« previous next »

Author Question: A thick, slippery secretion of ________ forms a protective layer, preventing the destruction of the ... (Read 69 times)

berenicecastro

  • Hero Member
  • *****
  • Posts: 581
on: Aug 20, 2018
A thick, slippery secretion of ________ forms a protective layer, preventing the destruction of the stomach lining from strong digestive juices.
 
  A. mucus
  B. pepsin
  C. hydrochloric acid
  D. bicarbonate

Question 2

The blood brings water and waste products that it has removed from cells to the ________ for excretion from the body.
 
  A. large intestine
  B. kidneys
  C. heart
  D. small intestine


kjohnson

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Aug 20, 2018
Answer to Question 1

ANS: A

Answer to Question 2

ANS: B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Three principle forms of natural selection: (a) stabilizing selection, (b) directional selection, an Three principle forms of natural selection: (a) stabilizing selection, (b) directional selection, an
DNA Forms with a Primer DNA Forms with a Primer
Iridium-Rich Layer of Clay Iridium-Rich Layer of Clay
Concentration affects where the precipitin line forms. When 1 reactant is held at a constant ... Concentration affects where the precipitin line forms. When 1 reactant is held at a constant ...
Thermal Protective Clothing Thermal Protective Clothing
Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange Structures of (a) free and (b) DNA-bound forms of BamHI, with DNA shown end-on, in orange
Video: Hydrogen bonds - role in the body

For a complete list of videos, visit our video library