A person having an anxiety attack breathes very rapidly. After a minute, their blood CO2 concentration appears to have lowered and they become very dazed. Their altered breathing pattern is called ________.
Fill in the blank(s) with the appropriate word(s).
hyperventilation
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Which of the following structures is not associated with the right atrium?
A) crista terminalis B) pectinate muscles C) oval fossa (fossa ovalis) D) opening of coronary sinus E) tendinous chords (chordae tendinea)
Which of the following is a single-celled layer of epithelium that forms the lining of serous membranes?
A) simple transitional B) simple columnar C) simple squamous D) simple cuboidal
Compared to skeletal muscle, cardiac muscle ________
A) has more nuclei per cell B) lacks striations C) cells are larger than skeletal muscle cells D) has gap junctions that allow it to act as a functional syncytium
Excess circulating quantities of which of the following nutrient molecules can ultimately be stored in adipose tissue as triglycerides?
a. fatty acids b. glucose c. amino acids d. Both a and b e. All of the above