« previous next »

Author Question: A thick, slippery secretion of ________ forms a protective layer, preventing the destruction of the ... (Read 29 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?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Palade's use of the pulse-chase method to study protein secretion Palade's use of the pulse-chase method to study protein secretion
Destruction of Acetylcholine (ACh) by Acetylcholinesterase (AChE) Destruction of Acetylcholine (ACh) by Acetylcholinesterase (AChE)
If enough vapor is added to the air to saturate it, a precipitation fog forms beneath the cloud If enough vapor is added to the air to saturate it, a precipitation fog forms beneath the cloud
Non-Hormonal Forms of Birth Control Non-Hormonal Forms of Birth Control
Water forms spheres of hydration Water forms spheres of hydration
A solid concrete wall 4.0 m by 2.4 m and 30 cm thick, with a thermal conductivit A solid concrete wall 4.0 m by 2.4 m and 30 cm thick, with a thermal conductivit
Video: Anatomy and Chemical Makeup of a Single Hair (Animation)

For a complete list of videos, visit our video library