BSC 424 Final Exam Questions With Complete
Answers 100% Pass
What are the three modifications for increasing the surface area for absorption? -
ANSWER Circular folds, villi, & microvilli
What is chyme? - ANSWER Mixture of both gastric juice and food bolus
Where does mechanical digestion begin? - ANSWER Teeth/jaw muscles
What processes occur in the nephron? - ANSWER - Filtration
- Reabsorption
- Secretion
What does an arteriole do to the glomerulus? - ANSWER It is fed and drained by an
arteriole
What is the pathway of flow for urine to exit the body? - ANSWER Renal pyramid -> minor
calyx -> major calyx -> renal pelvis -> ureter
What part of the Kidney consists of renal pyramids? - ANSWER Medulla
What are the three main functions of the urinary system? - ANSWER Maintain water ion
balance, rid body of wastes, and regulate pH
What type of Diabetes is "insulin dependent"? - ANSWER Type - 1 Diabetes Mellitus
What are described as the "beta cells" in the pancreas? - ANSWER Insulin
, Glucocorticoids have ________ response than catecholamines - ANSWER slower
What are the three parts of the small intestine? - ANSWER Duodenum, jejunum, and
ileum
What is defined as stress? - ANSWER The body's response to a stimulus
How many glands does the adrenal gland have? - ANSWER Two: adrenal cortex and
adrenal medulla
What are the target organs of parathyroid hormone? - ANSWER Skeleton, kidneys, and
intestines
Where is most digestion completed? - ANSWER The small intestine
What neurohormone stimulates uterine contraction during childbirth? - ANSWER
Oxytocin
True/False: Steroid hormones can be stored in vesicles. - ANSWER False
What chemical messenger is defined as chemicals that exert effects on same cells that
secrete them? - ANSWER autocrine
True / False: The endocrine system regulates metabolic activity via hormone release. -
ANSWER True
True / False: Hormones are long-distance chemical signals, while autocrines and
paracrines are local chemical messengers. - ANSWER true
Answers 100% Pass
What are the three modifications for increasing the surface area for absorption? -
ANSWER Circular folds, villi, & microvilli
What is chyme? - ANSWER Mixture of both gastric juice and food bolus
Where does mechanical digestion begin? - ANSWER Teeth/jaw muscles
What processes occur in the nephron? - ANSWER - Filtration
- Reabsorption
- Secretion
What does an arteriole do to the glomerulus? - ANSWER It is fed and drained by an
arteriole
What is the pathway of flow for urine to exit the body? - ANSWER Renal pyramid -> minor
calyx -> major calyx -> renal pelvis -> ureter
What part of the Kidney consists of renal pyramids? - ANSWER Medulla
What are the three main functions of the urinary system? - ANSWER Maintain water ion
balance, rid body of wastes, and regulate pH
What type of Diabetes is "insulin dependent"? - ANSWER Type - 1 Diabetes Mellitus
What are described as the "beta cells" in the pancreas? - ANSWER Insulin
, Glucocorticoids have ________ response than catecholamines - ANSWER slower
What are the three parts of the small intestine? - ANSWER Duodenum, jejunum, and
ileum
What is defined as stress? - ANSWER The body's response to a stimulus
How many glands does the adrenal gland have? - ANSWER Two: adrenal cortex and
adrenal medulla
What are the target organs of parathyroid hormone? - ANSWER Skeleton, kidneys, and
intestines
Where is most digestion completed? - ANSWER The small intestine
What neurohormone stimulates uterine contraction during childbirth? - ANSWER
Oxytocin
True/False: Steroid hormones can be stored in vesicles. - ANSWER False
What chemical messenger is defined as chemicals that exert effects on same cells that
secrete them? - ANSWER autocrine
True / False: The endocrine system regulates metabolic activity via hormone release. -
ANSWER True
True / False: Hormones are long-distance chemical signals, while autocrines and
paracrines are local chemical messengers. - ANSWER true
