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Cathy Rios

Human Anatomy week 7-12

An example of a muscle with this type of fascicle arrangement is the orbicularis oris. parallel bipennate convergent unipennate circular circular
Dendrites conduct impulses _____ cell bodies. toward away from within None of the above is correct. toward
The nervous system can be divided: according to its structure. according to direction of information flow. by control of effectors. in all of the above ways. in all of the above ways.
The efferent pathways of the autonomic nervous system consist of the ________ nervous systems. peripheral and afferent sympathetic and parasympathetic sympathetic and efferent parasympathetic and somatic sympathetic and parasympathetic
Which of the following minerals is essential for the formation of thyroid hormone? calcium iron copper Iodine Iodine
The type of membranous tissue that lines the heart and blood vessels is the endocardium. endothelium. serous pericardium. fibrous pericardium. endothelium.
Which mature cell has no nucleus, mitochondria, or ribosomes? Erythrocyte Leukocyte Platelet Neutrophil Erythrocyte
Mechanical devices that permit the flow of blood in one direction only are called ventricles. atria. valves. vessels. valves.
Interferon inhibits the spread of: A. viruses. B. bacteria. C. B cell antibodies that attack cancer. D. Both A & B E. Both B & C D. Both A & B
The primary organ of the lymphatic system is the thalamus. thyroid. thymus. spleen thymus.
The size of lymph nodes varies from _____ mm to more than _____ mm in diameter. 1; 20 10; 35 20; 45 30; 65 1; 20
Lymph ducts empty into the circulatory system, draining into the: jugular vein. subclavian veins. superior vena cava. inferior vena cava. subclavian veins.
The anatomical division of the pharynx that is located behind the mouth from the soft palate above to the level of the hyoid bone below is called the: nasopharynx. oropharynx. laryngopharynx. sphenopharynx. oropharynx.
In the right lung, the superior and middle lobes are separated by the: horizontal fissure. oblique fissure. bronchopulmonary segments. hilum. horizontal fissure.
Which of the following is true of the intrinsic muscles of the larynx? Their origin is the hyoid bone. They move the larynx as a whole. They serve in voice production. Both A and B are correct. They serve in voice production.
Which of the following is not an accessory structure of the respiratory system? Oral cavity Trachea Rib cage Diaphragm Trachea
The PCO2 in the atmosphere is: less than in the alveolar air. greater than in the alveolar air. equal to the alveolar air. greater than arterial blood. less than in the alveolar air.
The approximate length of the trachea, or windpipe, is _____ cm. 5 11 17 24 11
Which of the following is not part of the respiratory membrane? Ciliated respiratory mucosa Alveolar epithelium Capillary epithelium All of the above are part of the respiratory membrane. Ciliated respiratory mucosa
Lymph ducts empty into the circulatory system, draining into the: jugular vein. subclavian veins. superior vena cava. inferior vena cava. subclavian veins.
Erythrocytes begin their maturation sequence in red bone marrow from nucleated cells known as: hemoglobin. osteons. erythroblasts. hematopoietic stem cells. erythroblasts.
Created by: cathyrios
 

 



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