”).

For: presents a reason (“They do not gamble or smoke, for they are ascetics.”).

The mnemonic acronym FANBOYS can be used to remember the most common coordinating conjunctions: for, and, nor, but, or, yet, and so. These are all coordinating conjunctions. Coordinating conjunctions are conjunctions that join, or coordinate, two or more equivalent items (such as words, phrases, or sentences). The most common conjunctions are and, or, and but. We will discuss coordinating conjunctions, adverbial conjunctions, and correlative conjunctions. Conjunctions are divided into several categories, all of which follow different rules. These small words may not seem as important as verbs, nouns, and adjectives, but they are the backbone of English: these are the words that give our language structure.Ĭonjunctions are the words that join sentences, phrases, and other words together. What remains are the little connecting word categories: conjunctions, prepositions, and articles. We’ve covered the majority of parts of speech: nouns, pronouns, verbs, adjectives, and adverbs.

What part of speech is the word about