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Pre exam quizz #1
Pre exam quizz #1 chap 1,3,29,4
| Question | Answer |
|---|---|
| The femoral region is the _________ | Thigh |
| closer than another structure to the point of attachment to the trunk. | Proximal |
| The cavity of the body immediately inferior to the diaphragm is the _________ cavity. | abdominal |
| What cavity is most inferior in location | Pelvic cavity |
| Towards the back of the body | Posterior |
| The basic structural unit of all living organisms | organ |
| toward the middle or midline of the body. | Medial |
| In a negative feedback mechanism, the response of the effector | reverses the original stimulus. |
| The umbilical region is commonly known as the _________ | naval an area around the belly button |
| The inguinal region is commonly known as the _________ | groin |
| The shoulder is _________ to the elbow. | proximal |
| The axillary region is the _________ | armpit |
| The pectoral region is the | chest area |
| Three adjacent nucleotides in mRNA are called a _________ | codon |
| Which type of cell would have an abundance of lysosomes? | White blood cell, a phagocyte |
| organelle contains chromosomes? | nucleus |
| The popliteal region is the _________ | hollow behind the knee |
| If a 0.9% NaCl (saline) solution is isotonic to a cell, then a solution of 3.5% NaCl would be | hypertonic to the cell. |
| Which type of cell has abundant ribosomes? | Fibroblast (makes protein fibers) |
| Which type of cell would have an abundance of lysosomes? | White blood cell, a phagocyte |
| the bulk uptake of material through the plasma membrane by vesicle formation. | Endocytosis |
| A DNA base sequence is A T G C C G. The sequence of bases in a strand of mRNA transcribed from this sequence of bases in DNA would be | U A C G G C. |
| Plasma membrane phospholipids | -form a bilayer. -have polar phosphate heads. -have nonpolar fatty acid tails. -create a selectively permeable barrier. |
| Endoplasmic reticulum with ribosomes attached to it is called _________ER. | Rough |
| Active transport | requires ATP. |
| Skeletal muscle cells need large numbers of _________ to make the many proteins they contain. | ribosomesCorrect |
| Ribosomes are organelles responsible for | protein synthesis. |
| Transcription | synthesizes RNA from DNA. |
| event that occurs in the nucleus? | Chromatin condenses to form chromosomes |
| A cell's ability to replenish ATP is reduced by a metabolic poison. Which organelle is being affected? | Mitochondrion |
| The movement of water through a selectively permeable membrane is called _________ | osmosisCorrect |
| In the process of diffusion, net movement of substances is always from a region | of higher concentration to a region of lower concentration. |
| In one form of endocytosis a molecule binds to a specific protein on the cell surface and triggers vesicle formation and endocytosis. What type of transport is this? | Receptor-mediated endocytosis |
| When more than one gene pair affects a particular trait expression, this is called __________. | polygenic |
| In humans, somatic cells have __________ chromosomes, while reproductive cells (gametes) have __________. | 46; 23 |
| Which term means that a person posses two different alleles at a particular locus? | Heterozygous |
| Type AB of the ABO blood group is an example of __________. | codominance |
| A person's height, intelligence, eye color, and skin color are examples of __________. | polygenic traits |
| Genes on the X chromosomes are __________. | X-linked |
| What is a collection of similar cells and surrounding substances? | Tissue |
| The extracellular material of tissues is called _________ | matrix |
| Which type of connective tissue is found between the vertebrae? | Fibrocartilage |
| What is the permeability barrier that joins the plasma membranes of adjacent cells to form a tight seal? | Tight junction |
| Dense regular collagenous connective tissue would be found in | a ligament. |
| Which type of tissue possesses an abundant extracellular matrix? | Connective tissue |
| This type of tissue is composed of closely packed adipocytes and forms a protective cushion around organs, insulate the body, and serves as an energy reserve. | Adipose tissue |
| The extracellular matrix of connective tissue contains _________ | proteoglycans |
| The various types of epithelium are classified by | the shape of cells and number of cell layers. |
| The type of connective tissue that contains chondrocytes, a rigid matrix of collagen fibers and proteoglycan-hyaluronic acid aggregates and few, if any, blood vessels is _________ | cartilage |
| Which of the following structures is likely to consist of dense irregular collagenous connective tissue? | Dermis of the skin |
| Which tissue type forms glands? | Epithelial |
| The three types of protein fibers found in connective tissue are | collagen, elastin, and reticular fibers. |
| Stratified epithelium consists of | multiple layers of cells. |
| To determine that a type of epithelium is squamous, which of the following is most important? | The shape of the most superficial epithelial cells |
Created by:
lilyhansen459