BIOL 115 Chapter 5 Milestone 2020 – Strayer University | BIOL115 Chapter 5 Milestone 2020

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1 BIOL 115 Chapter 5 Milestone 2020 – Strayer University Which gland is called the "master gland?" • Pituitary gland • Thymus gland • Thyroid gland • Adrenal gland CON... CEPT Organs of the Endocrine System 2 What is produced by the ovaries? • Oocytes • Endometrium • Zygote • Granulosa cells CONCEPT Female Reproductive System 3 Which organ secretes fructose that is used by sperm as an energy source? • Epididymis • Vas deferens • Prostate gland • Seminal vesicle CONCEPT Male Reproductive System 4 What is it called when one hormone helps another have its full effect? • Synergistic interaction • Supportive interaction • Opposing interaction • Permissive interaction CONCEPT Endocrine System 5 Select the statement that describes the filtration stage of urine formation. • The bloodstream retrieves valuable substances that have been separated out during this second step of urine formation. • Water and other small solutes are separated out of the blood in the Bowman’s capsule. • To maintain the body's acid-base balance, substances move from the blood in the peritubular capillaries into nephron tubules. • During this third step of urine formation, urine filters into the ureters and ultimately to the urinary bladder for storage. CONCEPT Urine Formation 6 A woman has had a miscarriage; what happened to her fetus? • It was overdeveloped. • It was spontaneously expelled from the uterus. • It was underdeveloped. • It was implanted too firmly in the uterus. CONCEPT Embryonic and Fetal Development 7 Which organ processes and stores nutrients from the digestive system? • Liver • All three • Pancreas • Gallbladder CONCEPT Pancreas, Gallbladder, & Liver 8 What happens when blood is too acidic? • More bicarbonate is released into the bloodstream. • Less bicarbonate is released into the bloodstream. • Nothing, blood is supposed to be acidic. • More hydrogen ions are released. CONCEPT Blood pH 9 The developing child is surrounded by a fluid filled sac called the __________. • Placenta • Amnion • Yolk sac • Chorion CONCEPT Placenta 10 Which of the following statements about steroid hormones is true? • They are lipids that enter the cell and bind to receptors on the nucleus. • They are lipids that bind to receptors on the plasma membrane. • They are proteins that enter the cell and bind to receptors on the nucleus. • They are proteins that bind to receptors on the plasma membrane. CONCEPT Steroid and Non-Steroid Hormones 11 Which of the following hormones is secreted by the adrenal medulla? • Mineralocorticoids • Cortisol • Epinephrine • Glucocorticoids CONCEPT Adrenal Glands 12 Where are sphincters found? • Throughout the small intestine • On the outside of the digestive tract • Between the pharynx and the mouth • Between two parts of the digestive tract CONCEPT The Alimentary Canal 13 What is the term for wave-like contractions of the digestive tract that help move food through? • Palate • Peristalsis • Salivary amylase • Bolus CONCEPT Chewing and Swallowing 14 In which stage of labor is the placenta expelled from the uterus? • Second • Fourth • First • Third CONCEPT Labor and Birth 15 Which of the following is most likely the cause of Graves' disease? • Lower than normal levels of thyroid hormones in the blood • Higher than normal levels of thyroid hormones in the blood • Higher than normal levels of parathyroid hormone in the blood • Lower than normal levels of parathyroid hormone in the blood CONCEPT Thyroid and Parathyroid 16 Which segment of the small intestine connects to the large intestine? • Ileum • Lipase • Jejunum • Duodenum CONCEPT Small Intestine 17 Which type of pancreatic cells help to lower blood sugar? • Alpha cells • Delta cells • Beta cells • Gamma cells CONCEPT Pancreatic Hormones 18 Before an oocyte leaves the ovary, it is surrounded by nourishing cells and is called what? • A follicle • A zona pellucida • An oviduct • A menarche CONCEPT Ovarian Cycle and Menstrual Cycle 19 Which type of cells are responsible for the growth of facial hair and the deepening of the voice in males during puberty? • Sertoli cells • Schwann cells • Leydig cells • Stem cells CONCEPT Sperm Formation 20 Which of the following statements about aging is true? • The telomeres on our chromosomes grow longer as we age. • As we age, we often become shorter because the discs in between your vertebrae become more compact. • The way in which you age is completely dictated by your genes. • When a male goes through andropause, his testosterone levels drop and he is no longer able to reproduce. CONCEPT Effects of Aging on Your Body 21 Which part of the kidney does the actual filtering of the blood? • Nephrons • Renal cortex • Renal pelvis • Renal medulla CONCEPT Kidneys 22 After fertilization, the newly formed zygote begins to divide into multiple cells through a process called __________. • Cleavage • Morphogenesis • Gastrulation • Blastomere CONCEPT Fertilization and Early Development 23 Which part of the large intestine absorbs water? • Descending colon • Ascending colon • All parts absorb water • Transverse colon CONCEPT Large Intestine 24 Which of the following is a mix of secretions that helps chemically digest food? • Chyme • Pepsins • Bolus • Gastric juice CONCEPT Stomach 25 Which of the following describes the role of renin in maintaining homeostasis? • It acts to dilute urine. • Its release is prompted by a decrease in blood volume and blood pressure. • It acts to decrease the amount of water that is reabsorbed. • Its release is prompted by an increase in blood volume and blood pressure. CONCEPT Fluid Balance and Blood Pressure 26 Which part of the digestive system primarily absorbs nutrients? • Pharynx • Small intestine • Stomach • Mouth [Show More]

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