Tom Holder Bio II- Exam 4 Questions and Answers (Solved Papers) w/ a few exceptions, all- air breathing terrestrial vertebrates use lungs for gas exchange. (T or F) - Correct Answers ✅True Lungs (fish) - Correct Answers ✅lungfish - simple sacs supplemented w/ cutaneous and buccopharyngeal (lungs) - Correct Answers ✅Amphibian Largest sacs and more lobes- more exchange area (lugs) - Correct Answers ✅Bird/ Reptiles largest of the vertebrates; more exchange area - Correct Answers ✅Mammal lungs -Air is warmed and moistened
- Mucus and hairs in the nose clean the air of dust - Correct
Answers ✅Nose and Mouth External Nares - Correct Answers ✅Nostrils Internal Nares - Correct Answers ✅Open into Pharynx back of mouth cavity; where respiratory and digestive tracts cross - Correct Answers ✅Pharynx 1 / 4
Tom Holder Bio II- Exam 4 Questions and Answers (Solved Papers) upper part of the trachea - Correct Answers ✅Larynx (windpipe) Voice box. What anatomical term is responsible for this? - Correct Answers ✅Larynx Opening (Glottis) - Correct Answers ✅Trachea
- Rings of cartilage provide rigidity
- Lined with cilia and mucus to trap expert inhaled particles
- Branches into bronchi (right and left) - Correct Answers
✅Trachea Does the Bronchi lead to the lungs? (T or F) - Correct Answers ✅True Repeated branching of Bronchi eventually forms .... ? - Correct Answers ✅Bronchioles ________ contains circular rings of smooth muscle to dilate or constrict the passage - Correct Answers ✅Bronchioles Bronchioles empty into what? - Correct Answers ✅Alveoli 2 / 4
Tom Holder Bio II- Exam 4 Questions and Answers (Solved Papers) Where is the site of gas exchange in the lungs? - Correct Answers ✅alveoli (air sacs) Exhaled air follows the pathway _____. - Correct Answers ✅in reverse Each inhalation/exhalation cycle replenshies only __ of the air
- Correct Answers ✅1/6
- Waste disposal
- filtering of blood
- water movement
- osmosis
- osmoregulation - Correct Answers ✅Urinary system
What is the large muscular organ that separates the thoracic and abdominal cavities? - Correct Answers ✅Diaphragm Smooth muscle- involuntary, not consciously controlled - Correct Answers ✅Diaphragm System that involves waste disposal - Correct Answers ✅Urinary
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Tom Holder Bio II- Exam 4 Questions and Answers (Solved Papers) regulation of salt ions and h20, ion balance of body fluids, cells and tissues - Correct Answers ✅Osmoregulation Animals make use of one or more organs to remove metabolic wastes, excess water/ions and toxins - Correct Answers ✅Excretory system Most excretory organs contain _______ structures that are lines with _____ cells that have the capacity to actively transport _____ - Correct Answers ✅tubular : epithelial : ions _____ critical for removing waste from body fluids and maintaining homeostasis - Correct Answers ✅Excretory system Excretory system is responsible for ____ and ___ balance - Correct Answers ✅Salt - water a compound formed from an attraction between positively charged ions and negatively charged ions - Correct Answers ✅salt What when salts are dissolved in water? - Correct Answers ✅The ionic bonds are being broken
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