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A&P Exam 1
Exam 1
| Question | Answer |
|---|---|
| All living things react to stimuli in their environment. This statement most closely relates to | responsiveness |
| The tendency for the bodies of living things to maintain a stable internal conditions is | homeostasis |
| Transitional epithelium is found in the | urinary tract |
| Collagen fibers are found in all of the following locations except | transitional epithelium |
| The theory of evolution | Explains the slight variance in DNA structure between chimps and humans |
| Chemical solutions that resist changes in pH are called | buffers |
| When a nicotinamide molecule picks up an extra electron, it becomes | reduced |
| These increase a cells external surface area and are found on intestinal cells | microvilli |
| When blood pressure in capillaries forces water and dissolved solutes out into tissue fluid, this is | filtration |
| Membrane phospholipids arrange themselves with their hydrophilic ends toward the ____ of the membrane and their hydrophobic ends toward the ____ of the membrane | surface, center |
| How does newly synthesized mRNA pass from membrane-bound nucleus into the cytoplasm? | Passes through nuclear pores |
| For the sequence GATTACA, what would be the complimentary DNA strand? | CTAATGT |
| Which of the following is not an example of connective tissue? | Transitional |
| Which of the following statements concerning pH is incorrect? | pH is a scale to measure hydroxyl ions in a fluid. |
| A person with appendicitis will most often present with pain in the | right lower quadrant |
| The cranial cavity is part of | Dorsal body cavity |
| The most important steroid molecule | Cholesterol |
| Which type of chemical reaction produces water as a product | Dehydration synthesis |
| secretory vesicles are produced by which of the following cell organelles | Golgi apparatus |
| structures on the same side of the body are said to be | Ipsilateral |
| which of the following physiological conditions is not an example of normal homeostasis | Maintaining the blood glucose at a range between 220-320 mg/dl |
| the diaphragm is between | The abdomen and thorax |
| processes found on neurons include | Dendrites |
| A red blood cell placed in pure water would | swell and burst |
| Which of the following is a concept of the cell theory? | a cell is the basic structural and functional unit of living organisms |
| Hyaline cartilage is different from elastic or fibrocartilage because | fibers are not visible with normal stains |
| Inability to absorb digested nutrients & secrete mucus might indicate a disorder in which tissue? | simple columnar |
| The opposite of superior is | inferior |
| Ionic bonds form between two atoms when | one atom donated an electron to another atom |
| The study of the function of body parts is called | physiology |
| Which of the following is NOT true of proteins? | appear to be the carriers of heredity information |
| a gene can be best described as | a segment of DNA that carries the instructions for one polypeptide chain |
| Nervous tissue contains mainly | neurons and neuroglia |
| Intercalated discs and striations are associated with | cardiac muscle |
| In connective tissue immature cells that can divide and secrete matrix have names ending in | blast |
| A nurse correctly identifies a urine sample with a ph of 5.2 as being which type of solution | acidic |
| In a negative feedback system, when blood pressure increases slightly, the body will respond by causing a number of changed which tend to | lower blood pressure |
| Mitochondria perform which of the following cellular functions? | generate energy |
| secretory vesicles are produced by which of the following cell organelles | Golgi apparatus |
| structures on the same side of the body are said to be | Ipsilateral |
| which of the following physiological conditions is not an example of normal homeostasis | Maintaining the blood glucose at a range between 220-320 mg/dl |
| the diaphragm is between | The abdomen and thorax |
| processes found on neurons include | Dendrites |
| Chromosomes appear and the nuclear envelope disintegrates during which phase of mitosis | prophase |
| The molecule responsible for generating a new strand of DNA is known as | replicase |
| The material that lies between an epithelium and its underlying connective tissue is called | Basement membrane |
| Which type of epithelium is often covered with a protective layer of mucus produced by goblet cells? | Ciliated pseudostratified columnar epithelium |
| Haversian canals, osteons, canaliculi and lamellae are found in | Bone |
| Which type of membrane transport process uses ATP as a source of energy? | Primary active transport |
| Which of the following is correct sequence for the stages of mitosis? | Prophase, metaphase, anaphase, telophase |
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