BIOL 251 (BIOL251)

1. Question: Hormones produced and released from sex organs include which of the following? 2. Question: In contrast to the nervous system, the endocrine system uses only one method of communication: _________ signaling. 3. Question: Hormones regulate certain target cell responses. These can include which of the following? 4. Question: One of the major functions of the adrenal glands is to respond to ________. 5. Question: The beta cells of the pancreatic islets produce and secrete _________...

1. Question:Hormones produced and released from sex organs include which of the following? 2. Question:How many hormones are produced by the posterior pituitary? Question options: 3. Question: The development of a goiter indicates that _. 4. Question: The alpha cells of the pancreatic islets produce and secrete 5. _________. Question options: 6. Question: Which general type of hormone can easily pass through the cell membrane and into the cytoplasm of the cell? 7. Question: The function of...

1. Question: The pH of a liquid is a measure of its acidity or alkalinity. The normal range of pH of blood is: 2. Question: What is the typical lifespan of a leukocyte? 3. Question: The term formed elements in blood includes which of the following? 4. Question: Which of the following is/are important in the process named coagulation? 5. Question: Which of the following is/are true of the molecule named hemoglobin? 6. Question: Which of the following is/are true of red blood cells? 7. Quest...

1. Question: Which of the following is an anterior pituitary hormone? 2. Question: The adrenal glands are wedges of glandular and neuroendocrine tissue adhering to the top of the _________. 3. Question: In contrast to the nervous system, the endocrine system uses only one method of communication: _________ signaling. 4. Question: How can the anterior part of the pituitary gland control the secretion of thyroid hormones? 5. Question: The gonads produce what class of hormones? 6. Question: Th...

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About 7% of plasma is made up of proteins. The most abundant of these plasma proteins is:  A. alpha globulins  B. fibrinogen  C. immunoglobulin  D. gamma globulins  E. albumin Feedback:Good work; your answer is correct! Question 22 of 50 2.0/ 2.0 Points Which of the following is/are correct in describing thrombosis:  A. A condition characterized by excessive numbers of platelets that increases the risk for excessive clot formation, a condition known as thrombo...

hich of the following is/are true of platelets?  A. Platelets are sometimes referred to as thrombocytes.  B. Platelets are actually pieces of large cells called a megakaryocytes.  C. Platelets are very small, but very numerous, sometimes numbering 150,000 to 160,000 per microliter of blood.  D. Platelets are critical to hemostasis, the stoppage of blood flow following damage to a vessel.  E. All of the above are true. Feedback:Good work; your answer is correct! Part ...

When a coronary artery is totally obstructed to any one portion of the heart muscle, what occurs?  A. The person usually feels no pain at all.  B. All heart muscle immediately stops contracting.  C. That specific part of heart muscle immediately receives blood from a different artery.  D. A heart attack, or myocardial infarction, very likely occurs.  E. That muscle immediately spasms and then ruptures open. Feedback:Good work; your answer is correct! Question 41 of ...

Venous return is affected by all EXCEPT:  A. Skeletal and muscle activity  B. Values lining the veins  C. Thorax pressure changes  D. Temperature changes in the body  E. All of the above affect venous return. Feedback:Good work; your answer is correct! Question 2 of 10 10.0/ 10.0 Points During vigorous exercise, one would expect:  A. Blood to be diverted from the brain  B. Blood to be diverted to the kidneys  C. Blood to be diverted to the muscles doi...