Sophia_Human_Biology_Milestone_5 (A GRADE) - Ashford University | Sophia_Human_Biology_Milestone_5 (A GRADE)

You passed this Milestone 18 questions were answered correctly. 8 questions were answered incorrectly. 1 Which type of digestion occurs in the mouth? ● Neither mechanical nor chemical ● Chemical ● Mechanical ● Both mechanical and chemical CONCEPT Chewing and Swallowing 2 Which of the following describes the role of renin in maintaining homeostasis? ● Its release is prompted by a decrease in blood volume and blood pressure. ● It acts to dilute urine. ● 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 3 What body part develops from the mesoderm? ● Hair ● Bones ● Lungs● Brain CONCEPT Fertilization and Early Development 4 Which of these is true about the cervix? ● It is the lower part of the uterus which leads to the vagina. ● It is the site for the production of oocytes. ● It is the inner lining of the uterus. ● It is a point where the fallopian tube attaches to the uterus. CONCEPT Female Reproductive System 5 Which organ stores bile? ● All three ● Gallbladder ● Pancreas ● Liver CONCEPT Pancreas, Gallbladder, & Liver 6 Which definition best suits pancreatic islets? ● Cells of the pancreas that secrete somatostatin ● Cells of the pancreas that secrete glucagon ● Cells of the pancreas that secrete insulin ● Groups of all three types of pancreatic cellsCONCEPT Pancreatic Hormones 7 Which segment of the small intestine connects to the large intestine? ● Duodenum ● Jejunum ● Lipase ● Ileum CONCEPT Small Intestine 8 Which of the following statements about secondary messengers is true? ● They work with both steroid and non-steroid hormones to carry out their effects in the cell. ● They carry out the effects of steroid hormones within the cell. ● They are a third type of hormone, although they differ significantly from the other two. ● They carry out the effects of non-steroid hormones within the cell. CONCEPT Steroid and Non-Steroid Hormones 9 Which of the following is a mix of secretions that helps chemically digest food? ● Chyme ● Bolus● Pepsins ● Gastric juice CONCEPT Stomach 10 Which of the following best describes blood pH when homeostasis is maintained? ● Heavily acidic ● Neutral ● Slightly acidic ● Slightly basic CONCEPT Blood pH 11 Which of these can be concluded from an 8-week-old embryo? ● It has brown hair. ● It has attached earlobes. ● It is a female. ● It is prone to obesity. CONCEPT Embryonic and Fetal Development 12 Which step(s) of urine formation is important to maintain the body's acid-base balance? ● Filtration and reabsorption ● Reabsorption ● Filtration ● SecretionCONCEPT Urine Formation 13 Which of the following hormones is secreted by the thyroid gland? ● Cortisol ● Calcitonin ● Glucocorticoids ● Epinephrine CONCEPT Thyroid and Parathyroid 14 Where does digestion begin? ● The small intestine ● The stomach ● The mouth ● The large intestine CONCEPT Digestion 15 Which part of the large intestine is analogous to the urinary bladder? ● Rectum ● Appendix ● Descending colon ● Anus CONCEPTLarge Intestine 16 A woman in labor is giving birth to a baby feet first, or in breech. What should the doctor do? ● Push the baby back into the uterus. ● Cut the umbilical cord. ● Turn the baby around. ● Pull the baby out of the mother's body. CONCEPT Labor and Birth 17 Which type of cells are responsible for the growth of facial hair and the deepening of the voice in males during puberty? ● Leydig cells ● Sertoli cells ● Schwann cells ● Stem cells CONCEPT Sperm Formation 18 Which of the following hormones is secreted by the adrenal medulla? ● Cortisol ● Epinephrine ● Glucocorticoids ● MineralocorticoidsCONCEPT Adrenal Glands 19 Which organ of the endocrine system is part of the brain? ● Adrenal gland ● Pancreas ● Parathyroid gland ● Pineal gland CONCEPT Organs of the Endocrine System 20 Which layer of the digestive tract contains blood vessels and nerve cells? ● Mucosa ● Lumen ● Submucosa ● Serosa CONCEPT The Alimentary Canal 21 Select the correct route of sperm once they are produced. ● Testes → Epididymis → Vas deferens → Ejaculatory duct → Urethra → Penis ● Penis → Urethra → Ejaculatory duct → Vas deferens → Epididymis →Testes ● Testes → Penis → Epididymis → Urethra → Vas deferens → Ejaculatory duct ● Penis → Testes → Urethra → Epididymis → Ejaculatory duct → Vas deferens CONCEPTMale Reproductive System 22 Various conditions are associated with aging. Which condition is characterized by decreased mental functions and loss of memory? ● Senescence ● Andropause ● Alzheimer's disease ● Menopause CONCEPT Effects of Aging on Your Body 23 Which of the following statements is true? ● The pituitary gland is an organ of the endocrine system that secretes the hormone melatonin. ● Hormones, which are secreted by the endocrine system, help regulate homeostasis in the body. ● Hormones are generalized and can have an effect on any cell in the body. ● Insulin is an example of a hormone that is released by the adrenal glands. CONCEPT Endocrine System 24 What does "renal" mean? ● The back half of the abdomen ● Having to do with the kidneys ● Having to do with the urinary system ● FiltratingCONCEPT Kidneys 25 Which hormone, released during the menstrual cycle, prepares the endometrium for implantation? ● Estrogen ● Prolactin ● Growth hormone ● Thyroid stimulating hormone CONCEPT Ovarian Cycle and Menstrual Cycle 26 Which of these produces blood cells and germ cells at the early stages of fetal development? ● Allantois ● Yolk sac ● Placenta ● Amnion CONCEPT